Set of 5 short to long injector hold-down adapters, compatible with RS4 rail and other applications. Injector O-rings included.

Short shifter kit for 012/016/01E gearboxes, the most accomplished solution on the market at this price point. Billet stainless steel, aluminum and brass construction, CNC machined in the USA. Complete kit, all hardware included.

High-quality reinforced silicone hose, allowing simple removal of the original failure-prone engine after-run coolant pump on Audi S4 B5 and A6/Allroad C5 2.7T. New hose clamps included.

Large-diameter silicone Y-Pipe hose kit, allowing a full 2.5" passage to the RS4 lower intake pipe, ensuring high airflow at high power levels, 2.7T engine.

High-quality automotive silicone blanking plug, 1/2" inside diameter, for quickly sealing an unused fitting. Sold individually.

High-quality automotive silicone blanking plug, 1/8" inner diameter, for quickly sealing an unused fitting. Sold individually.

Silicone breather hose kit, high-quality, replacing the problematic factory "spider" assembly. Modular design compatible with all factory breather configurations and easily adaptable to an aftermarket catch can.

Complete kit of 10 silicone coolant hoses, replacing the original hoses, for Audi UrS4/UrS6 C4 with AAN engine.

Fully reinforced silicone crankcase breather hose, replacing the original cracked and leaking rubber part, for VW New Beetle MkIV 1.8T. Replaces OEM part 06A 103 221 AK.

Pair of high-quality silicone crankcase breather hoses, with billet check valve, for Audi 200 20V Quattro 3B engine. Exact replica of the original hoses for direct fitment, with a significantly longer service life than the original rubber.

High-performance silicone heater core hose kit replacing OEM part nos. 8D0 819 731 AQ and 8D0 819 737 T, discontinued by Audi. For Audi B5 S4 2.7T, also fits C5 A6 2.7T with adjustment of the supply hose. Installation difficulty: moderate.

Silicone heater hose kit for Audi 10V vehicles, fits original Audi 80/90 type 89 without control valve installed in the heater hose.