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

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