Access your BMWs DME wirelessly by connecting to your phone! The enthusiast's tool of choice for xHP Flashtool and many other transmission and engine tuning options.
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If your vehicle has poor fuel economy or a rough idle, replace it to ensure you get the best gas mileage and performance
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The ULTIMATE N55 ignition system upgrade! This plug-and-play conversion kit offers a 2.3x increase in spark energy and supports over 1000 HP.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes! For Vehicles Produced Before 01/2011
The proper tool to remove difficult-to-reach oxygen sensors
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Brand:
ES#:
240942
Mfg#:
FO-78
Ships in 1 Business Day
ON SALE!
SAVE 25%
$48.99
This product was last offered at the strikethrough price on 05-02-2026
Hamburg Tech Map Sensor for maximum flow readings
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Brand new unit - no core charge! Avoid messing with a core return entirely!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms For vehicles with production date up to 03/2011
Upgrade to the true dual purpose heavy duty battery with a longer life span
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms This item is classified as Hazardous Materials and requires special shipping and handling. We cannot ship this item out of the US or with priority shippi
Wireless controlled unit that allows adjustable throttle response control
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Brand:
ES#:
4624166
Mfg#:
D440-1700
In Stock
11% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$325.99
This product was last offered at the strikethrough price on 06-24-2026
Get back on the road without having to swap an entire alternator.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes! We Price Match - Give Us A Call or Chat! For vehicles with 180 AMP Bosch Alternator
Monitors camshaft location
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms Two required per engine, may be replaced separately as needed.
Brand:
ES#:
34388
Mfg#:
13627525014
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.
$166.83
This product was last offered at the strikethrough price on 06-24-2026
Replace your stock, heavy battery with a direct replacement, lightweight performance Lithium battery that weighs in at only 10.5lbs!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms This item is classified as Hazardous Materials and requires special shipping and handling. We cannot ship this item out of the US or with priority shippi
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
