Borla 140317 Stainless Steel Cat-Back System Straight-through and multi-core technology Increased exhaust velocity adds power, driving excitement, fuel economy and the distinctive Borla sound of power Jetta TDI '09-'10 2.0L AT/MT FWD 4DR Sedan/Wagon D RD RL AC R 2.5 inch tip 3.14 inch RD X 5 inch