BORLA's catback for the MK6 Volkswagen GTI features 2.5" piping leading to a single muffler and dual 2" piping leading to 4" rolled angle-cut exhaust tips. Superior-quality austenitic stainless steel is used due to its extreme durability and low weight.
From the design characteristics of the inner cores to the amount of sound-absorbing composite filament, all specifications of BORLA exhaust systems are tuned on a vehicle-by-vehicle basis for an optimum blend of performance and sound.