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

Part Number: 721814382716
Bull Boost Performance
$949.95
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Upgrade your Audi RS6 C7 4.0T twin-turbo V8 with the STRATEC High-Flow Catted Stainless Steel Downpipes, engineered to improve exhaust flow, turbo response, and overall performance while retaining catalytic converters for smoother drivability.

Designed as a direct replacement for the restrictive factory downpipes, this high-flow catted setup reduces backpressure to help unlock additional horsepower and torque while delivering a deeper, more aggressive exhaust tone. Constructed from premium stainless steel, these downpipes are built to withstand extreme heat and boost levels for long-term reliability.


Key Features

  • Fits Audi RS6 4.0T C7 (2013–2018)

  • High-flow catted downpipe design

  • Performance catalytic converters for improved airflow

  • Stainless steel construction for durability and corrosion resistance

  • Reduces exhaust backpressure and turbo lag

  • Improves throttle response, horsepower, and torque

  • Produces a deeper, sportier exhaust note

  • Precision-engineered for proper fitment


Performance Benefits

  • Faster turbo spool

  • Stronger mid-range power

  • Improved exhaust sound without excessive harshness

  • Enhanced overall engine efficiency