2021 Mazda CX-9 Oxygen Sensors
Save up to 40% on original replacement 2021 Mazda CX-9 Oxygen Sensors. Navigate our online catalogue to find Oxygen Sensors and other parts designed specifically to fit a 2021 Mazda CX-9.








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: 2.5L 2488cc 152ci L4 (3.50x3.94; 88.9x100.1);
Engine Base: 2.5L 2488cc 152ci L4 (3.50x3.94; 88.9x100.1);







Oxygen Sensor - Downstream
$95.47
10+ 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: 2.5L 2488cc 152ci L4 (3.50x3.94; 88.9x100.1);
Engine Base: 2.5L 2488cc 152ci L4 (3.50x3.94; 88.9x100.1);
Vehicle Fitment Notes:
B1S2 OE Equivalent Design
B1S2 OE Equivalent Design







Oxygen Sensor - Upstream
$279.93
Out of Stock
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Made in Japan
Vehicle fitment:
Engine Base: 2.5L 2488cc 152ci L4 (3.50x3.94; 88.9x100.1);
Engine Base: 2.5L 2488cc 152ci L4 (3.50x3.94; 88.9x100.1);







Oxygen Sensor - Downstream
$115.93
Out of Stock
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 2.5L 2488cc 152ci L4 (3.50x3.94; 88.9x100.1);
Engine Base: 2.5L 2488cc 152ci L4 (3.50x3.94; 88.9x100.1);







Air / Fuel Ratio Sensor - Upstream
$209.41
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: 2.5L 2488cc 152ci L4 (3.50x3.94; 88.9x100.1);
Engine Base: 2.5L 2488cc 152ci L4 (3.50x3.94; 88.9x100.1);
Vehicle Fitment Notes:
B1S1 OE MFR: NTK
B1S1 OE MFR: NTK


Air / Fuel Ratio Sensor - Upstream
$261.70
Out of Stock
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Made in Japan
Vehicle fitment:
Engine Base: 2.5L 2488cc 152ci L4 (3.50x3.94; 88.9x100.1);
Engine Base: 2.5L 2488cc 152ci L4 (3.50x3.94; 88.9x100.1);
Vehicle Fitment Notes:
O.E. Quality Direct Fit Replacement Sensor
O.E. Quality Direct Fit Replacement Sensor