Rear Diffuser

Add an aggressive rear-end upgrade to your Audi with our RS-style rear diffusers — available for Q5, A5, A4, A7, and more. The 2019–2021 SQ5 style rear diffuser for Audi Q5/SQ5 B9 is a bolt-on fit for S-Line bumpers with exhaust tips included, shipped from US stock. For the A5/S5, the 2020–2024 carbon fiber rear diffuser for Audi A5/S5 B9.5 integrates seamlessly with the factory tailpipe. Browse all Audi rear diffusers below.

55 products