APR’s cold air intakes embody European performance engineering—precision-crafted carbon-fiber airboxes, silicone plumbing, and high-flow filters designed to let your engine breathe freely, respond quicker, and deliver enhanced performance and induction sound on VW and Audi vehicles.

APR’s ignition upgrades deliver refined European tuning enhancements — direct-fit high-output coils and Iridium spark plugs engineered for stronger, more consistent combustion and designed for boosted VW, Audi and Porsche engines.

Keep your engine's internals clean!

APR’s diverter valves embody the highest standard of boost control engineering — precision-machined billet construction paired with a Nomex-reinforced diaphragm design, delivering faster response, zero piston-stiction and reliable performance even under extreme boost demands.

High performance upgrades for your engine.