Don't let a faulty mass air flow sensor impact the performance of your car
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply For European S50 engines only. Also for domestic market vehicles with the appropriate tune. Commonly referred to as the 3.5" or "Euro" MAF.
Brand:
ES#:
4220357
Mfg#:
13621403123
Ships in 2 Business Days
$140.99
This product was last offered at the strikethrough price on 05-07-2026
Includes connector housing with terminals and seals. Commonly used for the engine oil level sensor.
10X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Brand:
ES#:
4772589
Mfg#:
12521433915
In Stock
ON SALE!
SAVE 25%
$10.99
This product was last offered at the strikethrough price on 06-13-2026
Replace your sensor and avoid poor fuel mileage and hampered performance
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply We Price Match - Give Us A Call or Chat!
Brand:
ES#:
2602712
Mfg#:
13627520519
Ships in 1-2 days
$373.83
This product was last offered at the strikethrough price on 08-13-2026
Having a crank but no starting issue? This sensor is often the culprit
2X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply We Price Match - Give Us A Call or Chat!
Located on the bottom of the oil pan
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Brand:
ES#:
31829
Mfg#:
12611312343
Ships in 9 Business Days
6% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$414.99
This product was last offered at the strikethrough price on 10-28-2026
Located in the upper portion of the timing cover
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply We Price Match - Give Us A Call or Chat! For vehicles with production date from 09/1998
Fits into the back of the air intake box
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Brand:
ES#:
2498206
Mfg#:
13627602038
Ships in 1-2 days
22% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$497.76
This product was last offered at the strikethrough price on 10-28-2026
Located in the front position of the exhaust manifold for cylinders 1-3 on the S54 engine
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Brand:
ES#:
27214
Mfg#:
11781743994
Ships in 1-2 days
6% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$404.99
This product was last offered at the strikethrough price on 10-28-2026
Located on the intake side of the engine
10X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Brand:
ES#:
4316483
Mfg#:
12147539165
In Stock
ON SALE!
SAVE 20%
$27.99
This product was last offered at the strikethrough price on 05-02-2026
Located in the thermostat housing
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply We Price Match - Give Us A Call or Chat!
Random check engine light got you down? It's probably a bad sensor! We have all the electrical sensors your engine needs to send information to your ECU so everything stays happy. Find it, fix it, and replace it with our OEM sensors or save some money with quality aftermarket sensors.
Lifetime Replacement
