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Audi A4 Pre-Facelift (09-12) Rear Bumper Diffusers

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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 10X Entries For Our Spin To Win 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 30%
$420.99

This product was last offered at the strikethrough price on
11-07-2026

$294.69 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
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 10X Entries For Our Spin To Win 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
11-07-2026

$357.84 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4424440 - 012452LA01 - Audi B8 A4 Pre Facelift Non S-Line Rear Diffuser - Dual 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 10X Entries For Our Spin To Win Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4424440
Mfg#:
012452LA01
In Stock
ON SALE! SAVE 20%
$420.99

This product was last offered at the strikethrough price on
11-07-2026

$336.79 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4701364 - 051610LA01-01 - B8 A4 Pre-Facelift (09-12) S-line Rear Diffuser - Single Exit - 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 10X Entries For Our Spin To Win Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4701364
Mfg#:
051610LA01-01
In Stock
ON SALE! SAVE 33%
$370.99

This product was last offered at the strikethrough price on
11-07-2026

$250.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3200799 - 021532ECS01A - Carbon Fiber Rear Diffuser - Audi B8 A4/S4 Pre-facelift - 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 10X Entries For Our Spin To Win Sweepstakes!

Fits S-Line bumpers

Brand:
ECS - Corporate Logo
ES#:
3200799
Mfg#:
021532ECS01A
In Stock
ON SALE! SAVE 31%
$1019.99

This product was last offered at the strikethrough price on
11-07-2026

$699.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4751215 - 026861ECS01EB2KT - Audi B8 S4 Pre-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 pre-facelift B8 S-Line models with quad tips only

Brand:
Enthusiast Bundles - Corporate Logo
ES#:
4751215
Mfg#:
026861ECS01EB2KT
In Stock
ON SALE!
$478.97 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4445777 - 039684LA01-02 - Audi B8 A4 Pre Facelift Non S-Line Rear Diffuser - Single Outlet - Matte Black - Add some aggressive styling to your Audi! - ECS - Audi

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

Brand:
ECS - Corporate Logo
ES#:
4445777
Mfg#:
039684LA01-02
In Stock
ON SALE! SAVE 25%
$386.99

This product was last offered at the strikethrough price on
11-07-2026

$290.24 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4731979 - DO0RBUSTER8KT - Audi B8 S4 Pre-facelift Rear Diffuser & Trunk Spoiler - Add some aggressive styling to your Audi! - Doorbusters - Audi

Add some aggressive styling to your Audi! Our Doorbuster deals are in limited supply at these prices. Get yours while they're in stock! Can't find the perfect bundle? Call or chat with us to build a custom one. 10X Entries For Our Spin To Win Sweepstakes!
Fits pre-facelift B8 S-Line models with quad tips only

Brand:
Doorbusters - Corporate Logo
ES#:
4731979
Mfg#:
DO0RBUSTER8KT
In Stock
ON SALE! SAVE 53%
$748.98

This product was last offered at the strikethrough price on
11-07-2026

$349.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3142795 - AS410-CFRVP - Carbon Fiber Rear Valance w/Rear Splitter - Delivers an unmatched combination of aggressiveness and luxury elegance - Deval - Audi

Delivers an unmatched combination of aggressiveness and luxury elegance Fits S-line models

Brand:
Deval - Corporate Logo
ES#:
3142795
Mfg#:
AS410-CFRVP
Special Order: No Guaranteed ETA
$1000.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3194430 - 022851ECS01 - Carbon Fiber Rear Diffuser - Audi B8 A4 - 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 10X Entries For Our Spin To Win Sweepstakes!

Fits standard (Non S-Line) Sedan & Avant bumpers up to the 2012 model year

Brand:
ECS - Corporate Logo
ES#:
3194430
Mfg#:
022851ECS01
Special Order: No Guaranteed ETA
ON SALE! SAVE 20%
$921.99

This product was last offered at the strikethrough price on
11-07-2026

$737.59 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4745230 - 028808ECSDBKT - Audi B8 S4 Pre-facelift Rear Diffuser & Grille Flares - Add some aggressive styling to your Audi! - Doorbusters - Audi

Add some aggressive styling to your Audi! Our Doorbuster deals are in limited supply at these prices. Get yours while they're in stock! Can't find the perfect bundle? Call or chat with us to build a custom one. 10X Entries For Our Spin To Win Sweepstakes!

Brand:
Doorbusters - Corporate Logo
ES#:
4745230
Mfg#:
028808ECSDBKT
In Stock
ON SALE! SAVE 51%
$609.99

This product was last offered at the strikethrough price on
11-07-2026

$299.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4876133 - 051610LAEBKT - B8 A4 Single-Exit Gloss Black Diffuser & Gloss Black Trunk Spoiler - Unlock aggressive aesthetics with a full exterior styling package! Direct fit for your Pre-Facelift B8 A4 S-Line. - Enthusiast Bundles - Audi

Unlock aggressive aesthetics with a full exterior styling package! Direct fit for your Pre-Facelift B8 A4 S-Line. Don't See A Bundle You Want - Give Us A Call Or Chat - We Will Make One!

Brand:
Enthusiast Bundles - Corporate Logo
ES#:
4876133
Mfg#:
051610LAEBKT
In Stock
ON SALE!
$510.99

This product was last offered at the strikethrough price on
09-02-2026

$500.79 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#451244 - 8K0807521D1RR - S-Line Rear Diffuser - Platinum Grey - Featuring dual exit / single tip exhaust provisions - Genuine Volkswagen Audi - Audi

Featuring dual exit / single tip exhaust provisions

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
451244
Mfg#:
8K0807521D1RR
Ships in 1 day
13% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$260.00

This product was last offered at the strikethrough price on
08-31-2026

$225.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2143050 - 8k0898019 - S-Line Rear Diffuser Kit - Platinum Grey With Honeycomb Trim - Featuring dual exit / single tip exhaust provisions - Genuine Volkswagen Audi - Audi

Featuring dual exit / single tip exhaust provisions Fits S-Line bumpers only - Up to the 2012 model year

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2143050
Mfg#:
8K0898019
Ships in 1-2 days
$465.08

This product was last offered at the strikethrough price on
08-31-2026

$440.63 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4849796 - 051610ladbKT - B8 A4 Single-Exit Gloss Black Diffuser With Gloss Black Trunk Spoiler - Unlock aggressive aesthetics with a full exterior styling package! Direct fit for your Pre-Facelift B8 A4 S-Line. - Doorbusters - Audi

Unlock aggressive aesthetics with a full exterior styling package! Direct fit for your Pre-Facelift B8 A4 S-Line. Our Doorbuster deals are in limited supply at these prices. Get yours while they're in stock! Can't find the perfect bundle? Call or chat with us to build a custom one. 10X Entries For Our Spin To Win Sweepstakes!

Brand:
Doorbusters - Corporate Logo
ES#:
4849796
Mfg#:
051610LADBKT
In Stock
ON SALE! SAVE 49%
$581.99

This product was last offered at the strikethrough price on
11-07-2026

$299.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

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