Sluggish O2 sensors don't just trigger annoying Check Engine Lights; they cause poor fuel economy, rough idling, and can even degrade your expensive catalytic converters over time.
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There is nothing worse than turning the key and getting the agonizing, slow crank of a dying starter.
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With award-winning Swedish technology, the dual input D250SE allows you to enjoy your vehicle more
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Brand:
ES#:
4492942
Mfg#:
40-315
In Stock
Limited Qty Sale
$569.99
This product was last offered at the strikethrough price on 05-02-2026
The Mishimoto BMW 550i Ignition Coil is a high-quality replacement designed to restore the factory performance and fuel efficiency of your 4.4L V8 engine.
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Price includes $75.00 Core Charge
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Brand:
ES#:
4070548
Mfg#:
AL0847XKT
In Stock at Vendor
$681.99
This product was last offered at the strikethrough price on 05-08-2026
Connected to the negative battery terminal and grounds on the chassis : IBS version
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Brand:
ES#:
2674817
Mfg#:
12427603567
Ships in 4 Business Days
7% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$318.99
This product was last offered at the strikethrough price on 03-05-2026
Restore factory-quiet operation and ensure optimal belt harmonics with this replacement clutched pulley, designed to eliminate accessory drive noise and vibration.
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Brand:
ES#:
5446535
Mfg#:
12317560483
Ships in 7 Business Days
ON SALE!
SAVE 15%
$44.99
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
