Scorpion Exhaust Resonated cat-back system with vacuum valves For RS4 4.2 V8 B7 - SAU029

Elevate the performance and acoustic profile of your Audi RS4 B7 with the Scorpion Resonated Cat-Back Exhaust System, expertly designed to enhance gas flow, reduce weight, and deliver a more exhilarating driving experience. This system bolts directly to the OEM exhaust, retaining the factory catalytic converters while significantly improving both sound and performance. Featuring integrated vacuum valves for variable sound output, this system gives you precise control over the exhaust tone without compromising daily usability.

Constructed from premium T304 aircraft-grade stainless steel and hand-crafted in the UK, Scorpion's resonated cat-back setup offers a refined tone under normal driving conditions and an aggressive growl when the valves open. With its vacuum valve compatibility, the exhaust system integrates seamlessly with your vehicle’s existing electronics for smooth operation via factory controls. Designed for true enthusiasts, this system brings together performance, craftsmanship, and the distinctive Scorpion “Red Power” sound signature.

Whether you're carving through backroads or cruising on the motorway, the Scorpion resonated cat-back system transforms the RS4’s naturally aspirated 4.2L V8 into a true auditory experience—refined, raw, and unmistakably Scorpion.

Key Features:

• Resonated Cat-Back System – Includes center resonators to balance performance with a refined, sporty exhaust note.

• Integrated Vacuum Valve System – Retains OEM valve control for variable exhaust sound based on driving mode.

• T304 Aircraft-Grade Stainless Steel – Corrosion-resistant, lightweight, and built to last.

• Hand-Crafted in the UK – Precision TIG welding and expert craftsmanship ensure perfect fitment and performance.

• Direct OEM Fitment – Compatible with stock and Scorpion components for easy installation.

• Distinctive EVO Tailpipes – 155mm x 100mm oval tailpipes offer a bold, aggressive rear-end aesthetic.

• Enhanced Exhaust Flow – Reduces backpressure for improved throttle response and engine efficiency.

• Lifetime Guarantee – Backed by Scorpion’s lifetime warranty for the original purchaser (excluding cats & flexes).

Fitment:

• Audi RS4 (2007–2008) – 4.2L V8

• Audi RS4 Cabriolet (2008) – 4.2L V8

Technical Specifications:

• Fits to: OEM / Scorpion

• Pipe Diameter: 63.5mm / 2.5 inches

• Tailpipe Style: EVO

• Tailpipe Dimensions: 155mm x 100mm (Oval)