1999 Audi A4 Oxygen Sensors
Save up to 40% on original replacement 1999 Audi A4 Oxygen Sensors. Navigate our online catalogue to find Oxygen Sensors and other parts designed specifically to fit a 1999 Audi A4.
Oxygen Sensor - Downstream Right
$248.98
$140.58
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: 2.8L 2771cc V6 (3.25x3.40; 82.5x86.4);
Engine Base: 2.8L 2771cc V6 (3.25x3.40; 82.5x86.4);
Oxygen Sensor - Downstream Left
$270.80
$162.99
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: 2.8L 2771cc V6 (3.25x3.40; 82.5x86.4);
Engine Base: 2.8L 2771cc V6 (3.25x3.40; 82.5x86.4);
Oxygen Sensor - Downstream
$206.38
$103.48
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:
Body Type: Sedan; Engine Base: 1.8L 1781cc L4 (3.19x3.40; 81.0x86.4);
Body Type: Sedan; Engine Base: 1.8L 1781cc L4 (3.19x3.40; 81.0x86.4);
Oxygen Sensor - Downstream
$206.38
$103.48
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: 1.8L 1781cc L4 (3.19x3.40; 81.0x86.4);
Engine Base: 1.8L 1781cc L4 (3.19x3.40; 81.0x86.4);
Oxygen Sensor - Upstream
$206.38
$103.48
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: 2.8L 2771cc V6 (3.25x3.40; 82.5x86.4);
Engine Base: 2.8L 2771cc V6 (3.25x3.40; 82.5x86.4);
Oxygen Sensor - Upstream
$186.47
$164.48
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:
Body Type: Sedan; Engine Base: 1.8L 1781cc L4 (3.19x3.40; 81.0x86.4);
Body Type: Sedan; Engine Base: 1.8L 1781cc L4 (3.19x3.40; 81.0x86.4);
Oxygen Sensor - Upstream
$186.47
$164.48
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: 1.8L 1781cc L4 (3.19x3.40; 81.0x86.4);
Engine Base: 1.8L 1781cc L4 (3.19x3.40; 81.0x86.4);
Oxygen Sensor - Downstream
$194.22
$99.56
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:
Body Type: Sedan; Engine Base: 1.8L 1781cc L4 (3.19x3.40; 81.0x86.4);
Body Type: Sedan; Engine Base: 1.8L 1781cc L4 (3.19x3.40; 81.0x86.4);
Oxygen Sensor - Downstream
$194.22
$99.56
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: 1.8L 1781cc L4 (3.19x3.40; 81.0x86.4);
Engine Base: 1.8L 1781cc L4 (3.19x3.40; 81.0x86.4);
Oxygen Sensor - Downstream Left
$194.22
$99.56
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: 2.8L 2771cc V6 (3.25x3.40; 82.5x86.4);
Engine Base: 2.8L 2771cc V6 (3.25x3.40; 82.5x86.4);
Oxygen Sensor - Downstream Right
$194.22
$99.56
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: 2.8L 2771cc V6 (3.25x3.40; 82.5x86.4);
Engine Base: 2.8L 2771cc V6 (3.25x3.40; 82.5x86.4);
Oxygen Sensor - Upstream
$194.22
$99.56
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:
Body Type: Sedan; Engine Base: 1.8L 1781cc L4 (3.19x3.40; 81.0x86.4);
Body Type: Sedan; Engine Base: 1.8L 1781cc L4 (3.19x3.40; 81.0x86.4);
Oxygen Sensor - Upstream
$194.22
$99.56
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: 1.8L 1781cc L4 (3.19x3.40; 81.0x86.4);
Engine Base: 1.8L 1781cc L4 (3.19x3.40; 81.0x86.4);
Oxygen Sensor - Upstream
$194.22
$99.56
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: 2.8L 2771cc V6 (3.25x3.40; 82.5x86.4);
Engine Base: 2.8L 2771cc V6 (3.25x3.40; 82.5x86.4);
Oxygen Sensor - Downstream
$218.52
$120.63
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: 1.8L 1781cc L4 (3.19x3.40; 81.0x86.4);
Engine Base: 1.8L 1781cc L4 (3.19x3.40; 81.0x86.4);
Vehicle Fitment Notes:
B1S2 OE Equivalent Design
B1S2 OE Equivalent Design
Oxygen Sensor - Upstream Left
$218.52
$120.63
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: 2.8L 2771cc V6 (3.25x3.40; 82.5x86.4);
Engine Base: 2.8L 2771cc V6 (3.25x3.40; 82.5x86.4);
Vehicle Fitment Notes:
B2S1 OE Equivalent Design
B2S1 OE Equivalent Design
Oxygen Sensor - Upstream Right
$218.52
$120.63
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: 2.8L 2771cc V6 (3.25x3.40; 82.5x86.4);
Engine Base: 2.8L 2771cc V6 (3.25x3.40; 82.5x86.4);
Vehicle Fitment Notes:
B1S1 OE Equivalent Design
B1S1 OE Equivalent Design
Oxygen Sensor - Downstream Left
$227.75
$153.73
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 Japan
Vehicle fitment:
Engine Base: 2.8L 2771cc V6 (3.25x3.40; 82.5x86.4);
Engine Base: 2.8L 2771cc V6 (3.25x3.40; 82.5x86.4);
Vehicle Fitment Notes:
B2S2 OE Equivalent Design
B2S2 OE Equivalent Design
Oxygen Sensor - Downstream Right
$227.75
$153.73
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 Japan
Vehicle fitment:
Engine Base: 2.8L 2771cc V6 (3.25x3.40; 82.5x86.4);
Engine Base: 2.8L 2771cc V6 (3.25x3.40; 82.5x86.4);
Vehicle Fitment Notes:
B1S2 OE Equivalent Design
B1S2 OE Equivalent Design
Oxygen Sensor - Upstream
$212.96
$130.38
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: 1.8L 1781cc L4 (3.19x3.40; 81.0x86.4);
Engine Base: 1.8L 1781cc L4 (3.19x3.40; 81.0x86.4);
Vehicle Fitment Notes:
O.E. Quality Universal Replacement Sensor
O.E. Quality Universal Replacement Sensor
Oxygen Sensor - Downstream
$212.96
$130.38
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: 2.8L 2771cc V6 (3.25x3.40; 82.5x86.4);
Engine Base: 2.8L 2771cc V6 (3.25x3.40; 82.5x86.4);
Vehicle Fitment Notes:
O.E. Quality Universal Replacement Sensor
O.E. Quality Universal Replacement Sensor
Oxygen Sensor - Downstream
$267.34
$144.44
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: 2.8L 2771cc V6 (3.25x3.40; 82.5x86.4);
Engine Base: 2.8L 2771cc V6 (3.25x3.40; 82.5x86.4);
Vehicle Fitment Notes:
O.E. Quality Direct Fit Replacement Sensor
O.E. Quality Direct Fit Replacement Sensor
Oxygen Sensor - Upstream
$187.30
$114.04
Limited 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: 1.8L 1781cc L4 (3.19x3.40; 81.0x86.4);
Engine Base: 1.8L 1781cc L4 (3.19x3.40; 81.0x86.4);
Vehicle Fitment Notes:
O.E. Quality Direct Fit Replacement Sensor
O.E. Quality Direct Fit Replacement Sensor
Oxygen Sensor - Upstream
$216.28
$108.68
Out of Stock
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Made in Japan
Vehicle fitment:
Engine Base: 1.8L 1781cc L4 (3.19x3.40; 81.0x86.4);
Engine Base: 1.8L 1781cc L4 (3.19x3.40; 81.0x86.4);
Vehicle Fitment Notes:
B1S1 OE Equivalent Design
B1S1 OE Equivalent Design
Oxygen Sensor - Rear Left
$263.19
$190.64
Out of Stock
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 2.8L 2771cc V6 (3.25x3.40; 82.5x86.4);
Engine Base: 2.8L 2771cc V6 (3.25x3.40; 82.5x86.4);
Oxygen Sensor - Rear Left
$263.19
$190.64
Out of Stock
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 2.8L 2771cc V6 (3.25x3.40; 82.5x86.4); Region: Canada;
Engine Base: 2.8L 2771cc V6 (3.25x3.40; 82.5x86.4); Region: Canada;
Oxygen Sensor - Rear Left
$263.19
$190.64
Out of Stock
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 2.8L 2771cc V6 (3.25x3.40; 82.5x86.4); Region: United States;
Engine Base: 2.8L 2771cc V6 (3.25x3.40; 82.5x86.4); Region: United States;
Oxygen Sensor - Rear Right
$263.19
$190.64
Out of Stock
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 2.8L 2771cc V6 (3.25x3.40; 82.5x86.4);
Engine Base: 2.8L 2771cc V6 (3.25x3.40; 82.5x86.4);
Oxygen Sensor - Rear Right
$263.19
$190.64
Out of Stock
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 2.8L 2771cc V6 (3.25x3.40; 82.5x86.4); Region: Canada;
Engine Base: 2.8L 2771cc V6 (3.25x3.40; 82.5x86.4); Region: Canada;
Oxygen Sensor - Rear Right
$263.19
$190.64
Out of Stock
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 2.8L 2771cc V6 (3.25x3.40; 82.5x86.4); Region: United States;
Engine Base: 2.8L 2771cc V6 (3.25x3.40; 82.5x86.4); Region: United States;
Oxygen Sensor - Rear
$216.89
$157.10
Out of Stock
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 1.8L 1781cc L4 (3.19x3.40; 81.0x86.4);
Engine Base: 1.8L 1781cc L4 (3.19x3.40; 81.0x86.4);
Oxygen Sensor - Rear
$216.89
$157.10
Out of Stock
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 1.8L 1781cc L4 (3.19x3.40; 81.0x86.4); Region: Canada;
Engine Base: 1.8L 1781cc L4 (3.19x3.40; 81.0x86.4); Region: Canada;
Oxygen Sensor - Rear
$216.89
$157.10
Out of Stock
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 1.8L 1781cc L4 (3.19x3.40; 81.0x86.4); Region: United States;
Engine Base: 1.8L 1781cc L4 (3.19x3.40; 81.0x86.4); Region: United States;
Oxygen Sensor - Front
$216.89
$157.10
Out of Stock
Condition: New
Required Per Vehicle: 2
Required Per Vehicle: 2
Vehicle fitment:
Engine Base: 2.8L 2771cc V6 (3.25x3.40; 82.5x86.4);
Engine Base: 2.8L 2771cc V6 (3.25x3.40; 82.5x86.4);
Oxygen Sensor - Front
$216.89
$157.10
Out of Stock
Condition: New
Required Per Vehicle: 2
Required Per Vehicle: 2
Vehicle fitment:
Engine Base: 2.8L 2771cc V6 (3.25x3.40; 82.5x86.4); Region: Canada;
Engine Base: 2.8L 2771cc V6 (3.25x3.40; 82.5x86.4); Region: Canada;
Oxygen Sensor - Front
$216.89
$157.10
Out of Stock
Condition: New
Required Per Vehicle: 2
Required Per Vehicle: 2
Vehicle fitment:
Engine Base: 2.8L 2771cc V6 (3.25x3.40; 82.5x86.4); Region: United States;
Engine Base: 2.8L 2771cc V6 (3.25x3.40; 82.5x86.4); Region: United States;
Oxygen Sensor - Downstream
$212.96
$122.88
Out of Stock
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Made in Japan
Vehicle fitment:
Engine Base: 1.8L 1781cc L4 (3.19x3.40; 81.0x86.4);
Engine Base: 1.8L 1781cc L4 (3.19x3.40; 81.0x86.4);
Vehicle Fitment Notes:
O.E. Quality Universal Replacement Sensor
O.E. Quality Universal Replacement Sensor
Oxygen Sensor - Upstream
$212.96
$122.88
Out of Stock
Condition: New
Required Per Vehicle: 2
Required Per Vehicle: 2
Made in Japan
Vehicle fitment:
Engine Base: 2.8L 2771cc V6 (3.25x3.40; 82.5x86.4);
Engine Base: 2.8L 2771cc V6 (3.25x3.40; 82.5x86.4);
Vehicle Fitment Notes:
O.E. Quality Universal Replacement Sensor
O.E. Quality Universal Replacement Sensor
Oxygen Sensor - Downstream
$190.99
$108.41
Out of Stock
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 1.8L 1781cc L4 (3.19x3.40; 81.0x86.4);
Engine Base: 1.8L 1781cc L4 (3.19x3.40; 81.0x86.4);
Vehicle Fitment Notes:
O.E. Quality Direct Fit Replacement Sensor
O.E. Quality Direct Fit Replacement Sensor
Oxygen Sensor - Upstream
$190.99
$108.41
Out of Stock
Condition: New
Required Per Vehicle: 2
Required Per Vehicle: 2
Made in USA
Vehicle fitment:
Engine Base: 2.8L 2771cc V6 (3.25x3.40; 82.5x86.4);
Engine Base: 2.8L 2771cc V6 (3.25x3.40; 82.5x86.4);
Vehicle Fitment Notes:
O.E. Quality Direct Fit Replacement Sensor
O.E. Quality Direct Fit Replacement Sensor