Get up to +34 hp and +59 through a safe and easy to use tuning module from RaceChip
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Get up to +27 hp and +44 lb-ft through a safe and easy to use tuning module from RaceChip
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
The highest-performing, race-bred cold-air induction system for the current B9 Audi S4 & S5!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
304 Stainless high-flow front metallic catalytic converter/downpipe - 100% handcrafted in Italy!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Features left & right T304 Mandrel bent stainless steel downpipes with 200 cell high-flow catalytic converters
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Engineered for seamless integration within the engine bay and improves the performance, look and sound of your vehicle.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
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
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
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
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
Complete Bolt-On System, Compatible with stock & modified applications, and all hardware & gaskets included!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
100% Bolt-on installation / Upgrade. You are required to ship Weistec your OE turbochargers as a core.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms You are required to ship Weistec your OE turbochargers as a core.
SuperDuper Charger Throttle Body Adapter included in the SuperDuper S34 Insuction Bundle
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms This kit includes the Cast throttle body adapter ONLY, Purchase this kit if you already have an 84MM VDO Throttle body & S34 Intake System
Sport Cat-Pipe with 200 CPSI Catalytic Converter - Increase power, reduce weight, and improve sound!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Our name says it all. That's why ECS Tuning is dedicated to providing our customers with the broadest possible assortment of engine tuning options at a range of prices and options to fit any budget. Start small and grow your car into something special with performance engine upgrades from a company that has tuning in its name and its blood.
Lifetime Replacement
