Catless High Flow 304 Stainless Exhaust Downpipe for Audi RS6 C7 4.0TT

Part Number: 721814382723
Bull Boost Performance
$849.95
| /

Unleash stronger turbo response and a more aggressive exhaust tone on your Audi RS6 C7 4.0T twin-turbo V8 with the STRATEC High-Flow Stainless Steel Downpipes. Designed to replace the restrictive factory downpipes, this performance upgrade dramatically improves exhaust flow, helping the turbos spool faster while delivering noticeable gains in horsepower and torque.

Constructed from premium 304 stainless steel, these downpipes are built to handle extreme heat and boost levels while maintaining long-term durability. The free-flow design reduces backpressure and enhances throttle response, giving your RS6 a sharper, more motorsport-inspired driving experience.


Key Features

  • Fits Audi RS6 4.0T C7 (2013–2018)

  • High-flow downpipe design for improved exhaust efficiency

  • 304 stainless steel construction for corrosion resistance and strength

  • Reduces exhaust backpressure and turbo lag

  • Improves throttle response, horsepower, and torque

  • Produces a deeper, more aggressive exhaust tone

  • Precision-engineered for proper OEM-style fitment


Performance Benefits

  • Faster turbo spool

  • Stronger mid-range power

  • Enhanced exhaust sound under load

  • Improved overall engine efficiency