2014 Subaru WRX STI Air / Fuel Ratio Sensor
Navigate our online catalogue to find original replacement Air / Fuel Ratio Sensors specifically designed to fit a 2014 Subaru WRX STI.








Air / Fuel Ratio Sensor
$366.08
$215.82
Limited 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 Japan
Vehicle fitment:
Engine Base: 2.5L 2458cc H4 (3.92x3.11; 99.5x79.0);
Engine Base: 2.5L 2458cc H4 (3.92x3.11; 99.5x79.0);
Vehicle Fitment Notes:
B1S1 OE Equivalent Design
B1S1 OE Equivalent Design

Air / Fuel Ratio Sensor
$364.16
$199.42
Out of Stock
Condition: New
Upstream
Required Per Vehicle: 1
Made in Japan
Vehicle fitment:
Engine Base: 2.5L 2458cc H4 (3.92x3.11; 99.5x79.0);
Engine Base: 2.5L 2458cc H4 (3.92x3.11; 99.5x79.0);
Vehicle Fitment Notes:
DENSO is the O.E. Manufacturer / Direct Fit Air Fuel Ratio Sensor OE
DENSO is the O.E. Manufacturer / Direct Fit Air Fuel Ratio Sensor OE







Oxygen Sensor
$74.99
In 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
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Body Type: Hatchback; Engine Base: 2.5L 2458cc H4 (3.92x3.11; 99.5x79.0);
Body Type: Hatchback; Engine Base: 2.5L 2458cc H4 (3.92x3.11; 99.5x79.0);







Oxygen Sensor
$181.92
$109.31
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
Vehicle fitment:
Engine Base: 2.5L 2458cc H4 (3.92x3.11; 99.5x79.0);
Engine Base: 2.5L 2458cc H4 (3.92x3.11; 99.5x79.0);
Vehicle Fitment Notes:
B1S2 OE Equivalent Design
B1S2 OE Equivalent Design

Oxygen Sensor
$172.88
$110.89
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: 2.5L 2458cc H4 (3.92x3.11; 99.5x79.0);
Engine Base: 2.5L 2458cc H4 (3.92x3.11; 99.5x79.0);
Vehicle Fitment Notes:
DENSO is the O.E. Manufacturer / Direct Fit Oxygen Sensor OE
DENSO is the O.E. Manufacturer / Direct Fit Oxygen Sensor OE





Oxygen Sensor
$115.06
$61.73
In Stock
Condition: New
Ships: Next Business Day
Pick-Up: Next Business Day
Pick-Up: Next Business Day
Downstream
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 2.5L 2458cc H4 (3.92x3.11; 99.5x79.0);
Engine Base: 2.5L 2458cc H4 (3.92x3.11; 99.5x79.0);
Vehicle Fitment Notes:
Bank 1 Sensor 2
Bank 1 Sensor 2







Oxygen Sensor
$196.22
$123.74
Out of Stock
Condition: New
Downstream
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Body Type: Hatchback; Engine Base: 2.5L 2458cc H4 (3.92x3.11; 99.5x79.0);
Body Type: Hatchback; Engine Base: 2.5L 2458cc H4 (3.92x3.11; 99.5x79.0);







Oxygen Sensor
$358.12
$268.16
Out of Stock
Condition: New
Upstream
Required Per Vehicle: 1
Made in Japan
Vehicle fitment:
Body Type: Hatchback; Engine Base: 2.5L 2458cc H4 (3.92x3.11; 99.5x79.0);
Body Type: Hatchback; Engine Base: 2.5L 2458cc H4 (3.92x3.11; 99.5x79.0);