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Audi S4 Rear Bumper Diffusers

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S-Line Rear Diffuser Kit - Platinum Grey With Honeycomb Trim

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 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Fits S-Line bumpers only - Up to the 2012 model year

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2143050
Mfg#:
8K0898019
Ships in 2 Business Days
$465.08 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Audi B8 S4 Pre-facelift Gloss Black Rear Diffuser & Trunk Spoiler

ES#4750959 - 028808ECSEBKT - Audi B8 S4 Pre-facelift Gloss Black 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! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Enthusiast Bundles - Corporate Logo
ES#:
4750959
Mfg#:
028808ECSEBKT
In Stock
ON SALE! SAVE 39%
$733.99

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

$449.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Universal Bumper Retainer Clip - Metal

ES#4375756 - BMPRTNCLP - Universal Bumper Retainer Clip - Metal - Lock your front and rear bumper's trim/spoiler/diffuser solidly in place! - ECS - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Lock your front and rear bumper's trim/spoiler/diffuser solidly in place! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4375756
Mfg#:
BMPRTNCLP
Back Ordered
Auto Notify
ON SALE! SAVE 25%
$1.99

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

$1.49 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

S4 Rear bumper valance - Platinum Grey

ES#451242 - 8K0807521B1RR - S4 Rear bumper valance - Platinum Grey - Featuring dual exit / dual tip exhaust provisions - Genuine Volkswagen Audi - Audi

Featuring dual exit / dual tip exhaust provisions affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
451242
Mfg#:
8K0807521B1RR
Ships in 2 Business Days
8% off MSRP

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

$343.99

This product was last offered at the strikethrough price on
06-07-2026

$314.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Audi B8.5 S4 / A4 S-Line Carbon Fiber Rear Bumper Side Splitters

ES#3981217 - 024846ecs01KT - Audi B8.5 S4 / A4 S-Line Carbon Fiber Rear Bumper Side Splitters - Spice up the exterior of your Audi with genuine carbon fiber spats! - ECS - Audi

Spice up the exterior of your Audi with genuine carbon fiber spats! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Fits 2013+ A4 S-Line and S4 rear bumpers
Fits 2013+ A4 S-Line and S4 rear bumpers

Brand:
ECS - Corporate Logo
ES#:
3981217
Mfg#:
024846ECS01KT
Ships on Nov 5, 2026
ON SALE! SAVE 10%
$301.99

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

$271.60 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Audi B9 S4 Carbon Fiber Exterior Package

ES#5456442 - 023797ECS01KT2 - Audi B9 S4 Carbon Fiber Exterior Package - Experience a full exterior transformation! This bundle pairs our carbon fiber front lip spoiler, rear diffuser, and rear trunk lid spoiler at a fraction of retail price. - Enthusiast Bundles - Audi

Experience a full exterior transformation! This bundle pairs our carbon fiber front lip spoiler, rear diffuser, and rear trunk lid spoiler at a fraction of retail price. Don't See A Bundle You Want - Give Us A Call Or Chat - We Will Make One! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Save an additional $100 with this Enthusiast Bundle!

Brand:
Enthusiast Bundles - Corporate Logo
ES#:
5456442
Mfg#:
023797ECS01KT2
In Stock
ON SALE! SAVE 29%
$2599.99

This product was last offered at the strikethrough price on
05-06-2026

$1849.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

S4 Rear Bumper Valance - Twilight Matte

With a dual exit, quad tip design affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For S-Line/S4 bumpers only
For Pre-Facelift Models Only

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3181064
Mfg#:
8W0807521DRP5
Ships in 1-2 days
9% off MSRP

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

$680.99

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

$622.99 USD
This product is lifetime replacement eligible Lifetime Replacement

S4 Rear Bumper Valance - Twilight Matte

With a dual exit, quad tip design affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For facelift models only

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4625727
Mfg#:
8W0807521ACY9B
Ships in 1-2 days
9% off MSRP

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

$680.99

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

$622.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

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