A failed knock sensor can cause major performance issues
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Brand:
ES#:
34423
Mfg#:
13627566786
In Stock
9% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$173.99
This product was last offered at the strikethrough price on 10-29-2026
Common cause of oil level display discrepancies.
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
Brand new unit - no core charge! Avoid messing with a core return entirely!
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 03/2011
Features two new Walbro 450 E85 certified pumps in a factory bucket for a 300% flow increase over stock.
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Keep you DME cool so the car can do its job
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Brand:
ES#:
32127
Mfg#:
12907531783
Ships in 1 day
5% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$238.99
This product was last offered at the strikethrough price on 10-29-2026
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#:
4858208
Mfg#:
12138616153
In Stock
Limited Qty Sale
$59.99
This product was last offered at the strikethrough price on 05-07-2026
Great for when more fuel is needed in a custom fueling application
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
Replace your faulty sensor to restore engine performance and fuel economy
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!
A genuine BMW regulator that will get your charging system back to peak 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 For vehicles with 180 AMP Bosch Alternator
Brand:
ES#:
29768
Mfg#:
12317561939
Ships in 1 day
6% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$218.99
This product was last offered at the strikethrough price on 10-29-2026
A high-quality replacement designed to restore the factory performance and fuel efficiency of your 3.0L N54 engine.
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Includes connector housing with terminals and seals. Commonly used for the coolant 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#:
4772597
Mfg#:
61132359999
In Stock
ON SALE!
SAVE 25%
$10.99
This product was last offered at the strikethrough price on 06-13-2026
Located on the side of the engine block.
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#:
4871941
Mfg#:
13627580635
In Stock
ON SALE!
SAVE 17%
$26.99
This product was last offered at the strikethrough price on 05-02-2026
With automotive electrical content growing yearly, it has never been more important to keep your charging and electrical system in top working condition. ECS Tuning stocks a huge and constantly growing inventory of electrical sensors, electric motors, and electronic actuators from original equipment and name-brand aftermarket suppliers.
Lifetime Replacement
