Borla 2016 Camaro SS 6.2L V8 X-Pipe w/ Mid PipesThis 2. 75" diameter X Pipe With Mid Pipes is for use with Borla(r) Axle Back systems ONLY. When combined with an Axle Back system it creates a Cat Back(tm) System. The 60607 contains a Merge X Pipe to unleash hidden horsepower and create a custom sound. The 60607 ELIMINATES the AFM valves. It is intended for manual transmission equipped vehicles that did not come with AFM valves, but can also be used to delete AFM valves on automatic vehicles.