MagnaFlow Stainless Cat-Back Exhaust 2015 Chevy Colorado/GMC Canyon Dual Split Rear Exit 3.5inThe MagnaFlow Street Series Cat Back Performance Exhaust System 19019 brings out the personality of your Truck with our signature resonant, powerful engine tone and dyno proven performance. Thanks to its fast flowing, mandrel bent 3in. main piping and 1 Straight Through mufflers ending in a Dual Split Rear exit with 3. 5in. Polished Clamp On Double Wall Angle Cut Rolled Edge tips, this Truck exhaust kit has the performance chops to match its sporty