The LAST diverter valve you'll ever need! Billet aluminum construction and heavy-duty Viton o-rings make for the ultimate upgrade in longevity and performance.
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Brand:
ES#:
4839641
Mfg#:
013907LA01-01KT
Back Ordered
ON SALE!
SAVE 25%
$333.99
This product was last offered at the strikethrough price on 06-13-2026
Plug and play upgrade that neatly runs under the intake for a clean install.
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Brand:
ES#:
4674429
Mfg#:
CI100053-A
In Stock
10% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$51.99
This product was last offered at the strikethrough price on 07-01-2026
Improve your charge airflow path with our Silicone Intercooler Pipe Couplers
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Brand:
ES#:
3071772
Mfg#:
010137ECS01-01KT
In Stock
ON SALE!
SAVE 20%
$236.99
This product was last offered at the strikethrough price on 06-13-2026
Includes Hengst oil filter, Liqui Moly 5w-40 oil with MolyGen technology and ECS Magnetic Drain Plug
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Brand:
ES#:
4349870
Mfg#:
06L115562KT11KT1
In Stock
ON SALE!
$154.99
This product was last offered at the strikethrough price on 06-19-2026
Closed airbox system for added filtration and performance
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms For vehicles without secondary air injection only
Brand:
ES#:
4673593
Mfg#:
VWR1210R601EM
Ships in 3 Business Days
ON SALE!
SAVE 10%
$909.99
This product was last offered at the strikethrough price on 07-01-2026
Replace with every oil service to prevent leaks. 14x20
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms For vehicles with steel oil pan conversion kit only
Brand:
ES#:
205068
Mfg#:
N0138157
In Stock
7% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$2.71
This product was last offered at the strikethrough price on 07-01-2026
Mounts in cylinder head for coolant hose connection. Upgrade from the factory brittle plastic!
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Includes Unitronic Stage 2+ Performance Software!
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Similar design in spirit to the higher end full covers that cover both the engine and manifold as found on the Audi S3 and TTS models
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Brand:
ES#:
4685481
Mfg#:
MS100254
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.
$641.99
This product was last offered at the strikethrough price on 07-01-2026
Replace with every oil service to prevent leaks. 14x20
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms For vehicles with steel oil pan conversion kit only
Unitronic's Carbon Fiber Air Duct helps to increase power and air flow by taking advantage of both air inlets available in the OEM grill.
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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
