034Motorsport Billet Aluminum Rear Main Seal for Early 1.8T & 2.0T

*Fitment Notes: Will NOT fit 2.0 TSI engines in later model MK5, B6, etc. B5 Passat & Audi A4 1.8T Owners - This will only fit engine codes AUG or AWM* 034Motorsport’s Billet Aluminum Rear Main Seal is designed to replace the failure-prone...

Fluidampr Crank Pulley for MK4 1.8T, B6 1.8T & TT MK1 1.8T

Fluidampr Engine Dampers are designed to control destructive vibrations which are transfered thru the crankshaft. Each time the air/fuel mixture inside a cylinder is ignited, the combustion that occurs creates a torque spike that is applied to the...

034Motorsport Billet Aluminum Dogbone Mount for VW MK4 & MK1 TT

We're proud to announce the availability of the Motorsport Billet Dogbone Mount for MkIV chassis Volkswagen and 8L & 8N chassis Audi models! 034Motorsport's Motorsport Dogbone Mount is the new standard in performance and durability. This dogbone...

GFB Respons TMS Blow Off Valve Kit (Replaces OE Bosch 25mm)

As the name suggests, the GFB Respons is designed specifically with the aim of improving throttle response and reducing turbo lag. What’s TMS? GFB’s Turbo Management System is the term we apply to our diverter valves that have features...

GFB DV+ Diverter Valve (Replaces OE Bosch 25mm)

GFB DV+ Diverter Valve is a direct replacement for the factory valve (Patent Pending). Keep what works and replace what doesn’t! By retaining the factory ECU control and recirculating the vented air, the DV+ is a purely performance-oriented product...

Magnaflow Stainless Steel Catback Exhaust for MK4 GTI w/ Dual Tip Cutout

Made in the USA and engineered to last, for those seeking increased performance and better economy, MagnaFlow Touring Series Performance Exhaust systems deliver the smooth deep sound you want and the wide-open performance power you need. Our exhaust...