Call Us330-331-2003 ChatLive Chat Text Us!
0
Sales & Specials
Enter Your Vehicle
garage-red
Your Vehicle Audi B8/B8.5 A4 Quattro 2.0T

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

Sort By
Filter By
Return to Top
ES#2177180 - 6-ECS-015 -  Wheel Spacer & Bolt Kit - 5mm With Ball Seat Bolts - Get the right size wheel spacer for your Audi - ECS - Audi

Get the right size wheel spacer for your Audi 10X Entries Into Our F80 M3 Sweepstakes 10X Entries For Our Spin To Win Sweepstakes!
Fits OEM wheels, or wheels that use OEM ball seat wheel bolts

Brand:
ECS - Corporate Logo
ES#:
2177180
Mfg#:
6-ECS-015
Ships on Dec 3, 2026
ON SALE! SAVE 35%
$156.99

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

$102.04 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2992471 - CTSHW049 - Diverter Valve Block Off Plate - Commonly used for running aftermarket diverter and blow off valves - CTS - Audi Volkswagen

Commonly used for running aftermarket diverter and blow off valves

Brand:
CTS - Corporate Logo
ES#:
2992471
Mfg#:
CTSHW049
In Stock
ON SALE! SAVE 15%
$29.99

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

$25.49 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Required software to properly upgrade to a K04 turbocharger Call In Or Chat For Best Price! 5X Entries For Our Spin To Win Sweepstakes!
This upgrade must be performed at ECS Tuning's facility in Ohio.
This upgrade can only be performed with the car present at our facility.

Brand:
APR - Corporate Logo
ES#:
2918065
Mfg#:
DPP20TK04PS
In Stock
$599.99 USD
This product is lifetime replacement eligible Lifetime Replacement
ES#3173709 - 021615ECS01A -  Carbon Fiber Trunk Spoiler - Audi B8 A4 - 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 without an integrated trunk spoiler from the 2013 model year

Brand:
ECS - Corporate Logo
ES#:
3173709
Mfg#:
021615ECS01A
In Stock
ON SALE! SAVE 52%
$619.99

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

$299.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2538524 - 2455668 - DR Series Wheel Spacers - 12mm (1 Pair) - Get a new set of spacers and widen the stance of your vehicle - H&R - Audi MINI Porsche

Get a new set of spacers and widen the stance of your vehicle 5X Entries For Our Spin To Win Sweepstakes!
We Price Match - Give Us A Call or Chat!
Maximum factory hub height of up to 13.5mm. Inside wheel bevel = 4.0 x 45 degrees

Brand:
H&R - Corporate Logo
ES#:
2538524
Mfg#:
2455668
In Stock
10% off MSRP

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

$109.99

This product was last offered at the strikethrough price on
10-01-2026

$98.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4691182 - 047330LA01KT - B8/B8.5 A4/S4 Lowering Springs & Installation Kit - Dramatically improve looks and handling with and average lowering up to 1.6" front and rear. Paired with ECS Tuning Cup Kit Installation Kit. - Assembled By ECS - Audi

Dramatically improve looks and handling with and average lowering up to 1.6" front and rear. Paired with ECS Tuning Cup Kit Installation Kit. 10X Entries Into Our F80 M3 Sweepstakes 10X Entries For Our Spin To Win Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
4691182
Mfg#:
047330LA01KT
In Stock
ON SALE! SAVE 10%
$658.99

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

$592.62 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3568766 - 82451221KT - Special Active Shocks & Struts Kit - Superior handling without compromising ride quality - Koni - Audi

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

Brand:
Koni - Corporate Logo
ES#:
3568766
Mfg#:
82451221KT
Ships in 5 Business Days
ON SALE! SAVE 20%
$740.99

This product was last offered at the strikethrough price on
08-14-2026

$591.87 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2966690 - 034-505-2019 - Billet Aluminum Rear Differential Mount Upgrade - Installation is very simple, can be performed in minutes, and is completely reversible. - 034Motorsport - Audi

Installation is very simple, can be performed in minutes, and is completely reversible. 2X Entries Into Our F80 M3 Sweepstakes 2X Entries For Our Spin To Win Sweepstakes!

Brand:
034Motorsport - Corporate Logo
ES#:
2966690
Mfg#:
034-505-2019
Ships in 2 Business Days
$117.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4876133 - 051610LAEBKT - B8 A4 Single-Exit Gloss Black Diffuser & Gloss Black Trunk Spoiler - Unlock aggressive aesthetics with a full exterior styling package! Direct fit for your Pre-Facelift B8 A4 S-Line. - Enthusiast Bundles - Audi

Unlock aggressive aesthetics with a full exterior styling package! Direct fit for your Pre-Facelift B8 A4 S-Line. Don't See A Bundle You Want - Give Us A Call Or Chat - We Will Make One!

Brand:
Enthusiast Bundles - Corporate Logo
ES#:
4876133
Mfg#:
051610LAEBKT
In Stock
$581.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3569430 - 023419ECS01-05 - B8 A4/S4 Race Tow Strap - Red - Look great on the track or street! - ECS - Audi

Look great on the track or street! 10X Entries Into Our F80 M3 Sweepstakes 10X Entries For Our Spin To Win Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3569430
Mfg#:
023419ECS01-05
In Stock
ON SALE!
$118.99

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

$115.42 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2568314 - 6-ECS-018 -  Wheel Spacer & Bolt Kit - 8mm With Conical Seat Bolts - Complete kit for two wheels, comes with everything you need to install spacers on your aftermarket wheels - ECS - Audi

Complete kit for two wheels, comes with everything you need to install spacers on your aftermarket wheels 10X Entries Into Our F80 M3 Sweepstakes 10X Entries For Our Spin To Win Sweepstakes!
Fits most aftermarket wheels that use conical seat wheel bolts

Brand:
ECS - Corporate Logo
ES#:
2568314
Mfg#:
6-ECS-018
In Stock
ON SALE! SAVE 15%
$134.99

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

$114.74 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3147457 - 9263K129 - Turbo Muffler Delete Pipe Adapter O-ring - Priced Each - Replacement O-ring for ECS Turbo Muffler Delete Pipe - ECS - Audi Volkswagen

Replacement O-ring for ECS Turbo Muffler Delete Pipe 10X Entries Into Our F80 M3 Sweepstakes 10X Entries For Our Spin To Win Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3147457
Mfg#:
9263K129
In Stock
ON SALE! SAVE 40%
$23.99

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

$14.39 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3970173 - 034-603-0010 - Billet Aluminum Front Strut Brace  - Designed to limit lateral deflection from the strut towers and improve handling performance without sacrificing ride quality - 034Motorsport - Audi

Designed to limit lateral deflection from the strut towers and improve handling performance without sacrificing ride quality 2X Entries Into Our F80 M3 Sweepstakes 2X Entries For Our Spin To Win Sweepstakes!

Brand:
034Motorsport - Corporate Logo
ES#:
3970173
Mfg#:
034-603-0010
Ships in 2 Business Days
$554.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Includes everything you need to install spacers on two wheels Fits most aftermarket wheels that use conical seat wheel bolts

Brand:
Emmanuele Design - Corporate Logo
ES#:
4430382
Mfg#:
EMDSPACER10665CB
In Stock at Vendor
$110.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4339428 - 917784 - RaceChip GTS With App Control - Get up to +60 hp and +63 lb-ft through a safe and easy to use app-controlled tuning module from RaceChip - Race Chip - Audi

Get up to +60 hp and +63 lb-ft through a safe and easy to use app-controlled tuning module from RaceChip For vehicles from the 2014 model year only

Brand:
Race Chip - Corporate Logo
ES#:
4339428
Mfg#:
917784
Ships on Dec 7, 2026
$549.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Performance Parts & Upgrades

All the performance upgrade options from the best brands in the business to help build your dreams. Our performance parts catalog is the largest anywhere and constantly growing to keep your build on track.

ECS Tuning is not affiliated with any automobile manufacturers.
Manufacturer names and/or part numbers are used only for identification purposes.

Terms of Use Privacy Policy Your Privacy Choices Cookie Policy ECS Tuning is part of Enthusiast Auto Holdings