For substantial power gains, improved exhaust flow and a more throaty sound!
For substantial power gains, improved exhaust flow and a more throaty sound!
Unleash the hidden power in your vehicle to get instant feedback & response!
Upgrade your exterior look
10X Entries Into Our F80 M3 Sweepstakes
For vehicles with lane change assist from the 2010 model year
This product was last offered at the strikethrough price on
07-15-2026
Add horsepower, torque, sound, and throttle response to your B8/B8.5 S4!
Buy Integrated Engineering Software from 9/3/26 - 9/30/26 for a chance to win your Software for FREE!
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
This product was last offered at the strikethrough price on
06-13-2026
Upgrade your exterior look
10X Entries Into Our F80 M3 Sweepstakes
For vehicles without lane change assist from the 2010 model year
Lightweight rotors weighing 19lbs each!
2X Entries Into Our F80 M3 Sweepstakes
IE's HPFP internals upgrade kit for the Audi 3.0TFSI Supercharged engines is perfect for the DIY user looking to upgrade their factory-equipped HPFP pump body with new higher flowing internals
Buy Integrated Engineering Software from 9/3/26 - 9/30/26 for a chance to win your Software for FREE!
Includes lower control arms, upper adjustable control arms, M14 ball joints and all necessary hardware.
2X Entries Into Our F80 M3 Sweepstakes
For vehicles with M14 ball joints
Make wheel changes faster and easier
10X Entries Into Our F80 M3 Sweepstakes
For use with conical seat wheels and up to 20mm spacers only
This product was last offered at the strikethrough price on
06-13-2026
Change out your ECS Tuning B8/8.5 S4/S5 or B9 A4/S4 Valved Exhaust from resonated to non-resonated!
10X Entries Into Our F80 M3 Sweepstakes
This product was last offered at the strikethrough price on
06-13-2026
Gains of up to +14.2 horsepower with an additional +22 Nm of torque with a legendary exhaust note!
Race inspired performance, NDX formula provides a great initial bite
2X Entries Into Our F80 M3 Sweepstakes
Our Red Kevlar accessory Belts are both an aesthetic improvement and a performance alternative to a traditional belt.
10X Entries Into Our F80 M3 Sweepstakes
Correct your bump steer with ECS Tuning Adjustable Tie Rods
10X Entries Into Our F80 M3 Sweepstakes
Replace your rotors with 2-piece rotors from Giro Disc.