For VW/Audi 1.8L 20V 81mm
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For VW/Audi 1.8L 20V 81mm
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Tune your car with just your laptop and choose gains ranging from 35-50 hp and 77-107 ft-lb of torque
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For vehicles with AWP engine code only
Fully enclosed FP34 fuel pump surge tank with Bosch 044 "Motorsport" fuel pump
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Unlock 50-70 HP on your boosted vehicle while decreasing your air temps by up to 100 degrees! Stainless Steel Braided Line, 4AN Fittings, no tank included!
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Stainless steel downpipe to unlock engine potential
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Not available for sale in California or New York.
Includes the necessary parts to raise your fuel rail for larger injectors
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
This product was last offered at the strikethrough price on
05-02-2026
Allows perfect fixation of the fuel pressure regulator in the desired location.
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These mounts are designed with performance in mind, manufactured from billet aluminum and high-durometer rubber, making them virtually indestructible.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with manual transmission only
These mounts are designed with extreme performance in mind, manufactured from billet aluminum and high-durometer rubber, making them virtually indestructible.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with manual transmission only
Fits in stock location, excellent upgrade over stock
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Supertech 1mm oversized piston set including 20mm wrist pins.
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1.8t Ko3 Ko3s inlet pipe 43mm turbo side stock MAF side
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Trimming may be required for desired fitment
Keep your engine block from flexing under torque
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Bolt on lightweight billet aluminum pulley
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Vehicles with clutched alternator pulley require hardware kit - ES271279 for installation
This product was last offered at the strikethrough price on
05-02-2026
Version 1.
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Upgrade your ride with the Valvetronic Designs universal valve muffler kit, a premium T304 stainless steel solution that delivers an aggressive, valved exhaust note at the click of a button
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms