Audi A6 S6 A7 S7 RS7 4G C7 Downpipe Catless

High‑Flow Catless Downpipe Kit for Audi A6/S6 RS6 & A7/S7 RS7 (Type 4G/C7, 2012–2017)

Turn your 4.0 TFSI V8 into a performance icon: our full 304 stainless steel, rust‑free High‑Flow Catless Downpipe maximizes exhaust throughput, minimizes backpressure, and delivers a tangible 20–25 HP gain. Precisely engineered for A6 Quattro/S6/RS6 (420 HP, 450 HP, 560 HP) and A7 Sportback/S7/RS7 (4G/A, 2012–2017).

Key Benefits

• +20–25 HP Power Gain via dramatically reduced backpressure
• 76 mm Pipe Diameter for up to 250 % increased flow
• Faster Turbo Response & sharper throttle feel
• Aggressive V8 Tone with no idle droning
• Corrosion‑Free & Durable – 304 stainless steel (SS304)
• Plug‑&‑Play Installation on stock or aftermarket mid‑pipe
• OEM‑grade O₂ Sensor Placement thanks to precision 3D‑scan design

Technical Specifications

• Material: 304 stainless steel, polished
• Diameter: 76 mm (3"), four‑piece set incl. mid‑pipes
• Catalyst: Catless – designed for motorsport tuning
• Flanges & V‑Band: CNC laser‑cut, precision V‑band joint
• Sensor Ports: Factory‑style locations for all O₂ sensors
• Design: 3D scan‑based CAD for exact OEM fitment
• Sound: Deep, muscular V8 note; sporty‑aggressive

Compatible Models

• Audi A6 Quattro / S6 / RS6 (Type 4G/C7): 420 HP, 450 HP, 560 HP (2012–2017)
• Audi A7 Sportback / S7 / RS7 (4G/A): 420 HP, 450 HP, 560 HP (2012–2017)

Note: Motorsport use only – not road legal, no TÜV approval. ECU remapping highly recommended.