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Audi Rear Bumper Parts

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Audi B8.5 S4 / A4 S-Line Rear Diffuser - Gloss Black

ES#4147363 - 028807ecs01KT - Audi B8.5 S4 / A4 S-Line Rear Diffuser - Gloss Black - Add some aggressive styling to your Audi! - ECS - Audi

Add some aggressive styling to your Audi! 10X Entries Into Our F80 M3 Sweepstakes

Fits facelift B8.5 (2013+) models only

Brand:
ECS - Corporate Logo
ES#:
4147363
Mfg#:
028807ECS01KT
In Stock
ON SALE! SAVE 20%
$407.99

This product was last offered at the strikethrough price on
06-13-2026

$326.39 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Audi B9 S4 Rear Diffuser - Gloss Black

ES#4056580 - 006077LA01 - Audi B9 S4 Rear Diffuser - Gloss Black - Add some aggressive styling to your Audi! - ECS - Audi

Add some aggressive styling to your Audi! 10X Entries Into Our F80 M3 Sweepstakes

Fits pre-facelift models (up to 2019) without integrated tips in the rear valance

Brand:
ECS - Corporate Logo
ES#:
4056580
Mfg#:
006077LA01
In Stock
ON SALE! SAVE 25%
$420.99

This product was last offered at the strikethrough price on
06-13-2026

$315.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Audi B9 A4 S-Line Pre-Facelift Rear Diffuser - Gloss Black

ES#4265351 - 008480LA01 - Audi B9 A4 S-Line Pre-Facelift Rear Diffuser - Gloss Black - Add some aggressive styling to your Audi! - ECS - Audi

Add some aggressive styling to your Audi! 10X Entries Into Our F80 M3 Sweepstakes
Fits pre-facelift, S-line models (up to 2018), without integrated tips in the rear valance

Brand:
ECS - Corporate Logo
ES#:
4265351
Mfg#:
008480LA01
In Stock
ON SALE! SAVE 20%
$430.99

This product was last offered at the strikethrough price on
06-13-2026

$344.79 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Audi B8.5 S5 / A5 S-Line Rear Diffuser - Gloss Black

ES#4070070 - 006241LA01 - Audi B8.5 S5 / A5 S-Line Rear Diffuser - Gloss Black - Add some aggressive styling to your Audi! - ECS - Audi

Add some aggressive styling to your Audi! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
4070070
Mfg#:
006241LA01
In Stock
ON SALE! SAVE 20%
$462.99

This product was last offered at the strikethrough price on
06-13-2026

$370.39 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Audi C7 S6 Rear Diffuser - Gloss Black

ES#4608859 - 041812LA01 - Audi C7 S6 Rear Diffuser - Gloss Black - Add some aggressive styling to your C7 S6 / A6-S line pre-facelift Audi! - ECS - Audi

Add some aggressive styling to your C7 S6 / A6-S line pre-facelift Audi! 10X Entries Into Our F80 M3 Sweepstakes

Fits S line models up to the 2015 model year (pre-facelift) Will require exhaust modification to fill the muffler tip cutouts.

Brand:
ECS - Corporate Logo
ES#:
4608859
Mfg#:
041812LA01
In Stock
ON SALE! SAVE 25%
$451.99

This product was last offered at the strikethrough price on
06-13-2026

$338.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Audi C7.5 A6 S-Line Rear Diffuser - Gloss Black

ES#4730275 - 053256LA01 - Audi C7.5 A6 S-Line Rear Diffuser - Gloss Black - Add some aggressive styling to your C7.5 A6 S-Line - ECS - Audi

Add some aggressive styling to your C7.5 A6 S-Line 10X Entries Into Our F80 M3 Sweepstakes

Fits S line models from the 2016 model year (facelift)

Brand:
ECS - Corporate Logo
ES#:
4730275
Mfg#:
053256LA01
In Stock
ON SALE! SAVE 20%
$343.99

This product was last offered at the strikethrough price on
06-13-2026

$275.19 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Audi B8 S4 / A4 S-Line Rear Diffuser - Gloss Black

ES#4033487 - 028808ECS01 - Audi B8 S4 / A4 S-Line Rear Diffuser - Gloss Black - Add some aggressive styling to your Audi! - ECS - Audi

Add some aggressive styling to your Audi! 10X Entries Into Our F80 M3 Sweepstakes

Fits pre-facelift B8 S-Line models with quad tips only

Brand:
ECS - Corporate Logo
ES#:
4033487
Mfg#:
028808ECS01
In Stock
ON SALE! SAVE 25%
$420.99

This product was last offered at the strikethrough price on
06-13-2026

$315.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

B8 SQ5 Rear Diffuser - Gloss Black

ES#4424686 - 007896LA01 - B8 SQ5 Rear Diffuser - Gloss Black - Add aggressive styling with our In-House Engineered Gloss Black Rear Diffuser! - ECS - Audi

Add aggressive styling with our In-House Engineered Gloss Black Rear Diffuser! 10X Entries Into Our F80 M3 Sweepstakes

For vehicles with parking sensors

Brand:
ECS - Corporate Logo
ES#:
4424686
Mfg#:
007896LA01
In Stock
ON SALE! SAVE 15%
$420.99

This product was last offered at the strikethrough price on
06-13-2026

$357.84 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Audi C7 A6 S-Line Rear Diffuser - Gloss Black

ES#4624068 - 040609LA01 - Audi C7 A6 S-Line Rear Diffuser - Gloss Black - Add some aggressive styling to your C7 A6-S line pre-facelift Audi! - ECS - Audi

Add some aggressive styling to your C7 A6-S line pre-facelift Audi! 10X Entries Into Our F80 M3 Sweepstakes

Fits S line models up to the 2015 model year (pre-facelift)

Brand:
ECS - Corporate Logo
ES#:
4624068
Mfg#:
040609LA01
In Stock
ON SALE! SAVE 25%
$407.99

This product was last offered at the strikethrough price on
06-13-2026

$305.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Audi B8.5 S4 / A4 S-Line Carbon Fiber Rear Diffuser

ES#3085916 - 018359ECS01A - Audi B8.5 S4 / A4 S-Line Carbon Fiber Rear Diffuser - Hand-laid carbon fiber to upgrade your exterior styling - ECS - Audi

Hand-laid carbon fiber to upgrade your exterior styling 10X Entries Into Our F80 M3 Sweepstakes

From the 2013 model year

Brand:
ECS - Corporate Logo
ES#:
3085916
Mfg#:
018359ECS01A
In Stock
ON SALE! SAVE 10%
$1019.99

This product was last offered at the strikethrough price on
06-13-2026

$917.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Audi Facelift B8.5 S5 / A5 S-Line Carbon Fiber Rear Diffuser

ES#3575872 - 023409ECS01 - Audi Facelift B8.5 S5 / A5 S-Line Carbon Fiber Rear Diffuser - Hand-laid carbon fiber to upgrade your exterior styling - ECS - Audi

Hand-laid carbon fiber to upgrade your exterior styling 10X Entries Into Our F80 M3 Sweepstakes

Fits S-Line bumpers models from the 2013 model year

Brand:
ECS - Corporate Logo
ES#:
3575872
Mfg#:
023409ECS01
In Stock
ON SALE! SAVE 15%
$1050.99

This product was last offered at the strikethrough price on
06-13-2026

$893.34 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Audi B8.5 S4 Facelift Rear Diffuser & Trunk Spoiler

ES#4751213 - 026861ECS01EBKT - Audi B8.5 S4 Facelift Rear Diffuser & Trunk Spoiler - Add some aggressive styling to your Audi! - Enthusiast Bundles - Audi

Add some aggressive styling to your Audi! Don't See A Bundle You Want - Give Us A Call Or Chat - We Will Make One!
Fits facelift B8.5 (2013+) S-Line models with quad tips only

Brand:
Enthusiast Bundles - Corporate Logo
ES#:
4751213
Mfg#:
026861ECS01EBKT
In Stock
ON SALE! SAVE 49%
$785.48

This product was last offered at the strikethrough price on
05-05-2026

$399.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Audi B9 S4 Carbon Fiber Rear Diffuser

ES#3247439 - 023797ECS01 - Audi B9 S4 Carbon Fiber Rear Diffuser - Hand-laid carbon fiber to upgrade your exterior styling - ECS - Audi

Hand-laid carbon fiber to upgrade your exterior styling 10X Entries Into Our F80 M3 Sweepstakes

Fits pre-facelift models (up to 2019) without integrated tips in the rear valance

Brand:
ECS - Corporate Logo
ES#:
3247439
Mfg#:
023797ECS01
In Stock
ON SALE! SAVE 42%
$1029.99

This product was last offered at the strikethrough price on
05-02-2026

$599.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Audi C7 RS7 Carbon Fiber Diffuser

ES#4668274 - 049187LA01-01 - Audi C7 RS7 Carbon Fiber Diffuser - Hand-laid carbon fiber to upgrade the look of your C7 RS7! - ECS - Audi

Hand-laid carbon fiber to upgrade the look of your C7 RS7! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
4668274
Mfg#:
049187LA01-01
In Stock
ON SALE! SAVE 10%
$864.99

This product was last offered at the strikethrough price on
06-13-2026

$778.49 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Audi B8 A4 Pre-Facelift Non S-Line Rear Diffuser - Single Outlet - Gloss Black

ES#4445776 - 039684LA01-01 - Audi B8 A4 Pre-Facelift Non S-Line Rear Diffuser - Single Outlet - Gloss Black - Add some aggressive styling to your Audi! - ECS - Audi

Add some aggressive styling to your Audi! 10X Entries Into Our F80 M3 Sweepstakes

Fits pre-facelift B8 Non S-Line models only

Brand:
ECS - Corporate Logo
ES#:
4445776
Mfg#:
039684LA01-01
In Stock
ON SALE! SAVE 15%
$420.99

This product was last offered at the strikethrough price on
06-13-2026

$357.84 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Audi 8V.5 S3 / A3 S line Rear Diffuser - Gloss Black

ES#4685236 - 049145LA01-01 - Audi 8V.5 S3 / A3 S line Rear Diffuser - Gloss Black - Add some aggressive styling to your 8V.5 S3 / A3 S line facelift Audi! - ECS - Audi

Add some aggressive styling to your 8V.5 S3 / A3 S line facelift Audi! 10X Entries Into Our F80 M3 Sweepstakes

Fits 2017+ model years (facelift)

Brand:
ECS - Corporate Logo
ES#:
4685236
Mfg#:
049145LA01-01
In Stock
ON SALE! SAVE 20%
$385.99

This product was last offered at the strikethrough price on
06-13-2026

$308.79 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

More About Rear Bumper Parts

Everything from OEM replacement rear bumpers and Aftermarket replacement rear bumpers to diffusers, rear bumper aero, and more!

Other Audi Rear Bumper Parts

Let us help you find the parts that fit your Audi

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Manufacturer names and/or part numbers are used only for identification purposes.

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