2003 Infiniti QX4 Oxygen Sensors
Save up to 40% on original replacement 2003 Infiniti QX4 Oxygen Sensors. Navigate our online catalogue to find Oxygen Sensors and other parts designed specifically to fit a 2003 Infiniti QX4.
Oxygen Sensor - Upstream Left
$118.62
$88.24
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: 3.5L 3498cc V6 (3.76x3.21; 95.5x81.4);
Engine Base: 3.5L 3498cc V6 (3.76x3.21; 95.5x81.4);
Vehicle Fitment Notes:
Alternative Fit 1
Alternative Fit 1
Oxygen Sensor - Upstream Left
$156.18
$114.34
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: 3.5L 3498cc V6 (3.76x3.21; 95.5x81.4);
Engine Base: 3.5L 3498cc V6 (3.76x3.21; 95.5x81.4);
Vehicle Fitment Notes:
Exact Fit
Exact Fit
Oxygen Sensor - Downstream Right
$247.70
$156.50
Limited Stock
Ships: Next Business Day
Pick-Up: Next Business Day
Pick-Up: Next Business Day
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 3.5L 3498cc V6 (3.76x3.21; 95.5x81.4);
Engine Base: 3.5L 3498cc V6 (3.76x3.21; 95.5x81.4);
Oxygen Sensor - Downstream Left
$193.35
$143.23
In Stock
Ships: Next Business Day
Pick-Up: Next Business Day
Pick-Up: Next Business Day
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 3.5L 3498cc V6 (3.76x3.21; 95.5x81.4);
Engine Base: 3.5L 3498cc V6 (3.76x3.21; 95.5x81.4);
Oxygen Sensor - Upstream Left
$124.75
$84.80
Limited Stock
Ships: in 3-4 Business Days
Pick-Up: in 3-4 Business Days
Pick-Up: in 3-4 Business Days
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 3.5L 3498cc V6 (3.76x3.21; 95.5x81.4);
Engine Base: 3.5L 3498cc V6 (3.76x3.21; 95.5x81.4);
Oxygen Sensor - Downstream Left
$123.50
$72.88
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 USA
Vehicle fitment:
Engine Base: 3.5L 3498cc V6 (3.76x3.21; 95.5x81.4);
Engine Base: 3.5L 3498cc V6 (3.76x3.21; 95.5x81.4);
Oxygen Sensor - Downstream Right
$123.50
$72.88
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 USA
Vehicle fitment:
Engine Base: 3.5L 3498cc V6 (3.76x3.21; 95.5x81.4);
Engine Base: 3.5L 3498cc V6 (3.76x3.21; 95.5x81.4);
Oxygen Sensor - Upstream Right
$140.92
$74.65
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 USA
Vehicle fitment:
Engine Base: 3.5L 3498cc V6 (3.76x3.21; 95.5x81.4);
Engine Base: 3.5L 3498cc V6 (3.76x3.21; 95.5x81.4);
Oxygen Sensor - Upstream Left
$203.58
$121.47
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 Japan
Vehicle fitment:
Engine Base: 3.5L 3498cc V6 (3.76x3.21; 95.5x81.4);
Engine Base: 3.5L 3498cc V6 (3.76x3.21; 95.5x81.4);
Vehicle Fitment Notes:
B2S1 OE Equivalent Design
B2S1 OE Equivalent Design
Oxygen Sensor - Downstream Right
$182.42
$93.49
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 Japan
Vehicle fitment:
Engine Base: 3.5L 3498cc V6 (3.76x3.21; 95.5x81.4);
Engine Base: 3.5L 3498cc V6 (3.76x3.21; 95.5x81.4);
Vehicle Fitment Notes:
B1S2 OE Equivalent Design
B1S2 OE Equivalent Design
Oxygen Sensor - Upstream Right
$188.08
$153.14
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 Japan
Vehicle fitment:
Engine Base: 3.5L 3498cc V6 (3.76x3.21; 95.5x81.4);
Engine Base: 3.5L 3498cc V6 (3.76x3.21; 95.5x81.4);
Vehicle Fitment Notes:
B1S1 OE Equivalent Design
B1S1 OE Equivalent Design
Oxygen Sensor - Downstream Left
$206.25
$119.64
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: 3.5L 3498cc V6 (3.76x3.21; 95.5x81.4);
Engine Base: 3.5L 3498cc V6 (3.76x3.21; 95.5x81.4);
Vehicle Fitment Notes:
B2S2 OE Equivalent Design
B2S2 OE Equivalent Design
Oxygen Sensor - Upstream Left
$152.45
$93.31
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 USA
Vehicle fitment:
Engine Base: 3.5L 3498cc V6 (3.76x3.21; 95.5x81.4);
Engine Base: 3.5L 3498cc V6 (3.76x3.21; 95.5x81.4);
Vehicle Fitment Notes:
O.E. Quality Universal Replacement Sensor
O.E. Quality Universal Replacement Sensor
Oxygen Sensor - Upstream Right
$152.45
$93.31
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 USA
Vehicle fitment:
Engine Base: 3.5L 3498cc V6 (3.76x3.21; 95.5x81.4);
Engine Base: 3.5L 3498cc V6 (3.76x3.21; 95.5x81.4);
Vehicle Fitment Notes:
O.E. Quality Universal Replacement Sensor
O.E. Quality Universal Replacement Sensor
Oxygen Sensor - Upstream Left
$173.00
$115.45
Limited Stock
Ships: Next Business Day
Pick-Up: Next Business Day
Pick-Up: Next Business Day
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 3.5L 3498cc V6 (3.76x3.21; 95.5x81.4);
Engine Base: 3.5L 3498cc V6 (3.76x3.21; 95.5x81.4);
Vehicle Fitment Notes:
O.E. Quality Direct Fit Replacement Sensor
O.E. Quality Direct Fit Replacement Sensor
Oxygen Sensor - Upstream Right
$218.53
$121.58
Limited Stock
Ships: Next Business Day
Pick-Up: Next Business Day
Pick-Up: Next Business Day
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 3.5L 3498cc V6 (3.76x3.21; 95.5x81.4);
Engine Base: 3.5L 3498cc V6 (3.76x3.21; 95.5x81.4);
Vehicle Fitment Notes:
O.E. Quality Direct Fit Replacement Sensor
O.E. Quality Direct Fit Replacement Sensor
Oxygen Sensor - Downstream
$130.04
$79.58
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: 2
Required Per Vehicle: 2
Made in USA
Vehicle fitment:
Engine Base: 3.5L 3498cc V6 (3.76x3.21; 95.5x81.4);
Engine Base: 3.5L 3498cc V6 (3.76x3.21; 95.5x81.4);
Vehicle Fitment Notes:
O.E. Quality Universal Replacement Sensor
O.E. Quality Universal Replacement Sensor
Oxygen Sensor - Downstream
$193.11
$106.96
In Stock
Ships: Next Business Day
Pick-Up: Next Business Day
Pick-Up: Next Business Day
Condition: New
Required Per Vehicle: 2
Required Per Vehicle: 2
Made in USA
Vehicle fitment:
Engine Base: 3.5L 3498cc V6 (3.76x3.21; 95.5x81.4);
Engine Base: 3.5L 3498cc V6 (3.76x3.21; 95.5x81.4);
Vehicle Fitment Notes:
O.E. Quality Direct Fit Replacement Sensor
O.E. Quality Direct Fit Replacement Sensor
Oxygen Sensor - Downstream Right
$88.80
$52.94
Limited Stock
Ships: Next Business Day
Pick-Up: Next Business Day
Pick-Up: Next Business Day
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 3.5L 3498cc V6 (3.76x3.21; 95.5x81.4);
Engine Base: 3.5L 3498cc V6 (3.76x3.21; 95.5x81.4);
Oxygen Sensor - Downstream Left
$92.98
$49.87
Limited Stock
Ships: Next Business Day
Pick-Up: Next Business Day
Pick-Up: Next Business Day
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 3.5L 3498cc V6 (3.76x3.21; 95.5x81.4);
Engine Base: 3.5L 3498cc V6 (3.76x3.21; 95.5x81.4);
Oxygen Sensor - Upstream Right
$89.56
$48.04
Limited Stock
Ships: Next Business Day
Pick-Up: Next Business Day
Pick-Up: Next Business Day
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 3.5L 3498cc V6 (3.76x3.21; 95.5x81.4);
Engine Base: 3.5L 3498cc V6 (3.76x3.21; 95.5x81.4);
Oxygen Sensor - Upstream Left
$84.30
$45.21
Limited Stock
Ships: Next Business Day
Pick-Up: Next Business Day
Pick-Up: Next Business Day
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 3.5L 3498cc V6 (3.76x3.21; 95.5x81.4);
Engine Base: 3.5L 3498cc V6 (3.76x3.21; 95.5x81.4);
Oxygen Sensor - Upstream Right
$231.48
$136.83
Out of Stock
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Made in Japan
Vehicle fitment:
Engine Base: 3.5L 3498cc V6 (3.76x3.21; 95.5x81.4);
Engine Base: 3.5L 3498cc V6 (3.76x3.21; 95.5x81.4);
Oxygen Sensor - Front Left
$217.20
$157.30
Out of Stock
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 3.5L 3498cc V6 (3.76x3.21; 95.5x81.4);
Engine Base: 3.5L 3498cc V6 (3.76x3.21; 95.5x81.4);
Oxygen Sensor - Front Right
$235.21
$170.39
Out of Stock
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 3.5L 3498cc V6 (3.76x3.21; 95.5x81.4);
Engine Base: 3.5L 3498cc V6 (3.76x3.21; 95.5x81.4);
Oxygen Sensor - Rear Right
$220.08
$159.43
Out of Stock
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 3.5L 3498cc V6 (3.76x3.21; 95.5x81.4);
Engine Base: 3.5L 3498cc V6 (3.76x3.21; 95.5x81.4);
Oxygen Sensor - Rear Left
$186.21
$134.90
Out of Stock
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 3.5L 3498cc V6 (3.76x3.21; 95.5x81.4);
Engine Base: 3.5L 3498cc V6 (3.76x3.21; 95.5x81.4);