APR's Jetta turboback exhaust is a stainless steel, mandrel bent system. This exhaust includes a 3" downpipe with high flow catalytic converter.  In continues from the downpipe with a 3" center pipe which contains a small 4" resonator. The 3" pipe continues back to the muffler and dual straight tips. With TIG welding, fully stainless construction, and CNC'ed hangers, you will not find a higher quality system on the market.