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Audi S4 Performance Exterior Parts & Upgrades

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Carbon Fiber Spoiler

ES#3660940 - CARB-A590NRG - Carbon Fiber Spoiler - Universal 59" wing with arrow cut-out stands and large NRG logo end plates - NRG - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Universal 59" wing with arrow cut-out stands and large NRG logo end plates

Brand:
NRG - Corporate Logo
ES#:
3660940
Mfg#:
CARB-A590NRG
Back Ordered
$684.00 USD
This product is lifetime replacement eligible Lifetime Replacement

Carbon Fiber Trunk Spoiler - Audi B9 A4/S4

ES#3141741 - 019220ECS01A - Carbon Fiber Trunk Spoiler - Audi B9 A4/S4 - Add a touch of style and real carbon fiber to your Audi - ECS - Audi

Add a touch of style and real carbon fiber to your Audi 10X Entries Into Our F80 M3 Sweepstakes

Requires removal of the factory trunk spoiler

Brand:
ECS - Corporate Logo
ES#:
3141741
Mfg#:
019220ECS01A
In Stock
ON SALE!
$500.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Audi B8 A4/S4 Carbon Fiber Grille Accent Set - Pre Facelift

ES#3638709 - 027538ECS01 - Audi B8 A4/S4 Carbon Fiber Grille Accent Set - 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

Fits Pre-Facelift models up to the 2012 model year

Brand:
ECS - Corporate Logo
ES#:
3638709
Mfg#:
027538ECS01
In Stock
ON SALE! SAVE 71%
$519.99

This product was last offered at the strikethrough price on
05-14-2026

$150.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Engine Street Shield Skid Plate Hardware Kit

ES#3493177 - 003251ECS02KT - Engine Street Shield Skid Plate Hardware Kit - Replacement hardware kit for your ECS Engine Street Shield - ECS - Audi

Replacement hardware kit for your ECS Engine Street Shield 10X Entries Into Our F80 M3 Sweepstakes
Fits from the 2013 model year

Brand:
ECS - Corporate Logo
ES#:
3493177
Mfg#:
003251ECS02KT
In Stock
ON SALE! SAVE 25%
$140.53

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

$105.40 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Carbon Fiber Front Lip Overlay - Audi B8 A4 S-Line / S4

ES#3218893 - 022693ECS01 - Carbon Fiber Front Lip Overlay - Audi B8 A4 S-Line / S4 - Add a subtle touch of carbon fiber to your front bumper - ECS - Audi

Add a subtle touch of carbon fiber to your front bumper 10X Entries Into Our F80 M3 Sweepstakes

Up to the 2012 model year (Pre-Facelift)

Brand:
ECS - Corporate Logo
ES#:
3218893
Mfg#:
022693ECS01
In Stock
ON SALE! SAVE 51%
$203.00

This product was last offered at the strikethrough price on
05-14-2026

$99.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Audi B9 S4 Tunnel Street Shield Aluminum Skid Plate

ES#3610310 - 023781ecs02KT - Audi B9 S4 Tunnel Street Shield Aluminum Skid Plate - Protect your vehicle's tunnel and improve aerodynamics - ECS - Audi

Protect your vehicle's tunnel and improve aerodynamics 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
3610310
Mfg#:
023781ECS02KT
Ships on Feb 15, 2027
ON SALE! SAVE 10%
$354.99

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

$319.49 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Audi B9 A4/S4 Carbon Fiber Front Lip Spoiler & Grille Accent Set

ES#5470749 - 019196ECSEBKT - Audi B9 A4/S4 Carbon Fiber Front Lip Spoiler & Grille Accent Set - Hand-laid carbon fiber to upgrade your exterior styling - Enthusiast Bundles - Audi

Hand-laid carbon fiber to upgrade your exterior styling Don't See A Bundle You Want - Give Us A Call Or Chat - We Will Make One!

Brand:
Enthusiast Bundles - Corporate Logo
ES#:
5470749
Mfg#:
019196ECSEBKT
Ships on Nov 18, 2026
$1452.98 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Carbon Fiber Antenna Cover

ES#3191298 - 022696ECS01 - Carbon Fiber Antenna Cover - Add a unique, lightweight look to your ride - ECS - Audi

Add a unique, lightweight look to your ride 10X Entries Into Our F80 M3 Sweepstakes

Fits up to the 2012 model year

Brand:
ECS - Corporate Logo
ES#:
3191298
Mfg#:
022696ECS01
In Stock
ON SALE! SAVE 20%
$93.99

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

$75.19 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Seibon ER-Style Carbon Fiber Hood

ES#3010194 - HD9601AUA4ER - Seibon ER-Style Carbon Fiber Hood - Add style and remove weight from the front end of your Audi! - Seibon - Audi

Add style and remove weight from the front end of your Audi!

Brand:
Seibon - Corporate Logo
ES#:
3010194
Mfg#:
HD9601AUA4ER
Special Order: No Guaranteed ETA
$1181.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Carbon Fiber Hood

ES#3010155 - HD0910AUA4OE - Carbon Fiber Hood - Add style and remove weight from the front end of your Audi! - Seibon - Audi

Add style and remove weight from the front end of your Audi! Fits up to the 2012 model year only (Pre-facelift) - To be used with hood pins

Brand:
Seibon - Corporate Logo
ES#:
3010155
Mfg#:
HD0910AUA4OE
Special Order: No Guaranteed ETA
$1170.00 USD

Carbon Fiber Hood

ES#3010181 - HD1213AUA4OE - Carbon Fiber Hood - Add style and remove weight from the front end of your Audi! - Seibon - Audi

Add style and remove weight from the front end of your Audi! Fits from the 2013 model year only (Facelift) - To be used with hood pins

Brand:
Seibon - Corporate Logo
ES#:
3010181
Mfg#:
HD1213AUA4OE
Special Order: No Guaranteed ETA
$1170.00 USD
This product is lifetime replacement eligible Lifetime Replacement

Engine Street Shield Hardware Kit

ES#3468577 - 019207ECS02KT - Engine Street Shield Hardware Kit - Replacement hardware kit for your front location ECS Street Shield - ECS - Audi

Replacement hardware kit for your front location ECS Street Shield 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
3468577
Mfg#:
019207ECS02KT
In Stock
ON SALE! SAVE 25%
$90.99

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

$68.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

4cm New School Universal Fender Flares - Pair

ES#3478679 - NS4 - 4cm New School Universal Fender Flares - Pair - ABS plastic universal fender flares that add 4cm of width per side - Clinched - Audi BMW Volkswagen Mercedes Benz MINI Porsche

ABS plastic universal fender flares that add 4cm of width per side Includes required installation hardware and length of gasket

Brand:
Clinched - Corporate Logo
ES#:
3478679
Mfg#:
NS4
Special Order: No Guaranteed ETA
$210.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Seibon OE-Style Carbon Fiber Hood

ES#3010195 - HD9601AUA4OE - Seibon OE-Style Carbon Fiber Hood - Add style and remove weight from the front end of your Audi! - Seibon - Audi

Add style and remove weight from the front end of your Audi!

Brand:
Seibon - Corporate Logo
ES#:
3010195
Mfg#:
HD9601AUA4OE
Special Order: No Guaranteed ETA
$1028.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Carbon Fiber Grille Accent Set - Audi B9 A4/S4

ES#3420220 - 024314ECS01 - Carbon Fiber Grille Accent Set - Audi B9 A4/S4 - 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 up to 2019 model year with *pre-facelift* front bumpers

Brand:
ECS - Corporate Logo
ES#:
3420220
Mfg#:
024314ECS01
In Stock
ON SALE! SAVE 62%
$519.99

This product was last offered at the strikethrough price on
05-14-2026

$200.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Carbon Fiber Rear Valance w/Rear Splitter

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 up to the 2012 model year (pre-facelift)

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

More About Performance Exterior Parts & Upgrades

Make your car stand out with our catalog of exterior upgrades like spoilers, diffusers, side skirts, and more.

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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