2004 Subaru Impreza Oxygen Sensor
Browse our online catalogue to find original replacement Oxygen Sensors specifically designed to fit a 2004 Subaru Impreza.





2004 Subaru Impreza Oxygen Sensor
$116.92
$74.04
10+ In Stock
Condition: New
Ships: Today, Feb. 11th
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Downstream
Required Per Vehicle: 1
Made in USA
Fits: 2004 Subaru Impreza
Equipped With:
Aspiration: Turbocharged; Engine Base: 2.5L 2458cc H4 (3.92x3.11; 99.5x79.0);
Aspiration: Turbocharged; Engine Base: 2.5L 2458cc H4 (3.92x3.11; 99.5x79.0);





2004 Subaru Impreza Oxygen Sensor
$116.92
$74.04
10+ In Stock
Condition: New
Ships: Today, Feb. 11th
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Downstream
Required Per Vehicle: 1
Made in USA
Fits: 2004 Subaru Impreza
Equipped With:
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;





2004 Subaru Impreza Oxygen Sensor
$116.92
$74.04
10+ In Stock
Condition: New
Ships: Today, Feb. 11th
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Downstream
Required Per Vehicle: 1
Made in USA
Fits: 2004 Subaru Impreza
Equipped With:
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;





2004 Subaru Impreza Oxygen Sensor
$181.92
$109.31
10+ In Stock
Condition: New
Ships: Today, Feb. 11th
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Downstream
Required Per Vehicle: 1
Fits: 2004 Subaru Impreza
Equipped With:
Aspiration: Turbocharged; Engine Base: 2.5L 2458cc H4 (3.92x3.11; 99.5x79.0);
Aspiration: Turbocharged; Engine Base: 2.5L 2458cc H4 (3.92x3.11; 99.5x79.0);
Vehicle Fitment Notes:
B1S2 OE Equivalent Design
B1S2 OE Equivalent Design





2004 Subaru Impreza Oxygen Sensor
$181.92
$109.31
10+ In Stock
Condition: New
Ships: Today, Feb. 11th
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Downstream
Required Per Vehicle: 1
Fits: 2004 Subaru Impreza
Equipped With:
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





2004 Subaru Impreza Oxygen Sensor
$130.97
$61.46
In Stock
Condition: New
Ships: Today, Feb. 11th
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Downstream
Required Per Vehicle: 1
Made in USA
Fits: 2004 Subaru Impreza
Equipped With:
Aspiration: Naturally Aspirated; Engine Base: 2.5L 2458cc H4 (3.92x3.11; 99.5x79.0);
Aspiration: Naturally Aspirated; Engine Base: 2.5L 2458cc H4 (3.92x3.11; 99.5x79.0);





2004 Subaru Impreza Oxygen Sensor
$115.06
$61.73
In Stock
Condition: New
Ships: Today, Feb. 11th
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Downstream
Required Per Vehicle: 1
Fits: 2004 Subaru Impreza
Equipped With:
Aspiration: Turbocharged; Engine Base: 2.5L 2458cc H4 (3.92x3.11; 99.5x79.0);
Aspiration: Turbocharged; Engine Base: 2.5L 2458cc H4 (3.92x3.11; 99.5x79.0);





2004 Subaru Impreza Oxygen Sensor
$115.06
$61.73
In Stock
Condition: New
Ships: Today, Feb. 11th
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Downstream
Required Per Vehicle: 1
Fits: 2004 Subaru Impreza
Equipped With:
Engine Base: 2.0L 1994cc H4 (3.62x2.95; 92.0x75.0);
Engine Base: 2.0L 1994cc H4 (3.62x2.95; 92.0x75.0);

2004 Subaru Impreza Oxygen Sensor
$172.88
$110.89
In Stock
Condition: New
Ships: Today, Feb. 11th
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Downstream
Required Per Vehicle: 1
Made in USA
Fits: 2004 Subaru Impreza
Equipped With:
Aspiration: Turbocharged; Engine Base: 2.5L 2458cc H4 (3.92x3.11; 99.5x79.0);
Aspiration: Turbocharged; 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

2004 Subaru Impreza Oxygen Sensor
$172.88
$110.89
In Stock
Condition: New
Ships: Today, Feb. 11th
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Downstream
Required Per Vehicle: 1
Made in USA
Fits: 2004 Subaru Impreza
Equipped With:
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

2004 Subaru Impreza Oxygen Sensor
$130.04
$79.58
In Stock
Condition: New
Ships: Today, Feb. 11th
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Downstream
Required Per Vehicle: 1
Made in USA
Fits: 2004 Subaru Impreza
Equipped With:
Aspiration: Naturally Aspirated; Engine Base: 2.5L 2458cc H4 (3.92x3.11; 99.5x79.0);
Aspiration: Naturally Aspirated; 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

2004 Subaru Impreza Oxygen Sensor
$189.86
$116.86
Limited Stock
Condition: New
Ships: Today, Feb. 11th
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Downstream
Required Per Vehicle: 1
Made in USA
Fits: 2004 Subaru Impreza
Equipped With:
Aspiration: Naturally Aspirated; Engine Base: 2.5L 2458cc H4 (3.92x3.11; 99.5x79.0);
Aspiration: Naturally Aspirated; 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





2004 Subaru Impreza Oxygen Sensor
$209.88
$114.14
In Stock
Condition: New
Ships: Today, Feb. 11th
Pick-Up: Ready in 2-4 Hours (Order before 3:00 PM)
Pick-Up: Ready in 2-4 Hours (Order before 3:00 PM)
Downstream
Required Per Vehicle: 1
Made in Japan
Fits: 2004 Subaru Impreza
Equipped With:
Aspiration: Naturally Aspirated; Engine Base: 2.5L 2458cc H4 (3.92x3.11; 99.5x79.0);
Aspiration: Naturally Aspirated; Engine Base: 2.5L 2458cc H4 (3.92x3.11; 99.5x79.0);
Vehicle Fitment Notes:
B1S2 OE Equivalent Design
B1S2 OE Equivalent Design





2004 Subaru Impreza Oxygen Sensor
$417.82
$435.95
Limited Stock
Condition: New
Ships: Today, Feb. 11th
Pick-Up: Ready in 2-4 Hours (Order before 3:00 PM)
Pick-Up: Ready in 2-4 Hours (Order before 3:00 PM)
Upstream
Required Per Vehicle: 1
Made in Japan
Fits: 2004 Subaru Impreza
Equipped With:
Engine Base: 2.0L 1994cc H4 (3.62x2.95; 92.0x75.0);
Engine Base: 2.0L 1994cc H4 (3.62x2.95; 92.0x75.0);





2004 Subaru Impreza Oxygen Sensor
$211.15
$126.78
Limited Stock
Condition: New
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 11:30am)
Pick-Up: Same Business Day (Order before 11:30am)
Downstream
Required Per Vehicle: 1
Made in USA
Fits: 2004 Subaru Impreza
Equipped With:
Aspiration: Naturally Aspirated; Engine Base: 2.5L 2458cc H4 (3.92x3.11; 99.5x79.0);
Aspiration: Naturally Aspirated; Engine Base: 2.5L 2458cc H4 (3.92x3.11; 99.5x79.0);





2004 Subaru Impreza Oxygen Sensor
$325.90
$359.31
Limited Stock
Condition: New
Ships: Next Business Day
Pick-Up: Next Business Day
Pick-Up: Next Business Day
Upstream
Required Per Vehicle: 1
Made in Japan
Fits: 2004 Subaru Impreza
Equipped With:
Aspiration: Turbocharged; Engine Base: 2.5L 2458cc H4 (3.92x3.11; 99.5x79.0);
Aspiration: Turbocharged; Engine Base: 2.5L 2458cc H4 (3.92x3.11; 99.5x79.0);





2004 Subaru Impreza Oxygen Sensor
$138.34
$74.22
Limited Stock
Condition: New
Ships: Next Business Day
Pick-Up: Next Business Day
Pick-Up: Next Business Day
Downstream
Required Per Vehicle: 1
Fits: 2004 Subaru Impreza
Equipped With:
Aspiration: Naturally Aspirated; Engine Base: 2.5L 2458cc H4 (3.92x3.11; 99.5x79.0);
Aspiration: Naturally Aspirated; Engine Base: 2.5L 2458cc H4 (3.92x3.11; 99.5x79.0);





2004 Subaru Impreza Oxygen Sensor
$188.83
$119.79
Out of Stock
Condition: New
Downstream
Required Per Vehicle: 1
Made in USA
Fits: 2004 Subaru Impreza
Equipped With:
Aspiration: Turbocharged; Engine Base: 2.5L 2458cc H4 (3.92x3.11; 99.5x79.0);
Aspiration: Turbocharged; Engine Base: 2.5L 2458cc H4 (3.92x3.11; 99.5x79.0);





2004 Subaru Impreza Oxygen Sensor
$188.83
$119.79
Out of Stock
Condition: New
Downstream
Required Per Vehicle: 1
Made in USA
Fits: 2004 Subaru Impreza
Equipped With:
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;





2004 Subaru Impreza Oxygen Sensor
$188.83
$119.79
Out of Stock
Condition: New
Downstream
Required Per Vehicle: 1
Made in USA
Fits: 2004 Subaru Impreza
Equipped With:
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;





2004 Subaru Impreza Oxygen Sensor
$448.88
$400.91
Out of Stock
Condition: New
Upstream
Required Per Vehicle: 1
Made in Japan
Fits: 2004 Subaru Impreza
Equipped With:
Aspiration: Naturally Aspirated; Engine Base: 2.5L 2458cc H4 (3.92x3.11; 99.5x79.0);
Aspiration: Naturally Aspirated; Engine Base: 2.5L 2458cc H4 (3.92x3.11; 99.5x79.0);





2004 Subaru Impreza Oxygen Sensor
$533.43
$386.40
Out of Stock
Condition: New
Front
Required Per Vehicle: 1
Fits: 2004 Subaru Impreza
Equipped With:
Engine Base: 2.5L 2458cc H4 (3.92x3.11; 99.5x79.0); Engine Designation: EJ251;
Engine Base: 2.5L 2458cc H4 (3.92x3.11; 99.5x79.0); Engine Designation: EJ251;





2004 Subaru Impreza Oxygen Sensor
$565.52
$409.63
Out of Stock
Condition: New
Front
Required Per Vehicle: 1
Fits: 2004 Subaru Impreza
Equipped With:
Engine Base: 2.5L 2458cc H4 (3.92x3.11; 99.5x79.0); Engine Designation: EJ257;
Engine Base: 2.5L 2458cc H4 (3.92x3.11; 99.5x79.0); Engine Designation: EJ257;





2004 Subaru Impreza Oxygen Sensor
$226.93
$164.37
Out of Stock
Condition: New
Rear
Required Per Vehicle: 1
Fits: 2004 Subaru Impreza
Equipped With:
Engine Base: 2.5L 2458cc H4 (3.92x3.11; 99.5x79.0); Engine Designation: EJ251;
Engine Base: 2.5L 2458cc H4 (3.92x3.11; 99.5x79.0); Engine Designation: EJ251;





2004 Subaru Impreza Oxygen Sensor
$162.86
$117.97
Out of Stock
Condition: New
Rear
Required Per Vehicle: 1
Fits: 2004 Subaru Impreza
Equipped With:
Engine Base: 2.0L 1994cc H4 (3.62x2.95; 92.0x75.0);
Engine Base: 2.0L 1994cc H4 (3.62x2.95; 92.0x75.0);





2004 Subaru Impreza Oxygen Sensor
$162.86
$117.97
Out of Stock
Condition: New
Rear
Required Per Vehicle: 1
Fits: 2004 Subaru Impreza
Equipped With:
Engine Base: 2.5L 2458cc H4 (3.92x3.11; 99.5x79.0); Engine Designation: EJ257;
Engine Base: 2.5L 2458cc H4 (3.92x3.11; 99.5x79.0); Engine Designation: EJ257;




2004 Subaru Impreza Oxygen Sensor
$620.94
$333.08
Call For Availability
Condition: New
Upstream
Required Per Vehicle: 1
Made in USA
Fits: 2004 Subaru Impreza
Equipped With:
Aspiration: Naturally Aspirated; Engine Base: 2.5L 2458cc H4 (3.92x3.11; 99.5x79.0);
Aspiration: Naturally Aspirated; Engine Base: 2.5L 2458cc H4 (3.92x3.11; 99.5x79.0);
Vehicle Fitment Notes:
w/ 4 Wires
w/ 4 Wires

2004 Subaru Impreza Air / Fuel Ratio Sensor
$445.95
$300.78
In Stock
Condition: New
Ships: Today, Feb. 11th
Pick-Up: Available Immediately
Pick-Up: Available Immediately
Upstream
Required Per Vehicle: 1
Made in USA
Fits: 2004 Subaru Impreza
Equipped With:
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

2004 Subaru Impreza Air / Fuel Ratio Sensor
$399.81
$283.08
10+ In Stock
Condition: New
Ships: Today, Feb. 11th
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Upstream
Required Per Vehicle: 1
Made in USA
Fits: 2004 Subaru Impreza
Equipped With:
Aspiration: Naturally Aspirated; Engine Base: 2.5L 2458cc H4 (3.92x3.11; 99.5x79.0);
Aspiration: Naturally Aspirated; 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





2004 Subaru Impreza Air / Fuel Ratio Sensor
$447.92
$302.78
In Stock
Condition: New
Ships: Today, Feb. 11th
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Upstream
Required Per Vehicle: 1
Made in Japan
Fits: 2004 Subaru Impreza
Equipped With:
Aspiration: Naturally Aspirated; Engine Base: 2.5L 2458cc H4 (3.92x3.11; 99.5x79.0);
Aspiration: Naturally Aspirated; Engine Base: 2.5L 2458cc H4 (3.92x3.11; 99.5x79.0);
Vehicle Fitment Notes:
B1S1 OE Equivalent Design
B1S1 OE Equivalent Design

2004 Subaru Impreza Air / Fuel Ratio Sensor
$342.51
$244.51
In Stock
Condition: New
Ships: Today, Feb. 11th
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Upstream
Required Per Vehicle: 1
Made in Japan
Fits: 2004 Subaru Impreza
Equipped With:
Aspiration: Turbocharged; Engine Base: 2.5L 2458cc H4 (3.92x3.11; 99.5x79.0);
Aspiration: Turbocharged; 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





2004 Subaru Impreza Air / Fuel Ratio Sensor
$466.58
$283.37
In Stock
Condition: New
Ships: Today, Feb. 11th
Pick-Up: Ready in 2-4 Hours (Order before 3:00 PM)
Pick-Up: Ready in 2-4 Hours (Order before 3:00 PM)
Upstream
Required Per Vehicle: 1
Made in Japan
Fits: 2004 Subaru Impreza
Equipped With:
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





2004 Subaru Impreza Air / Fuel Ratio Sensor
$366.08
$215.82
Out of Stock
Condition: New
Upstream
Required Per Vehicle: 1
Made in Japan
Fits: 2004 Subaru Impreza
Equipped With:
Aspiration: Turbocharged; Engine Base: 2.5L 2458cc H4 (3.92x3.11; 99.5x79.0);
Aspiration: Turbocharged; Engine Base: 2.5L 2458cc H4 (3.92x3.11; 99.5x79.0);
Vehicle Fitment Notes:
B1S1 OE Equivalent Design
B1S1 OE Equivalent Design