2019 BMW M4 Air / Fuel Ratio Sensor
Navigate our online catalogue to find original replacement Air / Fuel Ratio Sensors specifically designed to fit a 2019 BMW M4.








Air / Fuel Ratio Sensor
$583.08
$173.13
10+ In Stock
Condition: New
Ships: Tuesday Oct. 7th
Pick-Up: Ready in 1 Hour Monday Oct. 6th
Pick-Up: Ready in 1 Hour Monday Oct. 6th
Upstream
Required Per Vehicle: 1
Made in Germany
Vehicle fitment:
Engine Base: 3.0L 2979cc L6 (3.31x3.53; 84.0x89.6);
Engine Base: 3.0L 2979cc L6 (3.31x3.53; 84.0x89.6);
Vehicle Fitment Notes:
Cyls. 4-6 B2S1 OE Equivalent Design
Cyls. 4-6 B2S1 OE Equivalent Design







Air / Fuel Ratio Sensor
$207.23
Limited Stock
Condition: New
Ships: Tuesday Oct. 7th
Pick-Up: Ready in 1 Hour Monday Oct. 6th
Pick-Up: Ready in 1 Hour Monday Oct. 6th
Upstream
Required Per Vehicle: 1
Made in Japan
Vehicle fitment:
Engine Base: 3.0L 2979cc L6 (3.31x3.53; 84.0x89.6);
Engine Base: 3.0L 2979cc L6 (3.31x3.53; 84.0x89.6);
Vehicle Fitment Notes:
Cyls. 1-3 B1S1 OE Equivalent Design
Cyls. 1-3 B1S1 OE Equivalent Design

Air / Fuel Ratio Sensor
$601.24
$242.45
Out of Stock
Condition: New
Upstream Right
Required Per Vehicle: 1
Made in Germany
Vehicle fitment:
Engine Base: 3.0L 2979cc L6 (3.31x3.53; 84.0x89.6);
Engine Base: 3.0L 2979cc L6 (3.31x3.53; 84.0x89.6);
Vehicle Fitment Notes:
Sellout and Reorder 234-5742 O.E. Quality Direct Fit Replacement Sensor
Sellout and Reorder 234-5742 O.E. Quality Direct Fit Replacement Sensor


Air / Fuel Ratio Sensor
$526.60
$473.63
Out of Stock
Condition: New
Upstream Left
Required Per Vehicle: 1
Made in Germany
Vehicle fitment:
Engine Base: 3.0L 2979cc L6 (3.31x3.53; 84.0x89.6);
Engine Base: 3.0L 2979cc L6 (3.31x3.53; 84.0x89.6);
Vehicle Fitment Notes:
O.E. Quality Direct Fit Replacement Sensor
O.E. Quality Direct Fit Replacement Sensor


Air / Fuel Ratio Sensor
$251.45
Out of Stock
Condition: New
Upstream Right
Required Per Vehicle: 1
Made in Germany
Vehicle fitment:
Engine Base: 3.0L 2979cc L6 (3.31x3.53; 84.0x89.6);
Engine Base: 3.0L 2979cc L6 (3.31x3.53; 84.0x89.6);
Vehicle Fitment Notes:
O.E. Quality Direct Fit Replacement Sensor
O.E. Quality Direct Fit Replacement Sensor







Oxygen Sensor
$230.38
In Stock
Condition: New
Ships: Tuesday Oct. 7th
Pick-Up: Ready in 1 Hour Monday Oct. 6th
Pick-Up: Ready in 1 Hour Monday Oct. 6th
Downstream
Required Per Vehicle: 1
Made in Japan
Vehicle fitment:
Engine Base: 3.0L 2979cc L6 (3.31x3.53; 84.0x89.6);
Engine Base: 3.0L 2979cc L6 (3.31x3.53; 84.0x89.6);
Vehicle Fitment Notes:
Cyls. 4-6 B2S2 OE Equivalent Design
Cyls. 4-6 B2S2 OE Equivalent Design







Oxygen Sensor
$221.98
Limited Stock
Condition: New
Ships: Tuesday Oct. 7th
Pick-Up: Ready in 1 Hour Monday Oct. 6th
Pick-Up: Ready in 1 Hour Monday Oct. 6th
Downstream
Required Per Vehicle: 1
Made in Japan
Vehicle fitment:
Engine Base: 3.0L 2979cc L6 (3.31x3.53; 84.0x89.6);
Engine Base: 3.0L 2979cc L6 (3.31x3.53; 84.0x89.6);
Vehicle Fitment Notes:
Cyls. 1-3 B1S2 OE Equivalent Design
Cyls. 1-3 B1S2 OE Equivalent Design







Oxygen Sensor
$229.56
Out of Stock
Condition: New
Downstream
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 3.0L 2979cc L6 (3.31x3.53; 84.0x89.6);
Engine Base: 3.0L 2979cc L6 (3.31x3.53; 84.0x89.6);
Vehicle Fitment Notes:
Cylinder(s) 4 to 6
Cylinder(s) 4 to 6







Oxygen Sensor
$229.56
Out of Stock
Condition: New
Downstream
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 3.0L 2979cc L6 (3.31x3.53; 84.0x89.6);
Engine Base: 3.0L 2979cc L6 (3.31x3.53; 84.0x89.6);
Vehicle Fitment Notes:
Cylinder(s) 4, 5, and 6
Cylinder(s) 4, 5, and 6







Oxygen Sensor
$240.38
Out of Stock
Condition: New
Downstream
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 3.0L 2979cc L6 (3.31x3.53; 84.0x89.6);
Engine Base: 3.0L 2979cc L6 (3.31x3.53; 84.0x89.6);
Vehicle Fitment Notes:
Cylinder(s) 1 to 3
Cylinder(s) 1 to 3







Oxygen Sensor
$240.38
Out of Stock
Condition: New
Downstream
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 3.0L 2979cc L6 (3.31x3.53; 84.0x89.6);
Engine Base: 3.0L 2979cc L6 (3.31x3.53; 84.0x89.6);
Vehicle Fitment Notes:
Cylinder(s) 1, 2, and 3
Cylinder(s) 1, 2, and 3







Oxygen Sensor
$197.99
Out of Stock
Condition: New
Upstream
Required Per Vehicle: 1
Made in Germany
Vehicle fitment:
Engine Base: 3.0L 2979cc L6 (3.31x3.53; 84.0x89.6);
Engine Base: 3.0L 2979cc L6 (3.31x3.53; 84.0x89.6);
Vehicle Fitment Notes:
Cylinder(s) 4 to 6
Cylinder(s) 4 to 6







Oxygen Sensor
$197.99
Out of Stock
Condition: New
Upstream
Required Per Vehicle: 1
Made in Germany
Vehicle fitment:
Engine Base: 3.0L 2979cc L6 (3.31x3.53; 84.0x89.6);
Engine Base: 3.0L 2979cc L6 (3.31x3.53; 84.0x89.6);
Vehicle Fitment Notes:
Cylinder(s) 4, 5, and 6
Cylinder(s) 4, 5, and 6







Oxygen Sensor
$197.99
Out of Stock
Condition: New
Upstream
Required Per Vehicle: 1
Made in Germany
Vehicle fitment:
Engine Base: 3.0L 2979cc L6 (3.31x3.53; 84.0x89.6);
Engine Base: 3.0L 2979cc L6 (3.31x3.53; 84.0x89.6);
Vehicle Fitment Notes:
Cylinder(s) 1 to 3
Cylinder(s) 1 to 3







Oxygen Sensor
$197.99
Out of Stock
Condition: New
Upstream
Required Per Vehicle: 1
Made in Germany
Vehicle fitment:
Engine Base: 3.0L 2979cc L6 (3.31x3.53; 84.0x89.6);
Engine Base: 3.0L 2979cc L6 (3.31x3.53; 84.0x89.6);
Vehicle Fitment Notes:
Cylinder(s) 1, 2, and 3
Cylinder(s) 1, 2, and 3


Oxygen Sensor
$500.33
$451.40
Out of Stock
Condition: New
Downstream Left
Required Per Vehicle: 1
Made in Germany
Vehicle fitment:
Engine Base: 3.0L 2979cc L6 (3.31x3.53; 84.0x89.6);
Engine Base: 3.0L 2979cc L6 (3.31x3.53; 84.0x89.6);
Vehicle Fitment Notes:
O.E. Quality Direct Fit Replacement Sensor
O.E. Quality Direct Fit Replacement Sensor


Oxygen Sensor
$500.33
$451.40
Out of Stock
Condition: New
Downstream Right
Required Per Vehicle: 1
Made in Germany
Vehicle fitment:
Engine Base: 3.0L 2979cc L6 (3.31x3.53; 84.0x89.6);
Engine Base: 3.0L 2979cc L6 (3.31x3.53; 84.0x89.6);
Vehicle Fitment Notes:
O.E. Quality Direct Fit Replacement Sensor
O.E. Quality Direct Fit Replacement Sensor