Heat Shield Catless Downpipe AUDI B9.5 S4 S5

Heat Shield Catless Downpipe – Audi B9.5 S4 / S5 (2020–2023)

Unleash the true performance of your Audi B9.5 S4 or S5 with the PowerHaus Performance Heat Shield Catless Downpipe. Engineered specifically for the 2020–2023 facelift (B9.5) models, this downpipe maximizes exhaust flow and turbo efficiency while controlling engine bay temperatures with an integrated heat shield.

Features:

• Direct Fit for B9.5 S4 / S5: Designed to bolt directly onto the updated 3.0T turbocharged engines found in 2020–2023 models, ensuring proper clearance and alignment.

• Catless High-Flow Design: Removes the restrictive factory catalytic converter, improving exhaust velocity and reducing turbo lag.

• Integrated Heat Shield: Built-in heat shielding helps protect surrounding components from radiant heat, reducing the risk of heat soak and preserving engine bay longevity.

• Premium T304 Stainless Steel Construction: TIG-welded and mandrel-bent for strength, corrosion resistance, and optimal flow.

• Performance Gains: Expect an increase of 10–15 horsepower and faster spool when paired with a performance tune.

• Enhanced Exhaust Note: Produces a noticeably deeper and more aggressive tone, bringing out the sporty character of the S4/S5 without excessive drone.