Boost tap kit that directly replaces the original plastic spacer between the throttle body and charge pipe, for easy access to pressure and vacuum monitoring. Billet aluminum, will not warp or crack. Installation effort: low.

Injector connector adapter allowing USCAR EV14 style injectors to be installed on factory harnesses designed for Bosch Jetronic/Motronic style connectors.

Plug-in harness, the only one of its kind on the market, converting factory-equipped Audi S4/RS4/A6/Allroad 2.7T with a Bosch MAF sensor (1997-2000.5) to the Hitachi MAF sensor of later models (2001+), with no cutting or soldering required.

Stainless steel braided brake hose kit, replacing original rubber brake hoses, for Audi A4/S4 B6/B7 Quattro. Teflon liner, stainless steel braid, black PVC protective sleeve.

Complete catch can kit for Audi C4 UrS4/UrS6 AAN engine, clean conversion close to original quality, custom-molded 4-ply reinforced silicone hoses. Greatly reduces oil buildup in the intake system.

Reinforced silicone breather hose replacing the original cracked rubber part, connecting the bottom of the intake manifold to the valve attached to the lower block breather hose, VW MkIV 1.8T AWW and early AWP codes. Replaces OEM part no. 06A 103 221BK.

Breather check valve inlet hose in reinforced silicone, replacing the cracked and leaking original part. Direct fit for AAN and 2.7T engines. Service life equal to that of the vehicle.

Kit of 8 camber shims for easy addition of negative camber by spacing the front and rear lower control arms, on Audi R8 Gen1/1.5. Modular design, each shim adding to the maximum adjustment range.