High Flow Catted 304 Stainless Exhaust Downpipe for Audi RS Q8 SQ8 4.0T

STRATEC High-Flow Catted Stainless Steel Downpipes w/ Heat Shield

For Audi SQ8 & RSQ8 4.0T — 2022–2023

Upgrade performance while retaining street-friendly operation with the STRATEC High-Flow Catted Downpipes for the Audi SQ8 and RSQ8 4.0T twin-turbo V8 . Designed to replace restrictive factory downpipes, this system improves exhaust flow, turbo efficiency, and throttle response while maintaining catalytic converters for smoother drivability.

Featuring high-flow performance catalysts and a free-flow stainless steel design , these downpipes reduce backpressure and unlock noticeable gains in horsepower and torque. Integrated heat shields help protect surrounding engine bay components from elevated exhaust temperatures during spirited driving.

Key Features

Fits Audi SQ8 & RSQ8 4.0T (2022–2023)

High-flow catted downpipe design

Performance catalytic converters for improved airflow

304 stainless steel construction for durability and corrosion resistance

Integrated heat shields for thermal protection

Reduces turbo lag and exhaust backpressure

Improves throttle response, horsepower, and torque