ExhaustExhaust System / Air Intake Assembly / Turbocharger KitService Kits
Fits 2018-2024 Audi S4/S5/S5 Sportback/SQ5/SQ5 SportbackShop high-quality truck parts, auto parts, and performance accessories engineered for strength, reliability, and a precise fit. Each component...
ExhaustExhaust System / Air Intake Assembly / Turbocharger KitExhaust System KitExhaust SystemsNew ArrivalsPerformanceService Kits
5 inch 409 stainless steel constant-diameter DPF-back system. Far less backpressure than stock. Improves flow and cuts backpressure, allowing the engine to produce more...
ExhaustExhaust System / Air Intake Assembly / Turbocharger KitExhaust System KitExhaust SystemsNew ArrivalsPerformanceService Kits
5 inch 409 stainless steel constant-diameter DPF-back system with negative backpressure SideKick tip. 82 percent less backpressure than stock, allowing the engine to produce...
ExhaustExhaust System / Air Intake Assembly / Turbocharger KitNew ArrivalsService Kits
5 inch aluminized steel constant-diameter DPF-back system with Patented negative backpressure SideKick tip. 82 percent less backpressure than stock, allowing the engine to produce...
ExhaustExhaust System / Air Intake Assembly / Turbocharger KitExhaust System KitExhaust SystemsNew ArrivalsPerformanceService Kits
5 inch 409 stainless steel constant-diameter DPF-back system with negative backpressure SideKick tip. 82 percent less backpressure than stock, allowing the engine to produce...
ExhaustExhaust System / Air Intake Assembly / Turbocharger KitExhaust System KitExhaust SystemsNew ArrivalsPerformanceService Kits
5 inch 409 stainless steel constant-diameter DPF-back system with negative backpressure SideKick tip. Far less backpressure than stock, allowing the engine to produce more...
ExhaustExhaust System / Air Intake Assembly / Turbocharger KitExhaust System KitExhaust SystemsNew ArrivalsPerformanceService Kits
5 inch 409 stainless steel constant-diameter DPF-back system with negative backpressure SideKick tip. Far less backpressure than stock, allowing the engine to produce more...
ExhaustExhaust System / Air Intake Assembly / Turbocharger KitNew ArrivalsService Kits
The 4-inch intermediate pipe and tailpipes are formed of stainless heavy-wall tubing with mandrel bends to maximize airflow, minimize backpressure and lower exhaust exit...
ExhaustExhaust System / Air Intake Assembly / Turbocharger KitExhaust System KitExhaust SystemsNew ArrivalsPerformanceService Kits
5 inch 409 stainless steel constant-diameter DPF-back system with negative backpressure SideKick tip. Far less backpressure than stock, allowing the engine to produce more...