Wiseco VLKSWGN 1.8T 5v Dished -7cc 82MM Piston Shelf Stock KitProfessional Series forged racing pistons from Wiseco are no expense spared pistons designed for the serious racers and builders. Packed full of custom level performance and durability features and provided with premium rings, Professional Series pistons are designed and built for use in heavy to severe duty race builds. Remove your limits with Wiseco? s Professional Series. This Part Fits: Year Make Model Submodel 1997 2005 Audi A4 Base 2003 2006