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








Oxygen Sensor
$211.15
$126.78 CAD
Limited Stock
Condition: New
Ships: Monday Oct. 13th
Pick-Up: Ready in 2-3 Hours Monday Oct. 13th
Pick-Up: Ready in 2-3 Hours Monday Oct. 13th
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);







Oxygen Sensor
$188.83
$119.79 CAD
Limited Stock
Condition: New
Ships: Next Business Day
Pick-Up: Next Business Day
Pick-Up: Next Business Day
Downstream
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 2.0L 1994cc H4 (3.62x2.95; 92.0x75.0); Transmission Control Type: Automatic;
Engine Base: 2.0L 1994cc H4 (3.62x2.95; 92.0x75.0); Transmission Control Type: Automatic;







Oxygen Sensor
$188.83
$119.79 CAD
Limited Stock
Condition: New
Ships: Next Business Day
Pick-Up: Next Business Day
Pick-Up: Next Business Day
Downstream
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 2.0L 1994cc H4 (3.62x2.95; 92.0x75.0); Transmission Control Type: Manual;
Engine Base: 2.0L 1994cc H4 (3.62x2.95; 92.0x75.0); Transmission Control Type: Manual;







Oxygen Sensor
$417.82
$392.35 CAD
Limited Stock
Condition: New
Ships: Monday Oct. 13th
Pick-Up: Ready in 2-3 Hours Monday Oct. 13th
Pick-Up: Ready in 2-3 Hours Monday Oct. 13th
Upstream
Required Per Vehicle: 1
Made in Japan
Vehicle fitment:
Engine Base: 2.0L 1994cc H4 (3.62x2.95; 92.0x75.0);
Engine Base: 2.0L 1994cc H4 (3.62x2.95; 92.0x75.0);







Oxygen Sensor
$116.92
$66.63 CAD
10+ In Stock
Condition: New
Ships: Monday Oct. 13th
Pick-Up: Ready in 1 Hour Monday Oct. 13th
Pick-Up: Ready in 1 Hour Monday Oct. 13th
Downstream
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 2.0L 1994cc H4 (3.62x2.95; 92.0x75.0); Transmission Control Type: Automatic;
Engine Base: 2.0L 1994cc H4 (3.62x2.95; 92.0x75.0); Transmission Control Type: Automatic;







Oxygen Sensor
$116.92
$66.63 CAD
10+ In Stock
Condition: New
Ships: Monday Oct. 13th
Pick-Up: Ready in 1 Hour Monday Oct. 13th
Pick-Up: Ready in 1 Hour Monday Oct. 13th
Downstream
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 2.0L 1994cc H4 (3.62x2.95; 92.0x75.0); Transmission Control Type: Manual;
Engine Base: 2.0L 1994cc H4 (3.62x2.95; 92.0x75.0); Transmission Control Type: Manual;







Oxygen Sensor
$130.97
$61.46 CAD
In Stock
Condition: New
Ships: Monday Oct. 13th
Pick-Up: Ready in 1 Hour Monday Oct. 13th
Pick-Up: Ready in 1 Hour Monday Oct. 13th
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);







Oxygen Sensor
$209.88
$114.14 CAD
In Stock
Condition: New
Ships: Monday Oct. 13th
Pick-Up: Ready in 2-3 Hours Monday Oct. 13th
Pick-Up: Ready in 2-3 Hours Monday Oct. 13th
Downstream
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:
B1S2 OE Equivalent Design
B1S2 OE Equivalent Design







Oxygen Sensor
$181.92
$109.31 CAD
10+ In Stock
Condition: New
Ships: Monday Oct. 13th
Pick-Up: Ready in 1 Hour Monday Oct. 13th
Pick-Up: Ready in 1 Hour Monday Oct. 13th
Downstream
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 2.0L 1994cc H4 (3.62x2.95; 92.0x75.0);
Engine Base: 2.0L 1994cc H4 (3.62x2.95; 92.0x75.0);
Vehicle Fitment Notes:
B1S2 OE Equivalent Design
B1S2 OE Equivalent Design

Oxygen Sensor
$130.04
$79.58 CAD
In Stock
Condition: New
Ships: Monday Oct. 13th
Pick-Up: Ready in 1 Hour Monday Oct. 13th
Pick-Up: Ready in 1 Hour Monday Oct. 13th
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:
O.E. Quality Universal Replacement Sensor
O.E. Quality Universal Replacement Sensor

Oxygen Sensor
$189.86
$116.86 CAD
Limited Stock
Condition: New
Ships: Monday Oct. 13th
Pick-Up: Ready in 1 Hour Monday Oct. 13th
Pick-Up: Ready in 1 Hour Monday Oct. 13th
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:
O.E. Quality Direct Fit Replacement Sensor
O.E. Quality Direct Fit Replacement Sensor

Oxygen Sensor
$172.88
$110.89 CAD
In Stock
Condition: New
Ships: Monday Oct. 13th
Pick-Up: Ready in 1 Hour Monday Oct. 13th
Pick-Up: Ready in 1 Hour Monday Oct. 13th
Downstream
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 2.0L 1994cc H4 (3.62x2.95; 92.0x75.0);
Engine Base: 2.0L 1994cc H4 (3.62x2.95; 92.0x75.0);
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
$138.34
$74.22 CAD
Limited 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);





Oxygen Sensor
$115.06
$61.73 CAD
In Stock
Condition: New
Ships: Monday Oct. 13th
Pick-Up: Ready in 1 Hour Monday Oct. 13th
Pick-Up: Ready in 1 Hour Monday Oct. 13th
Downstream
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 2.0L 1994cc H4 (3.62x2.95; 92.0x75.0);
Engine Base: 2.0L 1994cc H4 (3.62x2.95; 92.0x75.0);







Oxygen Sensor
$448.88
$400.91 CAD
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);




Oxygen Sensor
Call for Pricing
Call For Availability
Condition: New
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);





Oxygen Sensor
$533.43
$386.40 CAD
Out of Stock
Condition: New
Front
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);





Oxygen Sensor
$226.93
$164.37 CAD
Out of Stock
Condition: New
Rear
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);





Oxygen Sensor
$162.86
$117.97 CAD
Out of Stock
Condition: New
Rear
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 2.0L 1994cc H4 (3.62x2.95; 92.0x75.0);
Engine Base: 2.0L 1994cc H4 (3.62x2.95; 92.0x75.0);




Oxygen Sensor
$620.94
$333.08 CAD
Call For Availability
Condition: New
Upstream
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:
w/ 4 Wires
w/ 4 Wires







Air / Fuel Ratio Sensor
$466.58
$283.37 CAD
In Stock
Condition: New
Ships: Monday Oct. 13th
Pick-Up: Ready in 1 Hour Monday Oct. 13th
Pick-Up: Ready in 1 Hour Monday Oct. 13th
Upstream
Required Per Vehicle: 1
Made in Japan
Vehicle fitment:
Engine Base: 2.0L 1994cc H4 (3.62x2.95; 92.0x75.0);
Engine Base: 2.0L 1994cc H4 (3.62x2.95; 92.0x75.0);
Vehicle Fitment Notes:
B1S1 OE Equivalent Design
B1S1 OE Equivalent Design







Air / Fuel Ratio Sensor
$447.92
$302.78 CAD
In Stock
Condition: New
Ships: Monday Oct. 13th
Pick-Up: Ready in 1 Hour Monday Oct. 13th
Pick-Up: Ready in 1 Hour Monday Oct. 13th
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
$445.95
$300.78 CAD
In Stock
Condition: New
Ships: Monday Oct. 13th
Pick-Up: Available for 8:30am Monday Oct. 13th
Pick-Up: Available for 8:30am Monday Oct. 13th
Upstream
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 2.0L 1994cc H4 (3.62x2.95; 92.0x75.0);
Engine Base: 2.0L 1994cc H4 (3.62x2.95; 92.0x75.0);
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

Air / Fuel Ratio Sensor
$399.81
$283.08 CAD
10+ In Stock
Condition: New
Ships: Monday Oct. 13th
Pick-Up: Ready in 1 Hour Monday Oct. 13th
Pick-Up: Ready in 1 Hour Monday Oct. 13th
Upstream
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 Air Fuel Ratio Sensor OE
DENSO is the O.E. Manufacturer / Direct Fit Air Fuel Ratio Sensor OE