Our Performance Motorsport Parts Exhaust Manifolds are designed to create a more free flowing system. The larger Stainless Steel design helps prevent bottlenecks in the Manifold, reducing back pressure in the exhaust system and thus, increasing power from the engine and offering a fruiter exhaust note. ---Manufactured from T304 grade polished stainless steel ---Mandrel bent and fully TIG welded for strength and durability ---Free flowing catalyst replacement to get the most from the 1.0L and 1.4L engines ---Designed to improve power and torque across the entire RPM ---Sold for off road and track use only Fitment ---Seat Cordoba 1.0 1.4 ANV AUC ANW AUD 1999-2002 models ---Seat Ibiza 1.0 1.4 ANV AUC ANW AUD 1999-2002 models ---Volkswagen Lupo 1.0 1.4 ANV AUC AUD 1999-2004 models ---Volkswagen Polo 1.