Direct replacement from the fuel pump on the passenger side of the car to an aftermarket MPI system.
Direct replacement from the fuel pump on the passenger side of the car to an aftermarket MPI system.
Smooths the intake tract & provides unimpeded airflow
Replace the factory turbo muffler with a straight, uninterrupted billet aluminum delete
Enhance your driving experience by filling the bushing void.
The worlds smallest universal regulator! Comes pre-set within precision tolerance to eliminate guesswork setting target pressure!
The worlds smallest universal regulator! Comes pre-set within precision tolerance to eliminate guesswork setting target pressure!
Replacement for RS3I-FL4, RS3I-02, A4B9-01 Leyo intake systems.
Replacement springs for JHM 6 speed shifters.
All 6-speed JHM shifters (does not fit any non JHM shifters)
Pre-cut DEI Reflect-a-Gold to apply directly to your new Kohlefaser Luft-Technik Intake System
10X Entries For Our 25th Anniversary Sweepstakes!
For use with the B9 ECS Tuning Kohlefaser Luft-Technik Intake System only
This product was last offered at the strikethrough price on
06-13-2026
Designed with extreme performance in mind and manufactured from billet aluminum and high-durometer Density Line rubber for better ride characteristics than polyurethane.
This product was last offered at the strikethrough price on
08-17-2026
Unleash up to 357HP/396TQ by transforming your Audi B9 A4/A5 with Dynamic+ Tuning - delivering ultimate power, drivability, reliability, and enhanced features!
Features CAN-Bus connectivity for more advanced tuning — gain up to 30whp and 45lb-ft. of torque
Not for sale or use in the state of California.
Fits 190hp models only
Get up to +44 hp and +55 lb-ft through a safe and easy to use app-controlled tuning module from RaceChip
Get up to +40 hp and +54 lb-ft through a safe and easy to use app-controlled tuning module from RaceChip
Get up to +44 hp and +55 lb-ft through a safe and easy to use tuning module from RaceChip
Enhance your driving experience by filling the bushing void.