Enables precise control of aftermarket performance components like fuel pumps, meth injection kits, boost controllers, port injection kits
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
A direct plug-and-play upgrade with up to 10% more energy output than stock!
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Brand:
ES#:
4456857
Mfg#:
D650-0002
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.
$36.84
This product was last offered at the strikethrough price on 06-16-2026
Wirelessly connect your JB4 to your phone!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms For JB4 systems produced 2017 and later. Please check board diagrams to properly identify your JB4 before ordering.
More cost effective than OEM coils but offer up to 10% more energy than stock and an improved high-performance look featuring a red housing emblazoned with the signature Dinan logo!
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Brand:
ES#:
4830299
Mfg#:
D650-0011
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.
$43.76
This product was last offered at the strikethrough price on 06-16-2026
Designed for a wide range of demanding, high performance applications, this battery is reliable, long-lasting, and engineered for high shock and vibration applications.
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 shipping
Dinan's performance spark plug for N20, N5X, N63, S55, & S63 engines!
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Advanced, fully synthetic genuine BMW oil used by the BMW dealer network. Offers superior protection and performance in both turbocharged and non-turbocharged engines. New Superseded Number is 83215A2AF99.
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Designed for engines with multi-valve technology and turbochargers
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Brand:
ES#:
2785335
Mfg#:
2330
In Stock
33% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$89.95
This product was last offered at the strikethrough price on 03-12-2026
Astonishing gains up to +343 Horsepower & 348lb-ft Torque! 100% Bolt-on installation / Upgrade. You are required to ship Weistec your OE turbochargers as a core.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms You are required to ship Weistec your OE turbochargers as a core.
Includes 8 injectors, seals, and decoupling rings
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Brand:
ES#:
3419948
Mfg#:
13538616079KT4
In Stock
$5216.99
This product was last offered at the strikethrough price on 12-29-2025
If you are experiencing a rough idle, misfire, or check engine light, injectors could be the problem. Decouplers included in the kit along with 8 injectors.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
4840278
Mfg#:
13538616079VKT
In Stock
$5216.99
This product was last offered at the strikethrough price on 12-29-2025
Whether you're maintaining or repairing your stock engine or looking for added horsepower, we have one of the most comprehensive inventories of engine parts and accessories for German cars. From hard engine parts like connecting rods, pistons, cylinder heads, short blocks, and engine timing parts to performance engine software upgrades; we have you covered.
Lifetime Replacement
