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Audi S4 Lips, Spoilers & Side Skirts

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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 10X Entries For Our Spin To Win 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 43%
$1050.99

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

$599.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4732001 - DO0RBUSTER9KT - Audi B8.5 S4 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 facelift B8.5 (2013+) models only

Brand:
Doorbusters - Corporate Logo
ES#:
4732001
Mfg#:
DO0RBUSTER9KT
In Stock
ON SALE! SAVE 59%
$721.98

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#3046047 - 013875ECS01A - Carbon Fiber Front Lip Spoiler - Audi B8.5 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 10X Entries For Our Spin To Win Sweepstakes!

For vehicles from the 2013 model year (Facelift)

Brand:
ECS - Corporate Logo
ES#:
3046047
Mfg#:
013875ECS01A
In Stock
ON SALE! SAVE 20%
$999.99

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

$799.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3713982 - 028446ECS01 - Audi B8/B8.5 A4/S4 Rear Window Spoiler - Gloss Black - Add subtle styling to complete the look! - ECS - Audi

Add subtle styling to complete the look! 10X Entries Into Our F80 M3 Sweepstakes 10X Entries For Our Spin To Win Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3713982
Mfg#:
028446ECS01
In Stock
ON SALE! SAVE 20%
$201.99

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

$161.59 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2996602 - 013868ECS01A - Carbon Fiber Trunk Spoiler - Audi B8 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 10X Entries For Our Spin To Win Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
2996602
Mfg#:
013868ECS01A
In Stock
ON SALE! SAVE 10%
$638.99

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

$575.09 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4490851 - 018359ECS01-02 - Audi B8.5 S4 / A4 S-Line Forged Carbon Fiber Rear Diffuser - Hand-laid chopped carbon fiber to upgrade your exterior styling - ECS - Audi

Hand-laid chopped carbon fiber to upgrade your exterior styling 10X Entries Into Our F80 M3 Sweepstakes 10X Entries For Our Spin To Win Sweepstakes!

From the 2013 model year

Brand:
ECS - Corporate Logo
ES#:
4490851
Mfg#:
018359ECS01-02
In Stock
ON SALE! SAVE 31%
$1018.99

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#4509042 - 013903LA - Functional Aerodynamic Rear Wing Kit - Universal Fitment - Maximize rear tire contact with our in-house engineered, adjustable Carbon Fiber Rear Wing - ECS - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Maximize rear tire contact with our in-house engineered, adjustable Carbon Fiber Rear Wing 10X Entries Into Our F80 M3 Sweepstakes 10X Entries For Our Spin To Win Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4509042
Mfg#:
013903LA
In Stock
ON SALE!
Starting at $1584.68 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!

Up to the 2012 model year

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#4490853 - 013875ECS01-02 - Audi B8.5 S4 / A4 S-Line Forged Carbon Fiber Front Lip - Hand-laid chopped carbon fiber to upgrade your exterior styling - ECS - Audi

Hand-laid chopped carbon fiber to upgrade your exterior styling 10X Entries Into Our F80 M3 Sweepstakes 10X Entries For Our Spin To Win Sweepstakes!

For vehicles from the 2013 model year (Facelift)

Brand:
ECS - Corporate Logo
ES#:
4490853
Mfg#:
013875ECS01-02
In Stock
ON SALE! SAVE 38%
$959.99

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

$599.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#5446812 - 013868ECS0102CKT - Audi B8.5 S4 Facelift Forged Carbon Front Lip & Rear Diffuser - Hand-laid chopped carbon fiber to upgrade your exterior styling! - Enthusiast Bundles - Audi

Hand-laid chopped carbon fiber to upgrade your exterior styling! Don't See A Bundle You Want - Give Us A Call Or Chat - We Will Make One!
Save an additional $100 when you bundle our Forged Carbon Front Lip AND Rear Diffuser!

Brand:
Enthusiast Bundles - Corporate Logo
ES#:
5446812
Mfg#:
013868ECS0102CKT
In Stock
$1978.98 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4039668 - 001215LA01 - Audi B7 A4 S-Line / S4 Trunk Spoiler - 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 Sedan models only

Brand:
ECS - Corporate Logo
ES#:
4039668
Mfg#:
001215LA01
In Stock
ON SALE! SAVE 25%
$226.99

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

$170.99 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 models only

Brand:
Enthusiast Bundles - Corporate Logo
ES#:
4751215
Mfg#:
026861ECS01EB2KT
In Stock
$748.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3170969 - 006364ECS01A -  Carbon Fiber Front Lip Spoiler - Audi B8 A4 S-Line/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 10X Entries For Our Spin To Win Sweepstakes!

Up to the 2012 model year (Pre-Facelift)

Brand:
ECS - Corporate Logo
ES#:
3170969
Mfg#:
006364ECS01A
Ships on Mar 1, 2027
ON SALE! SAVE 15%
$874.99

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

$743.74 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

More About Lips, Spoilers & Side Skirts

Give your car a much-needed visual improvement with our selection of in-house designed front lips, side skirts, and rear spoilers, or choose from our industry-leading catalog of performance exterior upgrade companies you know and love.

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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