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Audi A4 Performance Parts & Upgrades

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ES#3979096 - 102100BM - V1 Series Coilover Kit - Variant 1 coilovers offer the best balance between sporty driving and comfort - KW Suspension - Audi

Variant 1 coilovers offer the best balance between sporty driving and comfort For models without factory Electronic Damping Control - For models with 48.5mm front strut body. Range of lowering is 1.2-2.2" in the front and 1.4-2.4" in the rear.

Brand:
KW Suspension - Corporate Logo
ES#:
3979096
Mfg#:
102100BM
Back Ordered
$2254.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3979094 - 102100bh - V1 Series Coilover Kit - Variant 1 coilovers offer the best balance between sporty driving and comfort - KW Suspension - Audi

Variant 1 coilovers offer the best balance between sporty driving and comfort For models without factory Electronic Damping Control - For models with 50mm front strut body. Range of lowering is 1.2-2.2" in the front and 1.4-2.4" in the rear.

Brand:
KW Suspension - Corporate Logo
ES#:
3979094
Mfg#:
102100BH
Back Ordered
$2254.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4766229 - VTT-OBD-LOCK - VTT OBD-LOCK ODB Port Locking Tool - Prevent Dealerships From Re-Flashing Your Car Against Your Wishes! - Vargas Turbo Technologies - Audi BMW Volkswagen Mercedes Benz Porsche

Prevent Dealerships From Re-Flashing Your Car Against Your Wishes! 2X Entries Into Our F80 M3 Sweepstakes
For Vehicles Produced After 1995

Brand:
Vargas Turbo Technologies - Corporate Logo
ES#:
4766229
Mfg#:
VTT-OBD-LOCK
In Stock
$97.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3714265 - 026305ECS02 - Audi B8 Adjustable Clutch Pedal Stop - Revolutionize your driving experience with our in-house designed Adjustable Clutch Pedal Stop! - ECS - Audi

Revolutionize your driving experience with our in-house designed Adjustable Clutch Pedal Stop! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
3714265
Mfg#:
026305ECS02
In Stock
ON SALE! SAVE 20%
$43.99

This product was last offered at the strikethrough price on
06-13-2026

$35.19 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4381925 - 034-603-0030 - X-Clear Driveshaft Tunnel Brace  - Allows for a larger diameter exhaust to be installed without causing excessive rattling or vibration. - 034Motorsport - Audi

Allows for a larger diameter exhaust to be installed without causing excessive rattling or vibration. 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
4381925
Mfg#:
034-603-0030
In Stock
$140.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3701664 - 140-14591 - Combination Parking Brake Caliper Rear Brake Kit  - Features 12.19" slotted rotors & black calipers - Provides balanced brake performance and style to compliment front big brake kits! - Wilwood - Audi

Features 12.19" slotted rotors & black calipers - Provides balanced brake performance and style to compliment front big brake kits!

Brand:
Wilwood - Corporate Logo
ES#:
3701664
Mfg#:
140-14591
In Stock
$1114.99 USD
ES#3432394 - 034-106-7028 -  034Motorsport Billet Fuel Rail Upgrade Kit - Includes billet fuel rail, billet FPR adapter, hardware, and hoses for a simple drop-in installation - 034Motorsport - Audi Volkswagen

Includes billet fuel rail, billet FPR adapter, hardware, and hoses for a simple drop-in installation 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
3432394
Mfg#:
034-106-7028
In Stock
$318.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4739071 - EP24-1322 - Front EP24 "Enthusiast Performance" Brake Pad Set (With Sensor) - This enthusiast-developed high-performance street and light track pad offers an ideal solution for the spirited commuter and weekend autocross driver alike. - ECS - Audi

This enthusiast-developed high-performance street and light track pad offers an ideal solution for the spirited commuter and weekend autocross driver alike. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
4739071
Mfg#:
EP24-1322
In Stock
ON SALE! SAVE 25%
$184.99

This product was last offered at the strikethrough price on
06-13-2026

$138.74 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4920295 - 045960LA03KT - 1.8T Billet Aluminum Fuel Injector Cup Replacement Kit - Upgrade to heavy-duty billet aluminum construction for maximum durability! - ECS - Audi Volkswagen

Upgrade to heavy-duty billet aluminum construction for maximum durability! 10X Entries Into Our F80 M3 Sweepstakes
For Vehicles with Engine Codes ATW and AWM.

Brand:
ECS - Corporate Logo
ES#:
4920295
Mfg#:
045960LA03KT
Back Ordered
ON SALE! SAVE 20%
$172.99

This product was last offered at the strikethrough price on
06-13-2026

$138.39 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement
ES#4159848 - B9A4SEMIRESONATE - Cat-Back Exhaust - Semi Resonated - 2.76" stainless steel with your choice of tip style - Milltek Sport - Audi

2.76" stainless steel with your choice of tip style

Brand:
Milltek Sport - Corporate Logo
ES#:
4159848
Mfg#:
B9A4SEMIRESONATE
Ships on Nov 27, 2026
Starting at $2213.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4505757 - 034-106-Z056 - High Pressure Fuel Pump Tool - Designed to make the disassembly and reassembly of the high pressure fuel pump a breeze! - 034Motorsport - Audi

Designed to make the disassembly and reassembly of the high pressure fuel pump a breeze! 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
4505757
Mfg#:
034-106-Z056
In Stock
$28.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3969787 - CTS-BOSS-B8KIT - CTS Turbo B8/B8.5 2.0T BOSS 500 Turbo Kit - GTX2867R - A big turbo kit that is truly bolt-on! - This kit replaces the factory turbo and is made to work with most of your installed parts - CTS - Audi

A big turbo kit that is truly bolt-on! - This kit replaces the factory turbo and is made to work with most of your installed parts *Does not include fueling, charge pipe setup, or tuning - Proper software is required*

Brand:
CTS - Corporate Logo
ES#:
3969787
Mfg#:
CTS-BOSS-B8KIT
Special Order: No Guaranteed ETA
ON SALE! SAVE 15%
$2599.99

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

$2209.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#240272 - 29092-1 - Street Performance Coilover System - Fixed Damping - Unrivaled comfort and performance - Average lowering of 1.0"-2.2"F 1.0"-2.2"R. - H&R - Audi

Unrivaled comfort and performance - Average lowering of 1.0"-2.2"F 1.0"-2.2"R. We Price Match - Give Us A Call or Chat!
For Sedan models only. Vehicles equipped with Electronic Damping Control (EDC) will lose shock damping and receive a system error code with coilover systems.

Brand:
H&R - Corporate Logo
ES#:
240272
Mfg#:
29092-1
Ships in 4 Business Days
10% off MSRP

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

$2450.00

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

$2205.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

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