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Audi A4 Performance Parts & Upgrades

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Racingline Billet Body Brace

ES#3570410 - VWR814100 - Racingline Billet Body Brace - Sharpen up your B9 Audi's handling response and steering feel! - Racingline - Audi

Sharpen up your B9 Audi's handling response and steering feel!

Brand:
Racingline - Corporate Logo
ES#:
3570410
Mfg#:
VWR814100
Ships in 5 Business Days
ON SALE! SAVE 10%
$558.99

This product was last offered at the strikethrough price on
09-18-2026

$502.78 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

(2017+) B9 A4/A5 2.0T Kohlefaser Luft-Technik Intake System

ES#3143733 - 019183ECS01 - (2017+) B9 A4/A5 2.0T Kohlefaser Luft-Technik Intake System - Engineered for dyno proven performance and show quality looks! - ECS - Audi

Engineered for dyno proven performance and show quality looks! 10X Entries Into Our F80 M3 Sweepstakes
Does not fit models equipped with a MAF sensor (DBPA or DPAA engine codes) - Please verify prior to order

Brand:
ECS - Corporate Logo
ES#:
3143733
Mfg#:
019183ECS01
Ships on Dec 4, 2026
$1003.99 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 s-line models 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

Inverted-Damper Performance Coilover System - Audi B8/B8.5

ES#4900307 - 026116LA01 - Inverted-Damper Performance Coilover System - Audi B8/B8.5 - Increases rigidity and reduces flex under cornering and braking loads - ECS - Audi

Increases rigidity and reduces flex under cornering and braking loads 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
4900307
Mfg#:
026116LA01
In Stock
ON SALE! SAVE 23%
$1299.99

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

$999.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Audi B8 A4 2.0T Single Exit Resonated Valved Cat Back Exhaust System & Luft-Technik Intake System

ES#4879787 - 049033ECSRSKT - Audi B8 A4 2.0T Single Exit Resonated Valved Cat Back Exhaust System & Luft-Technik Intake System - Transform the sound and performance of your vehicle with a RESONATED cat-back and a Luft-Technik Intake System - Enthusiast Bundles - Audi

Transform the sound and performance of your vehicle with a RESONATED cat-back and a Luft-Technik Intake System Don't See A Bundle You Want - Give Us A Call Or Chat - We Will Make One!

Brand:
Enthusiast Bundles - Corporate Logo
ES#:
4879787
Mfg#:
049033ECSRSKT
Ships in 1 Business Day
ON SALE! SAVE 26%
$1349.95

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

$999.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Front Big Brake Kit - stage 1 - Plain Rotors (312x25)

ES#89 - B5A8BBKNPAPLNKT - Front Big Brake Kit - stage 1 - Plain Rotors (312x25) - Upgrade your stopping power with larger diameter rotors - Assembled By ECS - Audi Volkswagen

Upgrade your stopping power with larger diameter rotors 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
89
Mfg#:
B5A8BBKNPAPLNKT
Ships on Feb 19, 2027
ON SALE! SAVE 13%
$383.64

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

$333.13 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

EU Series Coilover

Prioritizing ride comfort for those seeking to increase the vehicle's exterior aesthetics while retaining a nice ride. For vehicles equipped with 53mm lower strut diameters, Vehicles equipped with DDC

Brand:
Megan Racing - Corporate Logo
ES#:
4831058
Mfg#:
MR-CDK-AA517-53-
Ships in 4 Business Days
$999.00 USD

RaceChip GTS

ES#4339427 - 917783 - RaceChip GTS - Get up to +60 hp and +63 lb-ft through a safe and easy to use tuning module from RaceChip - Race Chip - Audi

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

Brand:
Race Chip - Corporate Logo
ES#:
4339427
Mfg#:
917783
Ships in 5 Business Days
$499.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Adjustable Rear Sway Bar End Links - Pair

ES#2864590 - 034-402-4005 - Adjustable Rear Sway Bar End Links - Pair - Replace your flimsy, sloppy OEM sway bar end links with these performance engineered adjustable spherical endlinks - 034Motorsport - Audi

Replace your flimsy, sloppy OEM sway bar end links with these performance engineered adjustable spherical endlinks 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
2864590
Mfg#:
034-402-4005
Ships in 2 Business Days
$248.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Density Line Adjustable Rear Toe Links

ES#3236103 - 034-407-1001 - Density Line Adjustable Rear Toe Links - Allows for precision alignment and the ability to reduce tire wear on lowered vehicles! - 034Motorsport - Audi

Allows for precision alignment and the ability to reduce tire wear on lowered vehicles! 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
3236103
Mfg#:
034-407-1001
In Stock
$330.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

JHM Solid Short Throw Shifter

ES#4044971 - JHM-STS-B9A4 - JHM Solid Short Throw Shifter - If you desire the ultimate in shifting, the JH Motorsports B9 A4 Solid Short Throw Shifter is the perfect solution! - JH Motorsports - Audi

If you desire the ultimate in shifting, the JH Motorsports B9 A4 Solid Short Throw Shifter is the perfect solution!

Brand:
JH Motorsports - Corporate Logo
ES#:
4044971
Mfg#:
JHM-STS-B9A4
Ships in 2 Business Days
$329.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Sport-Tech Suspension Kit

ES#3020319 - 80026 - Sport-Tech Suspension Kit - Feature perfectly matched springs and dampers to ensure the best possible handling after installation - Suspension Techniques - Audi

Feature perfectly matched springs and dampers to ensure the best possible handling after installation Average lowering of 1.0" front and rear - Fits sedan models only

Brand:
Suspension Techniques - Corporate Logo
ES#:
3020319
Mfg#:
80026
Back Ordered
$989.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

EMD Wheel Spacers - 10mm (Pair)

ES#4042988 - EMD-SPACER-10571 - EMD Wheel Spacers - 10mm (Pair) - Exclusively built for your 57.1mm centerbore VW/Audi - Emmanuele Design - Audi Volkswagen

Exclusively built for your 57.1mm centerbore VW/Audi

Brand:
Emmanuele Design - Corporate Logo
ES#:
4042988
Mfg#:
EMD-SPACER-10571
In Stock
$70.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Front GD Sport Rotors - Pair (338X30mm)

ES#4213640 - GD2026 - Front GD Sport Rotors - Pair (338X30mm) - Upgrade to a slotted/dimpled rotor for improved braking - EBC - Audi

Upgrade to a slotted/dimpled rotor for improved braking 2X Entries Into Our F80 M3 Sweepstakes

Brand:
EBC - Corporate Logo
ES#:
4213640
Mfg#:
GD2026
In Stock at Vendor
5% off MSRP

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

$513.99

This product was last offered at the strikethrough price on
09-20-2026

$487.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

BFI Wheel Spacers - 15mm (Pair)

ES#3575936 - SP90CGB - BFI Wheel Spacers - 15mm (Pair) - Exclusively built for your 57.1mm centerbore VW/Audi. Black Anodized - Black Forest Industries - Audi Volkswagen

Exclusively built for your 57.1mm centerbore VW/Audi. Black Anodized

Brand:
Black Forest Industries - Corporate Logo
ES#:
3575936
Mfg#:
SP90CGB
In Stock at Vendor
$74.99 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.

Let us help you find the parts that fit your Audi

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