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Audi B8/B8.5 A4 Quattro 2.0T Performance Parts & Upgrades

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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!

Fits S-Line bumpers 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#3514868 - JB4-SPWCK-F - JB4 Bluetooth Wireless Connect Kit - Pinned Power Wire - Wirelessly connect your JB4 to your phone! - Burger Motorsports - Audi BMW Volkswagen Mercedes Benz

Wirelessly connect your JB4 to your phone! For JB4 systems produced 2017 and later. Please check board diagrams to properly identify your JB4 before ordering.

Brand:
Burger Motorsports - Corporate Logo
ES#:
3514868
Mfg#:
JB4-SPWCK-F
In Stock
$159.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3560586 - 80451265 - Rear Special Active Shock Absorber - Priced Each - Superior handling without compromising ride quality - Koni - Audi

Superior handling without compromising ride quality For vehicles with S-line suspension

Brand:
Koni - Corporate Logo
ES#:
3560586
Mfg#:
80451265
In Stock
ON SALE! SAVE 21%
$161.99

This product was last offered at the strikethrough price on
08-25-2026

$128.62 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3569140 - 023780ECS01-01 - Billet Tunnel Brace - Black - Audi B8/Porsche Macan - Replace your small and weak stamped brace with heavy-duty billet aluminum! - ECS - Audi Porsche

Replace your small and weak stamped brace with heavy-duty billet aluminum! 10X Entries Into Our F80 M3 Sweepstakes 10X Entries For Our Spin To Win Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3569140
Mfg#:
023780ECS01-01
In Stock
ON SALE! SAVE 25%
$174.99

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

$131.24 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
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! 10X Entries Into Our F80 M3 Sweepstakes 10X Entries For Our Spin To Win Sweepstakes!

Fits Facelift models from the 2013 model year

Brand:
ECS - Corporate Logo
ES#:
3435250
Mfg#:
024714ECS01
In Stock
ON SALE! SAVE 25%
$419.99

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

$314.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4056953 - 13210075 -  ST X Performance Coilover System - Fixed Damping - Set your vehicle low and tight for optimal performance. - Suspension Techniques - Audi

Set your vehicle low and tight for optimal performance. Sedan Models Only - Average lowering of 1.0'' to 2.2'' front and 1.0" to 2.0" rear - Vehicles equipped with Electronic Damping Control (EDC) will lose shock dampening and receive a system error code with coilover systems

Brand:
Suspension Techniques - Corporate Logo
ES#:
4056953
Mfg#:
13210075
In Stock at Vendor
$1089.00 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!

For vehicles with an integrated trunk spoiler

Brand:
ECS - Corporate Logo
ES#:
2996602
Mfg#:
013868ECS01A
In Stock
ON SALE! SAVE 15%
$638.99

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

$543.14 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#2951864 - CTS-EXH-TDP-0005 - 3" Downpipe - T304 Stainless down pipe that installs directly after the factory catalytic converter - CTS - Audi

T304 Stainless down pipe that installs directly after the factory catalytic converter

Brand:
CTS - Corporate Logo
ES#:
2951864
Mfg#:
CTS-EXH-TDP-0005
Ships in 7 Business Days
ON SALE! SAVE 15%
$399.99

This product was last offered at the strikethrough price on
09-29-2026

$339.99 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 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#4220368 - 004802la01aKT - Billet X-Brace - Black - Audi B8.5/Porsche Macan - Improve steering feel and handling! - ECS - Audi Porsche

Improve steering feel and handling! 10X Entries Into Our F80 M3 Sweepstakes 10X Entries For Our Spin To Win Sweepstakes!

Fits Facelift models from the 2013 model year.

Brand:
ECS - Corporate Logo
ES#:
4220368
Mfg#:
004802LA01AKT
Ships in 6 Business Days
ON SALE! SAVE 35%
$560.99

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

$364.64 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4315808 - 008184LA01 - Audi B8/B8.5 Luft-Technik Intake Air Scoop v2 - Extends farther down behind the grille to direct more air to the intake system - ECS - Audi

Extends farther down behind the grille to direct more air to the intake system 10X Entries Into Our F80 M3 Sweepstakes 10X Entries For Our Spin To Win Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4315808
Mfg#:
008184LA01
In Stock
ON SALE! SAVE 10%
$141.99

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

$127.79 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2707642 - 000672ECS01A -  Silicone Turbo Inlet Hose - Audi B8 A4/A5 2.0T - Flexible silicone smooths the intake tract & hinders collapsing. The ultimate in durability! - ECS - Audi

Flexible silicone smooths the intake tract & hinders collapsing. The ultimate in durability! 10X Entries Into Our F80 M3 Sweepstakes 10X Entries For Our Spin To Win Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
2707642
Mfg#:
000672ECS01A
In Stock
ON SALE! SAVE 40%
$106.99

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

$64.19 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4046142 - STS-B8AS4AS5 - JHM Solid Short Throw Shifter  - If you desire the ultimate in shifting, the JH Motorsports B8 A4/A5/S4 and S5 Solid Short Throw Shifter is the perfect solution! - JH Motorsports  - Audi

If you desire the ultimate in shifting, the JH Motorsports B8 A4/A5/S4 and S5 Solid Short Throw Shifter is the perfect solution!

Brand:
JH Motorsports  - Corporate Logo
ES#:
4046142
Mfg#:
STS-B8AS4AS5
In Stock
$299.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2842154 - 004113ECS01A - Adjustable Short Throw Shifter - Find your perfect setting with 4 steps of throw reduction - ECS - Audi

Find your perfect setting with 4 steps of throw reduction 10X Entries Into Our F80 M3 Sweepstakes 10X Entries For Our Spin To Win Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
2842154
Mfg#:
004113ECS01A
In Stock
ON SALE!
$471.99

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

$448.39 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

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