2021 Acura ILX Air / Fuel Ratio Sensors
Save up to 40% on original replacement 2021 Acura ILX Air / Fuel Ratio Sensors. Navigate our online catalogue to find Air / Fuel Ratio Sensors and other parts designed specifically to fit a 2021 Acura ILX.


Air / Fuel Ratio Sensor - Upstream
$290.04
$183.21
In Stock
Ships: Monday Sep. 22nd
Pick-Up: Ready in 2-3 Hours Monday Sep. 22nd
Pick-Up: Ready in 2-3 Hours Monday Sep. 22nd
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 2.4L 4Cyl L (2356)(144) 3.43 87.0(Bore)3.90 99.1(Stroke);
Engine Base: 2.4L 4Cyl L (2356)(144) 3.43 87.0(Bore)3.90 99.1(Stroke);
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 - Upstream
$299.92
$200.29
Out of Stock
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Made in Japan
Vehicle fitment:
Engine Base: 2.4L 4Cyl L (2356)(144) 3.43 87.0(Bore)3.90 99.1(Stroke);
Engine Base: 2.4L 4Cyl L (2356)(144) 3.43 87.0(Bore)3.90 99.1(Stroke);
Vehicle Fitment Notes:
B1S1 OE Equivalent Design
B1S1 OE Equivalent Design







Oxygen Sensor - Downstream
$84.26
Limited Stock
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 12pm)
Pick-Up: Same Business Day (Order before 12pm)
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 2.4L 4Cyl L (2356)(144) 3.43 87.0(Bore)3.90 99.1(Stroke);
Engine Base: 2.4L 4Cyl L (2356)(144) 3.43 87.0(Bore)3.90 99.1(Stroke);







Oxygen Sensor - Downstream
$178.62
$115.21
Limited Stock
Ships: Monday Sep. 22nd
Pick-Up: Ready in 2-3 Hours Monday Sep. 22nd
Pick-Up: Ready in 2-3 Hours Monday Sep. 22nd
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 2.4L 4Cyl L (2356)(144) 3.43 87.0(Bore)3.90 99.1(Stroke);
Engine Base: 2.4L 4Cyl L (2356)(144) 3.43 87.0(Bore)3.90 99.1(Stroke);






Oxygen Sensor - Downstream
$80.28
In Stock
Ships: Monday Sep. 22nd
Pick-Up: Ready in 1 Hour Monday Sep. 22nd
Pick-Up: Ready in 1 Hour Monday Sep. 22nd
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Made in Japan
Vehicle fitment:
Engine Base: 2.4L 4Cyl L (2356)(144) 3.43 87.0(Bore)3.90 99.1(Stroke);
Engine Base: 2.4L 4Cyl L (2356)(144) 3.43 87.0(Bore)3.90 99.1(Stroke);
Vehicle Fitment Notes:
B1S2 OE MFR: NTK
B1S2 OE MFR: NTK

Oxygen Sensor - Downstream
$186.69
$87.71
Limited Stock
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 12pm)
Pick-Up: Same Business Day (Order before 12pm)
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 2.4L 4Cyl L (2356)(144) 3.43 87.0(Bore)3.90 99.1(Stroke);
Engine Base: 2.4L 4Cyl L (2356)(144) 3.43 87.0(Bore)3.90 99.1(Stroke);
Vehicle Fitment Notes:
O.E. Quality Direct Fit Replacement Sensor
O.E. Quality Direct Fit Replacement Sensor







Oxygen Sensor - Upstream
$681.03
$453.46
Out of Stock
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Made in Japan
Vehicle fitment:
Engine Base: 2.4L 4Cyl L (2356)(144) 3.43 87.0(Bore)3.90 99.1(Stroke);
Engine Base: 2.4L 4Cyl L (2356)(144) 3.43 87.0(Bore)3.90 99.1(Stroke);


Oxygen Sensor - Front
Call for Pricing
Out of Stock
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Sub-Model: Base;
Sub-Model: Base;
Vehicle Fitment Notes:
Air-Fuel Ratio Sensor
Air-Fuel Ratio Sensor