MTC Motorsport Audi S3 A3 TT 1.8T 225/ Seat Leon Cupra Breather Pipe Kit. This is a set of 3 small breather pipes to replace standard Audi part numbers Handmade from 5 layers of silicone. These hoses are prone to failing on the 225BHP 20VT engines and this usually leads to loss of power.
