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)

Blog posts & pages

Audi SQ5

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