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Audi Performance Exterior Parts & Upgrades

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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! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Fits pre-facelift B8 Non S-Line models only

Brand:
ECS - Corporate Logo
ES#:
4445776
Mfg#:
039684LA01-01
In Stock
ON SALE! SAVE 27%
$411.99

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

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

Audi 8V.5 (Facelift) 2017+ S3 / A3 S-Line Front Lip Spoiler - Gloss Black

ES#4753140 - 049243la01-01KT - Audi 8V.5 (Facelift) 2017+ S3 / A3 S-Line Front Lip Spoiler - Gloss Black - ECS in-house engineered to upgrade your 8V.5 exterior styling! - ECS - Audi

ECS in-house engineered to upgrade your 8V.5 exterior styling! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
For S-line (Facelift) from the 2017 model year only

Brand:
ECS - Corporate Logo
ES#:
4753140
Mfg#:
049243LA01-01KT
In Stock
ON SALE! SAVE 15%
$285.99

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

$242.50 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! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
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

$399.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Audi B8 A4/S4 Facelift Carbon Fiber Radiator Support Cover

ES#3435250 - 024714ECS01 - Audi B8 A4/S4 Facelift Carbon Fiber Radiator Support Cover - Carbon fiber, front and center! - ECS - Audi

Carbon fiber, front and center! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Fits Facelift models from the 2013 model year

Brand:
ECS - Corporate Logo
ES#:
3435250
Mfg#:
024714ECS01
Ships on Jul 22, 2026
Auto Notify
ON SALE! SAVE 15%
$410.99

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

$349.32 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Functional Aerodynamic Rear Wing Kit - Universal Fitment

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 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4509042
Mfg#:
013903LA
In Stock
ON SALE!
Starting at $1565.41 USD
Customize
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Carbon Fiber Mirror Cap Set - Audi B9 A4/A5/S4/S5

ES#3411932 - 024564ECS01 - Carbon Fiber Mirror Cap Set - Audi B9 A4/A5/S4/S5 - With Lane Change Assist - ECS - Audi

With Lane Change Assist affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

For vehicles with lane change assist

Brand:
ECS - Corporate Logo
ES#:
3411932
Mfg#:
024564ECS01
In Stock
ON SALE! SAVE 20%
$405.99

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

$324.47 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Audi B7 A4 Rear Diffuser - Gloss Black

ES#4057347 - 006118LA01 - Audi B7 A4 Rear Diffuser - Gloss Black - Add some aggressive styling to your Audi! - ECS - Audi

Add some aggressive styling to your Audi! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Fits sedan/avant models with dual exit/single tip exhaust

Brand:
ECS - Corporate Logo
ES#:
4057347
Mfg#:
006118LA01
In Stock
ON SALE! SAVE 25%
$356.99

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

$269.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Audi C7.5 S6 / A6 S-Line Front Lip Spoiler - Carbon Fiber

ES#4753129 - 049285la01-01KT - Audi C7.5 S6 / A6 S-Line Front Lip Spoiler - Carbon Fiber - ECS in-house engineered to upgrade your C7.5 exterior styling! - ECS - Audi

ECS in-house engineered to upgrade your C7.5 exterior styling! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Fits facelift models from 2016 model year
For S-Line models only

Brand:
ECS - Corporate Logo
ES#:
4753129
Mfg#:
049285LA01-01KT
In Stock
ON SALE!
$712.99

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

$677.34 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

ECS Tuning Ultimate Audi B8 Facelift Street Shield Kit

ES#3612455 - 003251ecs01KT1 - ECS Tuning Ultimate Audi B8 Facelift Street Shield Kit - Get the ultimate under body protection for your B8! - ECS - Audi

Get the ultimate under body protection for your B8! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Fits B8.5 chassis from the 2013 model year with manual and DSG transmissions only
Fits B8.5 chassis from the 2013 model year with manual and DSG transmissions only

Brand:
ECS - Corporate Logo
ES#:
3612455
Mfg#:
003251ECS01KT1
In Stock at Vendor
ON SALE! SAVE 10%
$1068.99

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

$962.04 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Audi B9 SQ5 Engine Street Shield Aluminum Skid Plate

ES#4151012 - 029161ECS02AKT - Audi B9 SQ5 Engine Street Shield Aluminum Skid Plate - Protect your vehicle's plastic oil pan with this .128" thick aluminum skid plate - ECS - Audi

Protect your vehicle's plastic oil pan with this .128" thick aluminum skid plate affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4151012
Mfg#:
029161ECS02AKT
In Stock
ON SALE! SAVE 20%
$397.99

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

$317.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Audi B7 A4 Front Lip Spoiler - Gloss Black

ES#4508939 - 012326laKT - Audi B7 A4 Front Lip Spoiler - Gloss Black - Add some aggressive styling to your Audi! - ECS - Audi

Add some aggressive styling to your Audi! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

For S-Line models only.

Brand:
ECS - Corporate Logo
ES#:
4508939
Mfg#:
012326LAKT
In Stock
ON SALE! SAVE 24%
$360.49

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

$275.00 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 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary 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 57%
$1029.99

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

$446.12 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Gloss Black Front Lip Spoiler - Audi B8 A4 Pre-Facelift Non S-Line

ES#4487662 - 012441la01KT - Gloss Black Front Lip Spoiler - Audi B8 A4 Pre-Facelift Non S-Line - Raise the level of style on your B8 A4 Non S-Line with the ECS Tuning gloss black front lip spoiler. - ECS - Audi

Raise the level of style on your B8 A4 Non S-Line with the ECS Tuning gloss black front lip spoiler. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Pre-Facelift Non S-Line Bumpers Only (2009-2012)

Brand:
ECS - Corporate Logo
ES#:
4487662
Mfg#:
012441LA01KT
In Stock
ON SALE! SAVE 22%
$352.25

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

$275.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

C8 RS6 / RS7 / S6 / S7 Street Shield Skid Plate

ES#4840411 - 044137la01KT - C8 RS6 / RS7 / S6 / S7 Street Shield Skid Plate - Protect vital drivetrain and chassis components from costly damage with a durable 3.3mm aluminum skid plate! - ECS - Audi

Protect vital drivetrain and chassis components from costly damage with a durable 3.3mm aluminum skid plate! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4840411
Mfg#:
044137LA01KT
In Stock
ON SALE! SAVE 15%
$664.99

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

$565.24 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Audi B8.5 A5 S-Line / S5 Grille Accent Set - Gloss Black

ES#4028198 - 028803ECS01 - Audi B8.5 A5 S-Line / S5 Grille Accent Set - Gloss Black - Upgrade your exterior styling - ECS - Audi

Upgrade your exterior styling affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Fits facelift models only

Brand:
ECS - Corporate Logo
ES#:
4028198
Mfg#:
028803ECS01
In Stock
ON SALE! SAVE 25%
$239.99

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

$179.98 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Audi B9 A5 S-Line/S5 Front Lip - Gloss Black

ES#4390751 - 011998la01KT - Audi B9 A5 S-Line/S5 Front Lip - Gloss Black - Upgrade your exterior styling! - ECS - Audi

Upgrade your exterior styling! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Fits S-Line, Pre-facelift models only

Brand:
ECS - Corporate Logo
ES#:
4390751
Mfg#:
011998LA01KT
In Stock
ON SALE! SAVE 27%
$379.03

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

$275.00 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.

Other Audi Performance Exterior Parts & Upgrades

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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