This Fits Your 2004 Audi TT 1.8L A/T FWD
Full size assembly image of EMISSION SYSTEM. EMISSION COMPONENTS. (1/1)

EMISSION SYSTEM. EMISSION COMPONENTS.

#1. #2. #3. 1. 8 liter. 180 horsepower. 180 hp. 225 horsepower. Auto. Awd. Front. Fwd. Large. Manual. Rear. Side. Small. To air cleaner. To control valve. Valve to adapter. W/O stability cntrl. W/STABILITY cntrl.