Need a replacement catalytic converter for your 2004 Audi TT? MagnaFlow offers high-quality catalytic converters engineered for 2004 Audi TT sub-models and engine sizes. We combine efficient design and state-of-the-art manufacturing to meet or exceed required emissions standards. Select your 2004 Audi TT requirements and state vehicle registration to buy the best TT catalytic converter online that fits your '04 TT and meets your state’s emissions compliance.

MagnaFlow offers complete performance exhaust systems for your 2004 Audi TT. Determine the power and sound you demand for your 2004 TT and shop all available exhaust systems online. Select your '04 Audi TT sub-model and engine details to buy the best exhaust system that fits your needs.