The 2016 Camaro is available with a dual-mode exhaust with valves that open up the exhaust when you put your foot in the throttle. ... Pendley pushed the exhaust hangers out of the rubber isolators.

Classic Mustangs have been getting dual exhaust conversions as long as there have been Mustangs. Exhaust shops have carelessly drilled holes and attached hangers using anemic sheetmetal screws ...