A3 2.0 Fsi 80mm Downpipe

STAINLESS STEEL DOWNPIPE - 80MM - 70MM. Get HP gains of 22-25. The NEUSPEED hi-flow downpipe is all stainless steel: flange, pipe, catalyst and flex joint! Improved upon the factory design by opening the diameter to 80mm after the turbo and 70mm after the new hi-flow cat for a perfect match to the new 70mm exhaust system. Laser cut flange and factory hanger position for a simple bolt-on installation. Includes integrated TUV approved, 200 cell, HJS Motorsport hi-flow catalytic converter. Must be used with our down-pipe back exhaust system part #549463. Down pipe for off road use only. Actual part shown in photos.