Borla 2016 Chevy Camaro V8 SS AT/MT ATAK Rear Section Exhaust w/ Dual Mode Valves Ceramic BlackThis system is for vehicles equipped with dual tips and NPP (dual mode exhaust). The ATAK system is our most aggressive sounding system. This system is for vehicles that come from the factory with single tips and are NOT equipped with NPP (dual mode exhaust). Borla Cat Back And Axle Back multi core technology is designed to unleash hiddenhorsepower. Increased exhaust velocity adds power, driving excitement, fuel economy, and the distinctive Borla