🔄

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 !

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

SIGN UP TO GET $20 OFF YOUR FIRST ORDER. SIGN UP TO GET $20 OFF YOUR FIRST ORDER. SIGN UP TO GET $20 OFF YOUR FIRST ORDER. SIGN UP TO GET $20 OFF YOUR FIRST ORDER. SIGN UP TO GET $20 OFF YOUR FIRST ORDER. SIGN UP TO GET $20 OFF YOUR FIRST ORDER. SIGN UP TO GET $20 OFF YOUR FIRST ORDER. SIGN UP TO GET $20 OFF YOUR FIRST ORDER. SIGN UP TO GET $20 OFF YOUR FIRST ORDER. SIGN UP TO GET $20 OFF YOUR FIRST ORDER. SIGN UP TO GET $20 OFF YOUR FIRST ORDER. SIGN UP TO GET $20 OFF YOUR FIRST ORDER. SIGN UP TO GET $20 OFF YOUR FIRST ORDER. SIGN UP TO GET $20 OFF YOUR FIRST ORDER. SIGN UP TO GET $20 OFF YOUR FIRST ORDER. SIGN UP TO GET $20 OFF YOUR FIRST ORDER. SIGN UP TO GET $20 OFF YOUR FIRST ORDER. SIGN UP TO GET $20 OFF YOUR FIRST ORDER. SIGN UP TO GET $20 OFF YOUR FIRST ORDER. SIGN UP TO GET $20 OFF YOUR FIRST ORDER. SIGN UP TO GET $20 OFF YOUR FIRST ORDER. SIGN UP TO GET $20 OFF YOUR FIRST ORDER. SIGN UP TO GET $20 OFF YOUR FIRST ORDER. SIGN UP TO GET $20 OFF YOUR FIRST ORDER. SIGN UP TO GET $20 OFF YOUR FIRST ORDER. SIGN UP TO GET $20 OFF YOUR FIRST ORDER. SIGN UP TO GET $20 OFF YOUR FIRST ORDER. SIGN UP TO GET $20 OFF YOUR FIRST ORDER. SIGN UP TO GET $20 OFF YOUR FIRST ORDER. SIGN UP TO GET $20 OFF YOUR FIRST ORDER. SIGN UP TO GET $20 OFF YOUR FIRST ORDER. SIGN UP TO GET $20 OFF YOUR FIRST ORDER. SIGN UP TO GET $20 OFF YOUR FIRST ORDER. SIGN UP TO GET $20 OFF YOUR FIRST ORDER. SIGN UP TO GET $20 OFF YOUR FIRST ORDER. SIGN UP TO GET $20 OFF YOUR FIRST ORDER. SIGN UP TO GET $20 OFF YOUR FIRST ORDER. SIGN UP TO GET $20 OFF YOUR FIRST ORDER. SIGN UP TO GET $20 OFF YOUR FIRST ORDER. SIGN UP TO GET $20 OFF YOUR FIRST ORDER. SIGN UP TO GET $20 OFF YOUR FIRST ORDER. SIGN UP TO GET $20 OFF YOUR FIRST ORDER. SIGN UP TO GET $20 OFF YOUR FIRST ORDER. SIGN UP TO GET $20 OFF YOUR FIRST ORDER. SIGN UP TO GET $20 OFF YOUR FIRST ORDER. SIGN UP TO GET $20 OFF YOUR FIRST ORDER. SIGN UP TO GET $20 OFF YOUR FIRST ORDER. SIGN UP TO GET $20 OFF YOUR FIRST ORDER. SIGN UP TO GET $20 OFF YOUR FIRST ORDER. SIGN UP TO GET $20 OFF YOUR FIRST ORDER.

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.

36% off Save $209.00

2017-2019 For Audi S5/A5 B9 K-Style Style Rear Diffuser (Carbon Fiber)

Regular price From $360.00

Sale price From $360.00 Regular price $569.00
Unit price per

Choose option
14% off Save $180.00

2020–2025 For Audi Q3 F3 Sport Rear Bumper Diffuser (w/ Exhaust Tips)

Regular price From $1,024.00

Sale price From $1,024.00 Regular price $1,204.00
Unit price per

Choose option
% off Save

2009-2012 For Audi S4/A4 B8 S4 Style Rear Diffuser (Carbon Fiber, LED Brake Light)

Regular price $981.00

Sale price $981.00 Regular price
Unit price per
% off Save

2012-2015 For Audi S7/A7 C7 Sport Rear Bumper Diffuser (Carbon Fiber, w/ Exhaust Tips)

Regular price $981.00

Sale price $981.00 Regular price
Unit price per
% off Save

2014-2016 For Audi S3/A3 8V Sport Rear Bumper Diffuser (Carbon Fiber, w/ Exhaust Tips)

Regular price $924.00

Sale price $924.00 Regular price
Unit price per
14% off Save $125.00

2017-2019 For Audi RS3/A3 8V.5 RS3 Style Rear Diffuser

Regular price $710.00

Sale price $710.00 Regular price $835.00
Unit price per

Choose option
14% off Save $200.00

2020-2024 For Audi S4 B9.5 S4 Style Rear Diffuser (Carbon Fiber, w/ Exhaust Tips)

Regular price $1,138.00

Sale price $1,138.00 Regular price $1,338.00
Unit price per
15% off Save $118.00

2012-2015 For Audi RS6/S6 C7 RS6 Style Rear Diffuser

Regular price $668.00

Sale price $668.00 Regular price $786.00
Unit price per
% off Save

2017-2019 For Audi RS3/A3 8V.5 RS3 Style Rear Diffuser (w/ Exhaust Tips)

Regular price $569.00

Sale price $569.00 Regular price $281.00
Unit price per

Choose option
15% off Save $176.00

2020-2023 For Audi SQ3/Q3 F3 Sport Rear Bumper Diffuser (w/ Exhaust Tips)

Regular price $995.00

Sale price $995.00 Regular price $1,171.00
Unit price per
14% off Save $165.00

2009-2017 For Audi SQ5/Q5 8R SQ5 Style Rear Diffuser

Regular price $939.00

Sale price $939.00 Regular price $1,104.00
Unit price per
% off Save

2008-2014 For Audi TT TTS MK2 TTRS Style Rear Diffuser Kit - Rear Lip Spoiler + Dual Exhaust Pipes | Direct Fit

Regular price $1,010.00

Sale price $1,010.00 Regular price
Unit price per

FREE SHIPPING
Ships next day from US warehouse.

EXPERT SUPPORT
Our dedicated team is ready to help.

UNBEATABLE DEALS
Get the best prices on orders $199+

EASY 14-DAY RETURNS
Easily return items via return labels.