2003 Porsche Boxster Oxygen Sensor
Navigate our online catalogue to find original replacement Oxygen Sensors specifically designed to fit a 2003 Porsche Boxster.








Oxygen Sensor
$288.83
$151.17
In Stock
Condition: New
Ships: Today, Oct. 3rd
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Downstream Rear
Required Per Vehicle: 4
Made in USA
Vehicle fitment:
Engine Base: 2.7L 2687cc H6 (3.36x3.07; 85.5x78.0);
Engine Base: 2.7L 2687cc H6 (3.36x3.07; 85.5x78.0);







Oxygen Sensor
$288.83
$151.17
In Stock
Condition: New
Ships: Today, Oct. 3rd
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Downstream Rear
Required Per Vehicle: 4
Made in USA
Vehicle fitment:
Engine Base: 3.2L 3179cc H6 (3.74x2.93; 95.0x74.4);
Engine Base: 3.2L 3179cc H6 (3.74x2.93; 95.0x74.4);







Oxygen Sensor
$289.18
$227.02
Limited Stock
Condition: New
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 12pm)
Pick-Up: Same Business Day (Order before 12pm)
Downstream Front
Required Per Vehicle: 2
Made in USA
Vehicle fitment:
Engine Base: 2.7L 2687cc H6 (3.36x3.07; 85.5x78.0);
Engine Base: 2.7L 2687cc H6 (3.36x3.07; 85.5x78.0);







Oxygen Sensor
$289.18
$227.02
Limited Stock
Condition: New
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 12pm)
Pick-Up: Same Business Day (Order before 12pm)
Downstream Front
Required Per Vehicle: 2
Made in USA
Vehicle fitment:
Engine Base: 3.2L 3179cc H6 (3.74x2.93; 95.0x74.4);
Engine Base: 3.2L 3179cc H6 (3.74x2.93; 95.0x74.4);







Oxygen Sensor
$194.22
$99.56
In Stock
Condition: New
Ships: Next Business Day
Pick-Up: Next Business Day
Pick-Up: Next Business Day
Downstream Front
Required Per Vehicle: 2
Made in USA
Vehicle fitment:
Engine Base: 2.7L 2687cc H6 (3.36x3.07; 85.5x78.0);
Engine Base: 2.7L 2687cc H6 (3.36x3.07; 85.5x78.0);







Oxygen Sensor
$194.22
$99.56
In Stock
Condition: New
Ships: Next Business Day
Pick-Up: Next Business Day
Pick-Up: Next Business Day
Downstream Front
Required Per Vehicle: 2
Made in USA
Vehicle fitment:
Engine Base: 3.2L 3179cc H6 (3.74x2.93; 95.0x74.4);
Engine Base: 3.2L 3179cc H6 (3.74x2.93; 95.0x74.4);







Oxygen Sensor
$194.22
$99.56
In Stock
Condition: New
Ships: Next Business Day
Pick-Up: Next Business Day
Pick-Up: Next Business Day
Upstream
Required Per Vehicle: 2
Made in USA
Vehicle fitment:
Engine Base: 2.7L 2687cc H6 (3.36x3.07; 85.5x78.0);
Engine Base: 2.7L 2687cc H6 (3.36x3.07; 85.5x78.0);
Vehicle Fitment Notes:
Located in Exhaust Manifold
Located in Exhaust Manifold







Oxygen Sensor
$194.22
$99.56
In Stock
Condition: New
Ships: Next Business Day
Pick-Up: Next Business Day
Pick-Up: Next Business Day
Upstream
Required Per Vehicle: 2
Made in USA
Vehicle fitment:
Engine Base: 3.2L 3179cc H6 (3.74x2.93; 95.0x74.4);
Engine Base: 3.2L 3179cc H6 (3.74x2.93; 95.0x74.4);
Vehicle Fitment Notes:
Located in Exhaust Manifold
Located in Exhaust Manifold







Oxygen Sensor
$194.22
$99.56
In Stock
Condition: New
Ships: Next Business Day
Pick-Up: Next Business Day
Pick-Up: Next Business Day
Downstream Rear
Required Per Vehicle: 4
Made in USA
Vehicle fitment:
Engine Base: 2.7L 2687cc H6 (3.36x3.07; 85.5x78.0);
Engine Base: 2.7L 2687cc H6 (3.36x3.07; 85.5x78.0);







Oxygen Sensor
$194.22
$99.56
In Stock
Condition: New
Ships: Next Business Day
Pick-Up: Next Business Day
Pick-Up: Next Business Day
Downstream Rear
Required Per Vehicle: 4
Made in USA
Vehicle fitment:
Engine Base: 3.2L 3179cc H6 (3.74x2.93; 95.0x74.4);
Engine Base: 3.2L 3179cc H6 (3.74x2.93; 95.0x74.4);







Oxygen Sensor
$131.58
$82.52
10+ In Stock
Condition: New
Ships: Today, Oct. 3rd
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Downstream
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 2.7L 2687cc H6 (3.36x3.07; 85.5x78.0);
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
Located After LH Primary (Manifold) Catalyst B2S2 OE Equivalent Design







Oxygen Sensor
$131.58
$82.52
10+ In Stock
Condition: New
Ships: Today, Oct. 3rd
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Downstream
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 2.7L 2687cc H6 (3.36x3.07; 85.5x78.0);
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
Located After RH Primary (Manifold) Catalyst B1S2 OE Equivalent Design







Oxygen Sensor
$131.58
$82.52
10+ In Stock
Condition: New
Ships: Today, Oct. 3rd
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Downstream
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 3.2L 3179cc H6 (3.74x2.93; 95.0x74.4);
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
Located After LH Primary (Manifold) Catalyst B2S2 OE Equivalent Design







Oxygen Sensor
$131.58
$82.52
10+ In Stock
Condition: New
Ships: Today, Oct. 3rd
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Downstream
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 3.2L 3179cc H6 (3.74x2.93; 95.0x74.4);
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
Located After RH Primary (Manifold) Catalyst B1S2 OE Equivalent Design







Oxygen Sensor
$131.58
$82.52
10+ In Stock
Condition: New
Ships: Today, Oct. 3rd
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Upstream
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 2.7L 2687cc H6 (3.36x3.07; 85.5x78.0);
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
Located Before LH Primary (Manifold) Catalyst B2S1 OE Equivalent Design







Oxygen Sensor
$131.58
$82.52
10+ In Stock
Condition: New
Ships: Today, Oct. 3rd
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Upstream
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 2.7L 2687cc H6 (3.36x3.07; 85.5x78.0);
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
Located Before RH Primary (Manifold) Catalyst B1S1 OE Equivalent Design







Oxygen Sensor
$131.58
$82.52
10+ In Stock
Condition: New
Ships: Today, Oct. 3rd
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Upstream
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 3.2L 3179cc H6 (3.74x2.93; 95.0x74.4);
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
Located Before LH Primary (Manifold) Catalyst B2S1 OE Equivalent Design







Oxygen Sensor
$131.58
$82.52
10+ In Stock
Condition: New
Ships: Today, Oct. 3rd
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Upstream
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 3.2L 3179cc H6 (3.74x2.93; 95.0x74.4);
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
Located Before RH Primary (Manifold) Catalyst B1S1 OE Equivalent Design







Oxygen Sensor
$236.40
$168.96
Out of Stock
Condition: New
Upstream
Required Per Vehicle: 2
Made in USA
Vehicle fitment:
Engine Base: 2.7L 2687cc H6 (3.36x3.07; 85.5x78.0);
Engine Base: 2.7L 2687cc H6 (3.36x3.07; 85.5x78.0);
Vehicle Fitment Notes:
Located in Exhaust Manifold
Located in Exhaust Manifold







Oxygen Sensor
$236.40
$168.96
Out of Stock
Condition: New
Upstream
Required Per Vehicle: 2
Made in USA
Vehicle fitment:
Engine Base: 3.2L 3179cc H6 (3.74x2.93; 95.0x74.4);
Engine Base: 3.2L 3179cc H6 (3.74x2.93; 95.0x74.4);
Vehicle Fitment Notes:
Located in Exhaust Manifold
Located in Exhaust Manifold







Oxygen Sensor
$269.12
$115.19
Out of Stock
Condition: New
Downstream
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 2.7L 2687cc H6 (3.36x3.07; 85.5x78.0);
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
Located After LH Secondary (Exhaust Pipe) Catalyst B2S4 OE Equivalent Design







Oxygen Sensor
$269.12
$115.19
Out of Stock
Condition: New
Downstream
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 2.7L 2687cc H6 (3.36x3.07; 85.5x78.0);
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
Located After RH Secondary (Exhaust Pipe) Catalyst B1S4 OE Equivalent Design







Oxygen Sensor
$269.12
$115.19
Out of Stock
Condition: New
Downstream
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 2.7L 2687cc H6 (3.36x3.07; 85.5x78.0);
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
Located Before LH Secondary (Exhaust Pipe) Catalyst B2S3 OE Equivalent Design







Oxygen Sensor
$269.12
$115.19
Out of Stock
Condition: New
Downstream
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 2.7L 2687cc H6 (3.36x3.07; 85.5x78.0);
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
Located Before RH Secondary (Exhaust Pipe) Catalyst B1S3 OE Equivalent Design







Oxygen Sensor
$269.12
$115.19
Out of Stock
Condition: New
Downstream
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 3.2L 3179cc H6 (3.74x2.93; 95.0x74.4);
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
Located After LH Secondary (Exhaust Pipe) Catalyst B2S4 OE Equivalent Design







Oxygen Sensor
$269.12
$115.19
Out of Stock
Condition: New
Downstream
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 3.2L 3179cc H6 (3.74x2.93; 95.0x74.4);
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
Located After RH Secondary (Exhaust Pipe) Catalyst B1S4 OE Equivalent Design







Oxygen Sensor
$269.12
$115.19
Out of Stock
Condition: New
Downstream
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 3.2L 3179cc H6 (3.74x2.93; 95.0x74.4);
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
Located Before LH Secondary (Exhaust Pipe) Catalyst B2S3 OE Equivalent Design







Oxygen Sensor
$269.12
$115.19
Out of Stock
Condition: New
Downstream
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 3.2L 3179cc H6 (3.74x2.93; 95.0x74.4);
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
Located Before RH Secondary (Exhaust Pipe) Catalyst B1S3 OE Equivalent Design

Oxygen Sensor
$288.95
$123.22
Out of Stock
Condition: New
Downstream
Required Per Vehicle: 2
Vehicle fitment:
Engine Base: 2.7L 2687cc H6 (3.36x3.07; 85.5x78.0);
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
Loc. Secondary Catalyst O.E. Quality Direct Fit Replacement Sensor

Oxygen Sensor
$288.95
$123.22
Out of Stock
Condition: New
Downstream
Required Per Vehicle: 2
Vehicle fitment:
Engine Base: 3.2L 3179cc H6 (3.74x2.93; 95.0x74.4);
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
Loc. Secondary Catalyst O.E. Quality Direct Fit Replacement Sensor

Oxygen Sensor
$195.42
$92.00
Out of Stock
Condition: New
Downstream
Required Per Vehicle: 2
Vehicle fitment:
Engine Base: 2.7L 2687cc H6 (3.36x3.07; 85.5x78.0);
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
Loc. Primary Catalyst O.E. Quality Direct Fit Replacement Sensor

Oxygen Sensor
$195.42
$92.00
Out of Stock
Condition: New
Downstream
Required Per Vehicle: 2
Vehicle fitment:
Engine Base: 3.2L 3179cc H6 (3.74x2.93; 95.0x74.4);
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
Loc. Primary Catalyst O.E. Quality Direct Fit Replacement Sensor

Oxygen Sensor
$237.45
$108.99
Out of Stock
Condition: New
Upstream
Required Per Vehicle: 2
Vehicle fitment:
Engine Base: 2.7L 2687cc H6 (3.36x3.07; 85.5x78.0);
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
Loc. Primary Catalyst O.E. Quality Direct Fit Replacement Sensor

Oxygen Sensor
$237.45
$108.99
Out of Stock
Condition: New
Upstream
Required Per Vehicle: 2
Vehicle fitment:
Engine Base: 3.2L 3179cc H6 (3.74x2.93; 95.0x74.4);
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
Loc. Primary Catalyst O.E. Quality Direct Fit Replacement Sensor




Oxygen Sensor
$125.20
$74.69
Call For Availability
Condition: New
Downstream
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 2.7L 2687cc H6 (3.36x3.07; 85.5x78.0);
Engine Base: 2.7L 2687cc H6 (3.36x3.07; 85.5x78.0);
Vehicle Fitment Notes:
Located After Right Manifold Primary Catalytic Converter Located After Left Manifold Primary Catalytic Converter
Located After Right Manifold Primary Catalytic Converter Located After Left Manifold Primary Catalytic Converter




Oxygen Sensor
$125.20
$74.69
Call For Availability
Condition: New
Downstream
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 3.2L 3179cc H6 (3.74x2.93; 95.0x74.4);
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
Located After Left Manifold Primary Catalytic Converter Located After Right Manifold Primary Catalytic Converter




Oxygen Sensor
$125.20
$74.69
Call For Availability
Condition: New
Upstream
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 2.7L 2687cc H6 (3.36x3.07; 85.5x78.0);
Engine Base: 2.7L 2687cc H6 (3.36x3.07; 85.5x78.0);
Vehicle Fitment Notes:
Located Before Right Manifold Primary Catalytic Converter Located Before Left Manifold Primary Catalytic Converter
Located Before Right Manifold Primary Catalytic Converter Located Before Left Manifold Primary Catalytic Converter




Oxygen Sensor
$125.20
$74.69
Call For Availability
Condition: New
Upstream
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 3.2L 3179cc H6 (3.74x2.93; 95.0x74.4);
Engine Base: 3.2L 3179cc H6 (3.74x2.93; 95.0x74.4);
Vehicle Fitment Notes:
Located Before Left Manifold Primary Catalytic Converter Located Before Right Manifold Primary Catalytic Converter
Located Before Left Manifold Primary Catalytic Converter Located Before Right Manifold Primary Catalytic Converter