High Flow 304 Stainless Exhaust Downpipe for Audi SQ5 B9 3.0T

Unlock stronger turbo response and a more aggressive exhaust character on your Audi SQ5 B9 3.0T with the STRATEC High-Flow Stainless Steel Downpipe. Designed to replace the restrictive factory downpipe, this upgrade improves exhaust flow, reduces backpressure, and enhances overall driving performance.

Constructed from premium 304 stainless steel, this downpipe is built to withstand high heat and boost levels while delivering long-term durability. Choose between a 200-cell high-flow catalytic converter for street-oriented performance or a catless option for maximum airflow and track-focused builds.

Key Features

• Fits Audi SQ5 B9 3.0T

• 304 stainless steel construction for corrosion resistance and strength

• High-flow design for improved exhaust efficiency

• Optional 200-cell high-flow catted version

• Optional catless race version

• Reduces turbo lag and exhaust backpressure

• Improves throttle response, horsepower, and torque

• Produces a deeper, sportier exhaust tone

• Precision-engineered for OEM-style fitment

Performance Benefits

• Faster turbo spool

• Stronger mid-range power

• Enhanced exhaust sound under acceleration

• Improved overall engine efficiency

Options

• 200-Cell High-Flow Catted – Balanced performance with reduced odor

• Catless – Maximum airflow and aggressive sound (off-road / track use only)