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Free Shipping & Fast Delivery on All Orders to The Lower 48 States !

Free Shipping & Fast Delivery on All Orders to The Lower 48 States !

Free Shipping & Fast Delivery on All Orders to The Lower 48 States !

Free Shipping & Fast Delivery on All Orders to The Lower 48 States !

Free Shipping & Fast Delivery on All Orders to The Lower 48 States !

Free Shipping & Fast Delivery on All Orders to The Lower 48 States !

Free Shipping & Fast Delivery on All Orders to The Lower 48 States !

Free Shipping & Fast Delivery on All Orders to The Lower 48 States !

Free Shipping & Fast Delivery on All Orders to The Lower 48 States !

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Collection: 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.

14% off Save $105.88

2019-2021 For Audi Q5/SQ5 B9 Rear Diffuser & Exhaust Tips | Bolt-On Fit for S-Line | Aerodynamic Upgrade | US Stock

Regular price $599.99

Sale price $599.99 Regular price $705.87
Unit price per
15% off Save $123.53

2019-2025 For Audi Q5 B9 RSQ8-Style Rear Diffuser with Tailpipe | Aggressive Look | US Stock | Fast 3-7 Day Delivery

Regular price $699.99

Sale price $699.99 Regular price $823.52
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15% off Save $116.47

2020-2024 For Audi A5/S5 B9.5 Carbon Fiber Diffuser - Integrated Tailpipe | Seamless Fit

Regular price $659.99

Sale price $659.99 Regular price $776.46
Unit price per
15% off Save $116.47

2019-2025 For Audi A7/S7 C8 Rear Diffuser | Fits No-Line/S-Line | RS7 Style with Exhaust Tips | Precise Fit & Sporty Styling

Regular price $659.99

Sale price $659.99 Regular price $776.46
Unit price per
14% off Save $65.29

2017-2019 For Audi A4 B9 S-Line Rear Diffuser Conversion Kit | Upgrade to S5 Style | With Integrated Tailpipe | OEM-Grade Fit

Regular price $369.99

Sale price $369.99 Regular price $435.28
Unit price per
% off Save

2016-2018 For Audi A7/S7 C7.5 Carbon Diffuser w/ LED + Quad Tips | Direct Fit

Regular price $629.99

Sale price $629.99 Regular price
Unit price per
14% off Save $105.88

2017-2019 For A5 B9 S-Line Carbon Diffuser - Dual Exhaust+K-Light | US Stock

Regular price $599.99

Sale price $599.99 Regular price $705.87
Unit price per
% off Save

2020-2024 For Audi A5 S-Line S5 Rear Diffuser | Gloss Black & Carbon Look w/ LED & Quad Tipss

Regular price From $599.99

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2017-2019 For Audi A4 S4 B9 S-Line K-Style Rear Diffuser Lip + Black Exhaust Tips

Regular price From $299.99

Sale price From $299.99 Regular price
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15% off Save $60.00

2017-2019 For Audi A5/S5 B9 S-Line K-Style Rear Diffuser - Black / Carbon Pattern + Exhaust Tips

Regular price From $339.99

Sale price From $339.99 Regular price $399.99
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% off Save

2019-2025 For Audi A6/S6 C8 Carbon Fiber Rear Diffuser w/ LED+Quad Tips | Direct Fit

Regular price $629.99

Sale price $629.99 Regular price
Unit price per
% off Save

2009-2012 For Audi A4/S4 B8 Carbon Fiber Rear Diffuser w/ LED+Quad Tips | Direct Fit

Regular price $599.99

Sale price $599.99 Regular price
Unit price per

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