Stainless Catback Exhaust Fitment For 13 to 18 Cadillac ATS 2.0L 4-Door By OBX-RS

Improves performance, efficiency, and horsepower ~12-16 Horsepower Gain Mandrel bent for smoother exhaust flow Dual T.I.G. welded construction for stronger hold Accessories in photo are included No installation instruction included in this kit, we recommend professional installation Piping: 2.5" OD Inlet: 2.5" ID Tip Diameter: 4" OD Tip Length: 8" O2 Bung: N/A Flange Thickness: N/A Transmission: All Drivetrain: All