Next generation electronically actuated diverter valve engineered for modern turbo engines with a true plug-and-play design!
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Improve air flow, sound, and gain up to 10HP!
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Brand:
ES#:
4446040
Mfg#:
21-781DS
EO#:
D-670-24
In Stock at Vendor
ON SALE!
SAVE 12%
$419.99
This product was last offered at the strikethrough price on 05-15-2026
Includes Hengst filter and Liqui Moly Leichtlauf High Tech 229.5 Spec oil
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Brand:
ES#:
3678230
Mfg#:
2701800109KT1
In Stock
ON SALE!
$87.31
This product was last offered at the strikethrough price on 06-19-2026
Ensure proper spark and avoid misfires. OEM Supplier!
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Brand:
ES#:
4745128
Mfg#:
27015907000KT
In Stock
$123.99
This product was last offered at the strikethrough price on 01-16-2026
One (1) Required Per Fuel Injector.
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Includes Hengst filter and Liqui Moly Molygen New Generation 229.5 Spec oil
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Brand:
ES#:
3678231
Mfg#:
2701800109KT2
In Stock
ON SALE!
SAVE 17%
$103.78
This product was last offered at the strikethrough price on 05-13-2026
OE Supplier - comes complete with Housing, Thermostat, and Seals
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Brand:
ES#:
3991521
Mfg#:
2702002200
In Stock
ON SALE!
SAVE 21%
$106.99
This product was last offered at the strikethrough price on 05-02-2026
Help Keep Engine Water Temperatures Lower!
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Improves throttle response, and peak power while adding a glorious and aggressive tone under the hood.
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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
