MagnaFlow Sys CB 05- Mazdaspeed6 2.3L TurboThe MagnaFlow 2006 2007 Mazda 6 Street Series Cat Back Performance Exhaust System 16609 brings out the personality of your 2. 3L 2006 2007 Mazda 6 with our signature resonant, powerful engine tone and dyno proven performance. Thanks to its fast flowing, mandrel bent 2. 5in. main piping and 2 Straight Through mufflers ending in a Dual Split Rear exit with 4in. Polished Welded On Double Wall Angle Cut Folded Edge tips, this Mazda 6 exhaust kit has the