Bull Boost Performance
Catless High Flow 304 Stainless Exhaust Downpipe for Audi RS4 RS5 2.9T
Description
Description
Maximize exhaust flow and turbo performance on your Audi RS4 or RS5 2.9T with the STRATEC Straight Header Downpipe. Designed as a free-flow, catless downpipe, this system eliminates exhaust restriction to deliver faster turbo spool, stronger throttle response, and a significantly more aggressive exhaust tone.
Constructed from high-quality stainless steel, this straight downpipe is built to handle high heat and boost levels, making it ideal for track-focused builds and high-performance applications. The simplified straight-through design prioritizes airflow efficiency and power delivery.
Key Features
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Fits Audi RS4 & RS5 2.9T (2019–2024)
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Straight / catless header downpipe design for maximum exhaust flow
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Stainless steel construction for durability and heat resistance
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Reduces exhaust backpressure dramatically
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Improves turbo spool, throttle response, and power output
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Produces a louder, more aggressive motorsport-style exhaust tone
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Performance-focused, free-flow design
Notes
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Catless design — intended for off-road / track use only
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Professional installation recommended
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ECU tuning required for proper operation and performance
25 in stock
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