High-Flow Catted Downpipe for Audi RS Q8 & SQ8 (4.0L TFSI) – 304 Stainless Steel

Description

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

• Deeper, more aggressive exhaust tone while remaining refined

• Precision-engineered for OEM-style direct bolt-on fitment

Performance Benefits

• Faster turbo spool

• Stronger mid-range power

• Improved exhaust sound under load

• Enhanced overall engine efficiency

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