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2004 Porsche Boxster Oxygen Sensors

Save up to 40% on original replacement 2004 Porsche Boxster Oxygen Sensors. Navigate our online catalogue to find Oxygen Sensors and other parts designed specifically to fit a 2004 Porsche Boxster.

 
 
 
 
2004 Porsche Boxster Oxygen Sensor Downstream Bosch 15733 image 1 of 4
2004 Porsche Boxster Oxygen Sensor Downstream Bosch 15733 image 2 of 4
2004 Porsche Boxster Oxygen Sensor Downstream Bosch 15733 image 3 of 4
2004 Porsche Boxster Oxygen Sensor Downstream Bosch 15733 image 4 of 4
2004 Porsche Boxster Oxygen Sensor Downstream Bosch 15733 image 1 of 4The Wrench Monkey Recommend Product
The Wrench Monkey Recommend Product
2004 Porsche Boxster Oxygen Sensor Downstream Bosch 15733 image 1 of 4
2004 Porsche Boxster Oxygen Sensor Downstream Bosch 15733 image 2 of 4
2004 Porsche Boxster Oxygen Sensor Downstream Bosch 15733 image 3 of 4
2004 Porsche Boxster Oxygen Sensor Downstream Bosch 15733 image 4 of 4
Oxygen Sensor - Downstream
$137.22
$77.93
10+ In Stock
Ships: Monday Sep. 22nd
Pick-Up: Available for 8:30am Monday Sep. 22nd
Condition: New
Required Per Vehicle: 2
Made in USA
Vehicle fitment:
Engine Base: 3.2L 3179cc H6 (3.74x2.93; 95.0x74.4);
Vehicle Fitment Notes:
Located After Primary Converter
2004 Porsche Boxster Oxygen Sensor Downstream Front Bosch 15733 image 1 of 4
2004 Porsche Boxster Oxygen Sensor Downstream Front Bosch 15733 image 2 of 4
2004 Porsche Boxster Oxygen Sensor Downstream Front Bosch 15733 image 3 of 4
2004 Porsche Boxster Oxygen Sensor Downstream Front Bosch 15733 image 4 of 4
2004 Porsche Boxster Oxygen Sensor Downstream Front Bosch 15733 image 1 of 4The Wrench Monkey Recommend Product
The Wrench Monkey Recommend Product
2004 Porsche Boxster Oxygen Sensor Downstream Front Bosch 15733 image 1 of 4
2004 Porsche Boxster Oxygen Sensor Downstream Front Bosch 15733 image 2 of 4
2004 Porsche Boxster Oxygen Sensor Downstream Front Bosch 15733 image 3 of 4
2004 Porsche Boxster Oxygen Sensor Downstream Front Bosch 15733 image 4 of 4
Oxygen Sensor - Downstream Front
$137.22
$77.93
10+ In Stock
Ships: Monday Sep. 22nd
Pick-Up: Available for 8:30am Monday Sep. 22nd
Condition: New
Required Per Vehicle: 2
Made in USA
Vehicle fitment:
Engine Base: 2.7L 2687cc H6 (3.36x3.07; 85.5x78.0);
2004 Porsche Boxster Oxygen Sensor Upstream Bosch 15733 image 1 of 4
2004 Porsche Boxster Oxygen Sensor Upstream Bosch 15733 image 2 of 4
2004 Porsche Boxster Oxygen Sensor Upstream Bosch 15733 image 3 of 4
2004 Porsche Boxster Oxygen Sensor Upstream Bosch 15733 image 4 of 4
2004 Porsche Boxster Oxygen Sensor Upstream Bosch 15733 image 1 of 4The Wrench Monkey Recommend Product
The Wrench Monkey Recommend Product
2004 Porsche Boxster Oxygen Sensor Upstream Bosch 15733 image 1 of 4
2004 Porsche Boxster Oxygen Sensor Upstream Bosch 15733 image 2 of 4
2004 Porsche Boxster Oxygen Sensor Upstream Bosch 15733 image 3 of 4
2004 Porsche Boxster Oxygen Sensor Upstream Bosch 15733 image 4 of 4
Oxygen Sensor - Upstream
$137.22
$77.93
10+ In Stock
Ships: Monday Sep. 22nd
Pick-Up: Available for 8:30am Monday Sep. 22nd
Condition: New
Required Per Vehicle: 2
Made in USA
Vehicle fitment:
Engine Base: 2.7L 2687cc H6 (3.36x3.07; 85.5x78.0);
Vehicle Fitment Notes:
Located in Exhaust Manifold
2004 Porsche Boxster Oxygen Sensor Upstream Bosch 15733 image 1 of 4
2004 Porsche Boxster Oxygen Sensor Upstream Bosch 15733 image 2 of 4
2004 Porsche Boxster Oxygen Sensor Upstream Bosch 15733 image 3 of 4
2004 Porsche Boxster Oxygen Sensor Upstream Bosch 15733 image 4 of 4
2004 Porsche Boxster Oxygen Sensor Upstream Bosch 15733 image 1 of 4The Wrench Monkey Recommend Product
The Wrench Monkey Recommend Product
2004 Porsche Boxster Oxygen Sensor Upstream Bosch 15733 image 1 of 4
2004 Porsche Boxster Oxygen Sensor Upstream Bosch 15733 image 2 of 4
2004 Porsche Boxster Oxygen Sensor Upstream Bosch 15733 image 3 of 4
2004 Porsche Boxster Oxygen Sensor Upstream Bosch 15733 image 4 of 4
Oxygen Sensor - Upstream
$137.22
$77.93
10+ In Stock
Ships: Monday Sep. 22nd
Pick-Up: Available for 8:30am Monday Sep. 22nd
Condition: New
Required Per Vehicle: 2
Made in USA
Vehicle fitment:
Engine Base: 3.2L 3179cc H6 (3.74x2.93; 95.0x74.4);
Vehicle Fitment Notes:
Located in Exhaust Manifold
2004 Porsche Boxster Oxygen Sensor Downstream Bosch 15733 image 1 of 4
2004 Porsche Boxster Oxygen Sensor Downstream Bosch 15733 image 2 of 4
2004 Porsche Boxster Oxygen Sensor Downstream Bosch 15733 image 3 of 4
2004 Porsche Boxster Oxygen Sensor Downstream Bosch 15733 image 4 of 4
2004 Porsche Boxster Oxygen Sensor Downstream Bosch 15733 image 1 of 4The Wrench Monkey Recommend Product
The Wrench Monkey Recommend Product
2004 Porsche Boxster Oxygen Sensor Downstream Bosch 15733 image 1 of 4
2004 Porsche Boxster Oxygen Sensor Downstream Bosch 15733 image 2 of 4
2004 Porsche Boxster Oxygen Sensor Downstream Bosch 15733 image 3 of 4
2004 Porsche Boxster Oxygen Sensor Downstream Bosch 15733 image 4 of 4
Oxygen Sensor - Downstream
$137.22
$77.93
10+ In Stock
Ships: Monday Sep. 22nd
Pick-Up: Available for 8:30am Monday Sep. 22nd
Condition: New
Required Per Vehicle: 4
Made in USA
Vehicle fitment:
Engine Base: 3.2L 3179cc H6 (3.74x2.93; 95.0x74.4);
Vehicle Fitment Notes:
Located After Secondary Converter
2004 Porsche Boxster Oxygen Sensor Downstream Rear Bosch 15733 image 1 of 4
2004 Porsche Boxster Oxygen Sensor Downstream Rear Bosch 15733 image 2 of 4
2004 Porsche Boxster Oxygen Sensor Downstream Rear Bosch 15733 image 3 of 4
2004 Porsche Boxster Oxygen Sensor Downstream Rear Bosch 15733 image 4 of 4
2004 Porsche Boxster Oxygen Sensor Downstream Rear Bosch 15733 image 1 of 4The Wrench Monkey Recommend Product
The Wrench Monkey Recommend Product
2004 Porsche Boxster Oxygen Sensor Downstream Rear Bosch 15733 image 1 of 4
2004 Porsche Boxster Oxygen Sensor Downstream Rear Bosch 15733 image 2 of 4
2004 Porsche Boxster Oxygen Sensor Downstream Rear Bosch 15733 image 3 of 4
2004 Porsche Boxster Oxygen Sensor Downstream Rear Bosch 15733 image 4 of 4
Oxygen Sensor - Downstream Rear
$137.22
$77.93
10+ In Stock
Ships: Monday Sep. 22nd
Pick-Up: Available for 8:30am Monday Sep. 22nd
Condition: New
Required Per Vehicle: 4
Made in USA
Vehicle fitment:
Engine Base: 2.7L 2687cc H6 (3.36x3.07; 85.5x78.0);
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25727 image 1 of 4
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25727 image 2 of 4
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25727 image 3 of 4
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25727 image 4 of 4
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25727 image 1 of 4The Wrench Monkey Recommend Product
The Wrench Monkey Recommend Product
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25727 image 1 of 4
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25727 image 2 of 4
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25727 image 3 of 4
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25727 image 4 of 4
Oxygen Sensor - Downstream
rating star iconrating star iconrating star iconrating star iconrating star icon
$131.58
$82.52
10+ In Stock
Ships: Monday Sep. 22nd
Pick-Up: Ready in 1 Hour Monday Sep. 22nd
Condition: New
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 2.7L 2687cc H6 (3.36x3.07; 85.5x78.0);
Vehicle Fitment Notes:
Located After LH Primary (Manifold) Catalyst B2S2 OE Equivalent Design
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25727 image 1 of 4
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25727 image 2 of 4
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25727 image 3 of 4
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25727 image 4 of 4
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25727 image 1 of 4The Wrench Monkey Recommend Product
The Wrench Monkey Recommend Product
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25727 image 1 of 4
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25727 image 2 of 4
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25727 image 3 of 4
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25727 image 4 of 4
Oxygen Sensor - Downstream
rating star iconrating star iconrating star iconrating star iconrating star icon
$131.58
$82.52
10+ In Stock
Ships: Monday Sep. 22nd
Pick-Up: Ready in 1 Hour Monday Sep. 22nd
Condition: New
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 2.7L 2687cc H6 (3.36x3.07; 85.5x78.0);
Vehicle Fitment Notes:
Located After RH Primary (Manifold) Catalyst B1S2 OE Equivalent Design
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25727 image 1 of 4
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25727 image 2 of 4
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25727 image 3 of 4
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25727 image 4 of 4
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25727 image 1 of 4The Wrench Monkey Recommend Product
The Wrench Monkey Recommend Product
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25727 image 1 of 4
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25727 image 2 of 4
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25727 image 3 of 4
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25727 image 4 of 4
Oxygen Sensor - Downstream
rating star iconrating star iconrating star iconrating star iconrating star icon
$131.58
$82.52
10+ In Stock
Ships: Monday Sep. 22nd
Pick-Up: Ready in 1 Hour Monday Sep. 22nd
Condition: New
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 3.2L 3179cc H6 (3.74x2.93; 95.0x74.4);
Vehicle Fitment Notes:
Located After LH Primary (Manifold) Catalyst B2S2 OE Equivalent Design
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25727 image 1 of 4
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25727 image 2 of 4
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25727 image 3 of 4
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25727 image 4 of 4
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25727 image 1 of 4The Wrench Monkey Recommend Product
The Wrench Monkey Recommend Product
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25727 image 1 of 4
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25727 image 2 of 4
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25727 image 3 of 4
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25727 image 4 of 4
Oxygen Sensor - Downstream
rating star iconrating star iconrating star iconrating star iconrating star icon
$131.58
$82.52
10+ In Stock
Ships: Monday Sep. 22nd
Pick-Up: Ready in 1 Hour Monday Sep. 22nd
Condition: New
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 3.2L 3179cc H6 (3.74x2.93; 95.0x74.4);
Vehicle Fitment Notes:
Located After RH Primary (Manifold) Catalyst B1S2 OE Equivalent Design
2004 Porsche Boxster Oxygen Sensor Upstream NGK 25727 image 1 of 4
2004 Porsche Boxster Oxygen Sensor Upstream NGK 25727 image 2 of 4
2004 Porsche Boxster Oxygen Sensor Upstream NGK 25727 image 3 of 4
2004 Porsche Boxster Oxygen Sensor Upstream NGK 25727 image 4 of 4
2004 Porsche Boxster Oxygen Sensor Upstream NGK 25727 image 1 of 4The Wrench Monkey Recommend Product
The Wrench Monkey Recommend Product
2004 Porsche Boxster Oxygen Sensor Upstream NGK 25727 image 1 of 4
2004 Porsche Boxster Oxygen Sensor Upstream NGK 25727 image 2 of 4
2004 Porsche Boxster Oxygen Sensor Upstream NGK 25727 image 3 of 4
2004 Porsche Boxster Oxygen Sensor Upstream NGK 25727 image 4 of 4
Oxygen Sensor - Upstream
rating star iconrating star iconrating star iconrating star iconrating star icon
$131.58
$82.52
10+ In Stock
Ships: Monday Sep. 22nd
Pick-Up: Ready in 1 Hour Monday Sep. 22nd
Condition: New
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 2.7L 2687cc H6 (3.36x3.07; 85.5x78.0);
Vehicle Fitment Notes:
Located Before LH Primary (Manifold) Catalyst B2S1 OE Equivalent Design
2004 Porsche Boxster Oxygen Sensor Upstream NGK 25727 image 1 of 4
2004 Porsche Boxster Oxygen Sensor Upstream NGK 25727 image 2 of 4
2004 Porsche Boxster Oxygen Sensor Upstream NGK 25727 image 3 of 4
2004 Porsche Boxster Oxygen Sensor Upstream NGK 25727 image 4 of 4
2004 Porsche Boxster Oxygen Sensor Upstream NGK 25727 image 1 of 4The Wrench Monkey Recommend Product
The Wrench Monkey Recommend Product
2004 Porsche Boxster Oxygen Sensor Upstream NGK 25727 image 1 of 4
2004 Porsche Boxster Oxygen Sensor Upstream NGK 25727 image 2 of 4
2004 Porsche Boxster Oxygen Sensor Upstream NGK 25727 image 3 of 4
2004 Porsche Boxster Oxygen Sensor Upstream NGK 25727 image 4 of 4
Oxygen Sensor - Upstream
rating star iconrating star iconrating star iconrating star iconrating star icon
$131.58
$82.52
10+ In Stock
Ships: Monday Sep. 22nd
Pick-Up: Ready in 1 Hour Monday Sep. 22nd
Condition: New
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 2.7L 2687cc H6 (3.36x3.07; 85.5x78.0);
Vehicle Fitment Notes:
Located Before RH Primary (Manifold) Catalyst B1S1 OE Equivalent Design
2004 Porsche Boxster Oxygen Sensor Upstream NGK 25727 image 1 of 4
2004 Porsche Boxster Oxygen Sensor Upstream NGK 25727 image 2 of 4
2004 Porsche Boxster Oxygen Sensor Upstream NGK 25727 image 3 of 4
2004 Porsche Boxster Oxygen Sensor Upstream NGK 25727 image 4 of 4
2004 Porsche Boxster Oxygen Sensor Upstream NGK 25727 image 1 of 4The Wrench Monkey Recommend Product
The Wrench Monkey Recommend Product
2004 Porsche Boxster Oxygen Sensor Upstream NGK 25727 image 1 of 4
2004 Porsche Boxster Oxygen Sensor Upstream NGK 25727 image 2 of 4
2004 Porsche Boxster Oxygen Sensor Upstream NGK 25727 image 3 of 4
2004 Porsche Boxster Oxygen Sensor Upstream NGK 25727 image 4 of 4
Oxygen Sensor - Upstream
rating star iconrating star iconrating star iconrating star iconrating star icon
$131.58
$82.52
10+ In Stock
Ships: Monday Sep. 22nd
Pick-Up: Ready in 1 Hour Monday Sep. 22nd
Condition: New
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 3.2L 3179cc H6 (3.74x2.93; 95.0x74.4);
Vehicle Fitment Notes:
Located Before LH Primary (Manifold) Catalyst B2S1 OE Equivalent Design
2004 Porsche Boxster Oxygen Sensor Upstream NGK 25727 image 1 of 4
2004 Porsche Boxster Oxygen Sensor Upstream NGK 25727 image 2 of 4
2004 Porsche Boxster Oxygen Sensor Upstream NGK 25727 image 3 of 4
2004 Porsche Boxster Oxygen Sensor Upstream NGK 25727 image 4 of 4
2004 Porsche Boxster Oxygen Sensor Upstream NGK 25727 image 1 of 4The Wrench Monkey Recommend Product
The Wrench Monkey Recommend Product
2004 Porsche Boxster Oxygen Sensor Upstream NGK 25727 image 1 of 4
2004 Porsche Boxster Oxygen Sensor Upstream NGK 25727 image 2 of 4
2004 Porsche Boxster Oxygen Sensor Upstream NGK 25727 image 3 of 4
2004 Porsche Boxster Oxygen Sensor Upstream NGK 25727 image 4 of 4
Oxygen Sensor - Upstream
rating star iconrating star iconrating star iconrating star iconrating star icon
$131.58
$82.52
10+ In Stock
Ships: Monday Sep. 22nd
Pick-Up: Ready in 1 Hour Monday Sep. 22nd
Condition: New
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 3.2L 3179cc H6 (3.74x2.93; 95.0x74.4);
Vehicle Fitment Notes:
Located Before RH Primary (Manifold) Catalyst B1S1 OE Equivalent Design
2004 Porsche Boxster Oxygen Sensor Downstream Bosch 16506 image 1 of 4
2004 Porsche Boxster Oxygen Sensor Downstream Bosch 16506 image 2 of 4
2004 Porsche Boxster Oxygen Sensor Downstream Bosch 16506 image 3 of 4
2004 Porsche Boxster Oxygen Sensor Downstream Bosch 16506 image 4 of 4
2004 Porsche Boxster Oxygen Sensor Downstream Bosch 16506 image 1 of 4The Wrench Monkey Recommend Product
The Wrench Monkey Recommend Product
2004 Porsche Boxster Oxygen Sensor Downstream Bosch 16506 image 1 of 4
2004 Porsche Boxster Oxygen Sensor Downstream Bosch 16506 image 2 of 4
2004 Porsche Boxster Oxygen Sensor Downstream Bosch 16506 image 3 of 4
2004 Porsche Boxster Oxygen Sensor Downstream Bosch 16506 image 4 of 4
Oxygen Sensor - Downstream
$276.35
$120.17
Out of Stock
Condition: New
Required Per Vehicle: 4
Made in Germany
Vehicle fitment:
Engine Base: 3.2L 3179cc H6 (3.74x2.93; 95.0x74.4);
Vehicle Fitment Notes:
Located After Secondary Converter
2004 Porsche Boxster Oxygen Sensor Downstream Rear Bosch 16506 image 1 of 4
2004 Porsche Boxster Oxygen Sensor Downstream Rear Bosch 16506 image 2 of 4
2004 Porsche Boxster Oxygen Sensor Downstream Rear Bosch 16506 image 3 of 4
2004 Porsche Boxster Oxygen Sensor Downstream Rear Bosch 16506 image 4 of 4
2004 Porsche Boxster Oxygen Sensor Downstream Rear Bosch 16506 image 1 of 4The Wrench Monkey Recommend Product
The Wrench Monkey Recommend Product
2004 Porsche Boxster Oxygen Sensor Downstream Rear Bosch 16506 image 1 of 4
2004 Porsche Boxster Oxygen Sensor Downstream Rear Bosch 16506 image 2 of 4
2004 Porsche Boxster Oxygen Sensor Downstream Rear Bosch 16506 image 3 of 4
2004 Porsche Boxster Oxygen Sensor Downstream Rear Bosch 16506 image 4 of 4
Oxygen Sensor - Downstream Rear
$276.35
$120.17
Out of Stock
Condition: New
Required Per Vehicle: 4
Made in Germany
Vehicle fitment:
Engine Base: 2.7L 2687cc H6 (3.36x3.07; 85.5x78.0);
2004 Porsche Boxster Oxygen Sensor Upstream Bosch 16507 image 1 of 4
2004 Porsche Boxster Oxygen Sensor Upstream Bosch 16507 image 2 of 4
2004 Porsche Boxster Oxygen Sensor Upstream Bosch 16507 image 3 of 4
2004 Porsche Boxster Oxygen Sensor Upstream Bosch 16507 image 4 of 4
2004 Porsche Boxster Oxygen Sensor Upstream Bosch 16507 image 1 of 4The Wrench Monkey Recommend Product
The Wrench Monkey Recommend Product
2004 Porsche Boxster Oxygen Sensor Upstream Bosch 16507 image 1 of 4
2004 Porsche Boxster Oxygen Sensor Upstream Bosch 16507 image 2 of 4
2004 Porsche Boxster Oxygen Sensor Upstream Bosch 16507 image 3 of 4
2004 Porsche Boxster Oxygen Sensor Upstream Bosch 16507 image 4 of 4
Oxygen Sensor - Upstream
$301.40
$191.38
Out of Stock
Condition: New
Required Per Vehicle: 2
Made in Germany
Vehicle fitment:
Engine Base: 2.7L 2687cc H6 (3.36x3.07; 85.5x78.0);
Vehicle Fitment Notes:
Located in Exhaust Manifold
2004 Porsche Boxster Oxygen Sensor Upstream Bosch 16507 image 1 of 4
2004 Porsche Boxster Oxygen Sensor Upstream Bosch 16507 image 2 of 4
2004 Porsche Boxster Oxygen Sensor Upstream Bosch 16507 image 3 of 4
2004 Porsche Boxster Oxygen Sensor Upstream Bosch 16507 image 4 of 4
2004 Porsche Boxster Oxygen Sensor Upstream Bosch 16507 image 1 of 4The Wrench Monkey Recommend Product
The Wrench Monkey Recommend Product
2004 Porsche Boxster Oxygen Sensor Upstream Bosch 16507 image 1 of 4
2004 Porsche Boxster Oxygen Sensor Upstream Bosch 16507 image 2 of 4
2004 Porsche Boxster Oxygen Sensor Upstream Bosch 16507 image 3 of 4
2004 Porsche Boxster Oxygen Sensor Upstream Bosch 16507 image 4 of 4
Oxygen Sensor - Upstream
$301.40
$191.38
Out of Stock
Condition: New
Required Per Vehicle: 2
Made in Germany
Vehicle fitment:
Engine Base: 3.2L 3179cc H6 (3.74x2.93; 95.0x74.4);
Vehicle Fitment Notes:
Located in Exhaust Manifold
2004 Porsche Boxster Oxygen Sensor Downstream Bosch 16508 image 1 of 4
2004 Porsche Boxster Oxygen Sensor Downstream Bosch 16508 image 2 of 4
2004 Porsche Boxster Oxygen Sensor Downstream Bosch 16508 image 3 of 4
2004 Porsche Boxster Oxygen Sensor Downstream Bosch 16508 image 4 of 4
2004 Porsche Boxster Oxygen Sensor Downstream Bosch 16508 image 1 of 4The Wrench Monkey Recommend Product
The Wrench Monkey Recommend Product
2004 Porsche Boxster Oxygen Sensor Downstream Bosch 16508 image 1 of 4
2004 Porsche Boxster Oxygen Sensor Downstream Bosch 16508 image 2 of 4
2004 Porsche Boxster Oxygen Sensor Downstream Bosch 16508 image 3 of 4
2004 Porsche Boxster Oxygen Sensor Downstream Bosch 16508 image 4 of 4
Oxygen Sensor - Downstream
$218.62
$130.48
Out of Stock
Condition: New
Required Per Vehicle: 2
Made in Germany
Vehicle fitment:
Engine Base: 3.2L 3179cc H6 (3.74x2.93; 95.0x74.4);
Vehicle Fitment Notes:
Located After Primary Converter
2004 Porsche Boxster Oxygen Sensor Downstream Front Bosch 16508 image 1 of 4
2004 Porsche Boxster Oxygen Sensor Downstream Front Bosch 16508 image 2 of 4
2004 Porsche Boxster Oxygen Sensor Downstream Front Bosch 16508 image 3 of 4
2004 Porsche Boxster Oxygen Sensor Downstream Front Bosch 16508 image 4 of 4
2004 Porsche Boxster Oxygen Sensor Downstream Front Bosch 16508 image 1 of 4The Wrench Monkey Recommend Product
The Wrench Monkey Recommend Product
2004 Porsche Boxster Oxygen Sensor Downstream Front Bosch 16508 image 1 of 4
2004 Porsche Boxster Oxygen Sensor Downstream Front Bosch 16508 image 2 of 4
2004 Porsche Boxster Oxygen Sensor Downstream Front Bosch 16508 image 3 of 4
2004 Porsche Boxster Oxygen Sensor Downstream Front Bosch 16508 image 4 of 4
Oxygen Sensor - Downstream Front
$218.62
$130.48
Out of Stock
Condition: New
Required Per Vehicle: 2
Made in Germany
Vehicle fitment:
Engine Base: 2.7L 2687cc H6 (3.36x3.07; 85.5x78.0);
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25654 image 1 of 4
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25654 image 2 of 4
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25654 image 3 of 4
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25654 image 4 of 4
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25654 image 1 of 4The Wrench Monkey Recommend Product
The Wrench Monkey Recommend Product
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25654 image 1 of 4
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25654 image 2 of 4
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25654 image 3 of 4
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25654 image 4 of 4
Oxygen Sensor - Downstream
rating star iconrating star iconrating star iconrating star iconrating star icon
$269.12
$115.19
Out of Stock
Condition: New
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 2.7L 2687cc H6 (3.36x3.07; 85.5x78.0);
Vehicle Fitment Notes:
Located After LH Secondary (Exhaust Pipe) Catalyst B2S4 OE Equivalent Design
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25654 image 1 of 4
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25654 image 2 of 4
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25654 image 3 of 4
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25654 image 4 of 4
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25654 image 1 of 4The Wrench Monkey Recommend Product
The Wrench Monkey Recommend Product
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25654 image 1 of 4
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25654 image 2 of 4
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25654 image 3 of 4
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25654 image 4 of 4
Oxygen Sensor - Downstream
rating star iconrating star iconrating star iconrating star iconrating star icon
$269.12
$115.19
Out of Stock
Condition: New
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 2.7L 2687cc H6 (3.36x3.07; 85.5x78.0);
Vehicle Fitment Notes:
Located After RH Secondary (Exhaust Pipe) Catalyst B1S4 OE Equivalent Design
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25654 image 1 of 4
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25654 image 2 of 4
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25654 image 3 of 4
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25654 image 4 of 4
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25654 image 1 of 4The Wrench Monkey Recommend Product
The Wrench Monkey Recommend Product
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25654 image 1 of 4
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25654 image 2 of 4
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25654 image 3 of 4
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25654 image 4 of 4
Oxygen Sensor - Downstream
rating star iconrating star iconrating star iconrating star iconrating star icon
$269.12
$115.19
Out of Stock
Condition: New
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 2.7L 2687cc H6 (3.36x3.07; 85.5x78.0);
Vehicle Fitment Notes:
Located Before LH Secondary (Exhaust Pipe) Catalyst B2S3 OE Equivalent Design
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25654 image 1 of 4
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25654 image 2 of 4
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25654 image 3 of 4
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25654 image 4 of 4
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25654 image 1 of 4The Wrench Monkey Recommend Product
The Wrench Monkey Recommend Product
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25654 image 1 of 4
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25654 image 2 of 4
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25654 image 3 of 4
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25654 image 4 of 4
Oxygen Sensor - Downstream
rating star iconrating star iconrating star iconrating star iconrating star icon
$269.12
$115.19
Out of Stock
Condition: New
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 2.7L 2687cc H6 (3.36x3.07; 85.5x78.0);
Vehicle Fitment Notes:
Located Before RH Secondary (Exhaust Pipe) Catalyst B1S3 OE Equivalent Design
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25654 image 1 of 4
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25654 image 2 of 4
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25654 image 3 of 4
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25654 image 4 of 4
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25654 image 1 of 4The Wrench Monkey Recommend Product
The Wrench Monkey Recommend Product
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25654 image 1 of 4
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25654 image 2 of 4
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25654 image 3 of 4
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25654 image 4 of 4
Oxygen Sensor - Downstream
rating star iconrating star iconrating star iconrating star iconrating star icon
$269.12
$115.19
Out of Stock
Condition: New
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 3.2L 3179cc H6 (3.74x2.93; 95.0x74.4);
Vehicle Fitment Notes:
Located After LH Secondary (Exhaust Pipe) Catalyst B2S4 OE Equivalent Design
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25654 image 1 of 4
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25654 image 2 of 4
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25654 image 3 of 4
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25654 image 4 of 4
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25654 image 1 of 4The Wrench Monkey Recommend Product
The Wrench Monkey Recommend Product
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25654 image 1 of 4
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25654 image 2 of 4
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25654 image 3 of 4
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25654 image 4 of 4
Oxygen Sensor - Downstream
rating star iconrating star iconrating star iconrating star iconrating star icon
$269.12
$115.19
Out of Stock
Condition: New
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 3.2L 3179cc H6 (3.74x2.93; 95.0x74.4);
Vehicle Fitment Notes:
Located After RH Secondary (Exhaust Pipe) Catalyst B1S4 OE Equivalent Design
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25654 image 1 of 4
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25654 image 2 of 4
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25654 image 3 of 4
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25654 image 4 of 4
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25654 image 1 of 4The Wrench Monkey Recommend Product
The Wrench Monkey Recommend Product
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25654 image 1 of 4
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25654 image 2 of 4
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25654 image 3 of 4
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25654 image 4 of 4
Oxygen Sensor - Downstream
rating star iconrating star iconrating star iconrating star iconrating star icon
$269.12
$115.19
Out of Stock
Condition: New
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 3.2L 3179cc H6 (3.74x2.93; 95.0x74.4);
Vehicle Fitment Notes:
Located Before LH Secondary (Exhaust Pipe) Catalyst B2S3 OE Equivalent Design
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25654 image 1 of 4
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25654 image 2 of 4
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25654 image 3 of 4
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25654 image 4 of 4
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25654 image 1 of 4The Wrench Monkey Recommend Product
The Wrench Monkey Recommend Product
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25654 image 1 of 4
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25654 image 2 of 4
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25654 image 3 of 4
2004 Porsche Boxster Oxygen Sensor Downstream NGK 25654 image 4 of 4
Oxygen Sensor - Downstream
rating star iconrating star iconrating star iconrating star iconrating star icon
$269.12
$115.19
Out of Stock
Condition: New
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 3.2L 3179cc H6 (3.74x2.93; 95.0x74.4);
Vehicle Fitment Notes:
Located Before RH Secondary (Exhaust Pipe) Catalyst B1S3 OE Equivalent Design
2004 Porsche Boxster Oxygen Sensor Downstream Denso 2344916 image 1 of 1
2004 Porsche Boxster Oxygen Sensor Downstream Denso 2344916 image 1 of 1
Oxygen Sensor - Downstream
rating star iconrating star iconrating star iconrating star iconrating star icon
$288.95
$123.22
Out of Stock
Condition: New
Required Per Vehicle: 2
Vehicle fitment:
Engine Base: 2.7L 2687cc H6 (3.36x3.07; 85.5x78.0);
Vehicle Fitment Notes:
Loc. Secondary Catalyst O.E. Quality Direct Fit Replacement Sensor
2004 Porsche Boxster Oxygen Sensor Downstream Denso 2344916 image 1 of 1
2004 Porsche Boxster Oxygen Sensor Downstream Denso 2344916 image 1 of 1
Oxygen Sensor - Downstream
rating star iconrating star iconrating star iconrating star iconrating star icon
$288.95
$123.22
Out of Stock
Condition: New
Required Per Vehicle: 2
Vehicle fitment:
Engine Base: 3.2L 3179cc H6 (3.74x2.93; 95.0x74.4);
Vehicle Fitment Notes:
Loc. Secondary Catalyst O.E. Quality Direct Fit Replacement Sensor
2004 Porsche Boxster Oxygen Sensor Downstream Denso 2344917 image 1 of 1
2004 Porsche Boxster Oxygen Sensor Downstream Denso 2344917 image 1 of 1
Oxygen Sensor - Downstream
rating star iconrating star iconrating star iconrating star iconrating star icon
$195.42
$92.00
Out of Stock
Condition: New
Required Per Vehicle: 2
Vehicle fitment:
Engine Base: 2.7L 2687cc H6 (3.36x3.07; 85.5x78.0);
Vehicle Fitment Notes:
Loc. Primary Catalyst O.E. Quality Direct Fit Replacement Sensor
2004 Porsche Boxster Oxygen Sensor Downstream Denso 2344917 image 1 of 1
2004 Porsche Boxster Oxygen Sensor Downstream Denso 2344917 image 1 of 1
Oxygen Sensor - Downstream
rating star iconrating star iconrating star iconrating star iconrating star icon
$195.42
$92.00
Out of Stock
Condition: New
Required Per Vehicle: 2
Vehicle fitment:
Engine Base: 3.2L 3179cc H6 (3.74x2.93; 95.0x74.4);
Vehicle Fitment Notes:
Loc. Primary Catalyst O.E. Quality Direct Fit Replacement Sensor
2004 Porsche Boxster Oxygen Sensor Upstream Denso 2344920 image 1 of 1
2004 Porsche Boxster Oxygen Sensor Upstream Denso 2344920 image 1 of 1
Oxygen Sensor - Upstream
rating star iconrating star iconrating star iconrating star iconrating star icon
$237.45
$108.99
Out of Stock
Condition: New
Required Per Vehicle: 2
Vehicle fitment:
Engine Base: 2.7L 2687cc H6 (3.36x3.07; 85.5x78.0);
Vehicle Fitment Notes:
Loc. Primary Catalyst O.E. Quality Direct Fit Replacement Sensor
2004 Porsche Boxster Oxygen Sensor Upstream Denso 2344920 image 1 of 1
2004 Porsche Boxster Oxygen Sensor Upstream Denso 2344920 image 1 of 1
Oxygen Sensor - Upstream
rating star iconrating star iconrating star iconrating star iconrating star icon
$237.45
$108.99
Out of Stock
Condition: New
Required Per Vehicle: 2
Vehicle fitment:
Engine Base: 3.2L 3179cc H6 (3.74x2.93; 95.0x74.4);
Vehicle Fitment Notes:
Loc. Primary Catalyst O.E. Quality Direct Fit Replacement Sensor
2004 Porsche Boxster Oxygen Sensor Downstream Spectra Premium OS5576 image 1 of 3
2004 Porsche Boxster Oxygen Sensor Downstream Spectra Premium OS5576 image 2 of 3
2004 Porsche Boxster Oxygen Sensor Downstream Spectra Premium OS5576 image 3 of 3
2004 Porsche Boxster Oxygen Sensor Downstream Spectra Premium OS5576 image 1 of 3
2004 Porsche Boxster Oxygen Sensor Downstream Spectra Premium OS5576 image 1 of 3
2004 Porsche Boxster Oxygen Sensor Downstream Spectra Premium OS5576 image 2 of 3
2004 Porsche Boxster Oxygen Sensor Downstream Spectra Premium OS5576 image 3 of 3
Oxygen Sensor - Downstream
$125.20
$74.69
Call For Availability
Condition: New
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 2.7L 2687cc H6 (3.36x3.07; 85.5x78.0);
Vehicle Fitment Notes:
Located After Left Manifold Primary Catalytic Converter Located After Right Manifold Primary Catalytic Converter
2004 Porsche Boxster Oxygen Sensor Downstream Spectra Premium OS5576 image 1 of 3
2004 Porsche Boxster Oxygen Sensor Downstream Spectra Premium OS5576 image 2 of 3
2004 Porsche Boxster Oxygen Sensor Downstream Spectra Premium OS5576 image 3 of 3
2004 Porsche Boxster Oxygen Sensor Downstream Spectra Premium OS5576 image 1 of 3
2004 Porsche Boxster Oxygen Sensor Downstream Spectra Premium OS5576 image 1 of 3
2004 Porsche Boxster Oxygen Sensor Downstream Spectra Premium OS5576 image 2 of 3
2004 Porsche Boxster Oxygen Sensor Downstream Spectra Premium OS5576 image 3 of 3
Oxygen Sensor - Downstream
$125.20
$74.69
Call For Availability
Condition: New
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 3.2L 3179cc H6 (3.74x2.93; 95.0x74.4);
Vehicle Fitment Notes:
Located After Left Manifold Primary Catalytic Converter Located After Right Manifold Primary Catalytic Converter
2004 Porsche Boxster Oxygen Sensor Upstream Spectra Premium OS5576 image 1 of 3
2004 Porsche Boxster Oxygen Sensor Upstream Spectra Premium OS5576 image 2 of 3
2004 Porsche Boxster Oxygen Sensor Upstream Spectra Premium OS5576 image 3 of 3
2004 Porsche Boxster Oxygen Sensor Upstream Spectra Premium OS5576 image 1 of 3
2004 Porsche Boxster Oxygen Sensor Upstream Spectra Premium OS5576 image 1 of 3
2004 Porsche Boxster Oxygen Sensor Upstream Spectra Premium OS5576 image 2 of 3
2004 Porsche Boxster Oxygen Sensor Upstream Spectra Premium OS5576 image 3 of 3
Oxygen Sensor - Upstream
$125.20
$74.69
Call For Availability
Condition: New
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 2.7L 2687cc H6 (3.36x3.07; 85.5x78.0);
Vehicle Fitment Notes:
Located Before Left Manifold Primary Catalytic Converter Located Before Right Manifold Primary Catalytic Converter
2004 Porsche Boxster Oxygen Sensor Upstream Spectra Premium OS5576 image 1 of 3
2004 Porsche Boxster Oxygen Sensor Upstream Spectra Premium OS5576 image 2 of 3
2004 Porsche Boxster Oxygen Sensor Upstream Spectra Premium OS5576 image 3 of 3
2004 Porsche Boxster Oxygen Sensor Upstream Spectra Premium OS5576 image 1 of 3
2004 Porsche Boxster Oxygen Sensor Upstream Spectra Premium OS5576 image 1 of 3
2004 Porsche Boxster Oxygen Sensor Upstream Spectra Premium OS5576 image 2 of 3
2004 Porsche Boxster Oxygen Sensor Upstream Spectra Premium OS5576 image 3 of 3
Oxygen Sensor - Upstream
$125.20
$74.69
Call For Availability
Condition: New
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 3.2L 3179cc H6 (3.74x2.93; 95.0x74.4);
Vehicle Fitment Notes:
Located Before Right Manifold Primary Catalytic Converter Located Before Left Manifold Primary Catalytic Converter
2004 Porsche Boxster Oxygen Sensor Front HELLA 358103071 image 1 of 1
2004 Porsche Boxster Oxygen Sensor Front HELLA 358103071 image 1 of 1
Oxygen Sensor - Front
Call for Pricing
Out of Stock
Condition: New
Required Per Vehicle: 2
Vehicle fitment:
Sub-Model: Base;
Vehicle Fitment Notes:
Location-Manifold 4-Pin Connector - Cable: 220mm
2004 Porsche Boxster Oxygen Sensor Front HELLA 358103071 image 1 of 1
2004 Porsche Boxster Oxygen Sensor Front HELLA 358103071 image 1 of 1
Oxygen Sensor - Front
Call for Pricing
Out of Stock
Condition: New
Required Per Vehicle: 2
Vehicle fitment:
Sub-Model: S Special Edition;
Vehicle Fitment Notes:
Location-Manifold 4-Pin Connector - Cable: 220mm
2004 Porsche Boxster Oxygen Sensor Front HELLA 358103071 image 1 of 1
2004 Porsche Boxster Oxygen Sensor Front HELLA 358103071 image 1 of 1
Oxygen Sensor - Front
Call for Pricing
Out of Stock
Condition: New
Required Per Vehicle: 2
Vehicle fitment:
Sub-Model: S;
Vehicle Fitment Notes:
Location-Manifold 4-Pin Connector - Cable: 220mm