Audi S4
Turbo Charger, down pipe upgrade with sport cats, big brake upgrade, and dash vent boost gauge installation.

Engine removed to access Turbo Charger and down pipes.	Rear view of big turbos and down pipes.
Side view of upgraded Turbo Charger.	Upgraded y boot.
Original front brake set-up.	APR big brake upgrade installed.
Bung added to sport cat to facilitate rear oxygen sensor mounting.	Engine installed back in car with big performance gains and stock appearance.
Neat installation of vent mounted boost gauge kit.	Close-up of gauge.
FINISHED PROJECT - another satisfied customer!.