A Scorpion Cat Back or GPF Back Exhaust System is an excellent upgrade option, that perfectly balances performance gains and stylish looks with ease of fitting, which results in a sportier exhaust tone and enhanced vehicle profile.Improves exhaust gas flow for improved engine performanceHigh-quality durable construction for longer lifeWide variety of tailpipe styles and finishes available*Lifetime warranty for added peace-of-mindScorpion Cat Back or GPF Back systems generally replace the original exhaust components from the Catalytic Converter, or in newer vehicles due to tighter emissions controls, the Gasoline Particulate Filter(GPF) back to the rear of the vehicle. Some systems may go from the secondary catalytic converters where fitted, and these are usually described as Secondary Cat Back exhaust systems.Cat back or GPF Back systems are generally designed to enable simpler exhaust modifications that increase engine performance and give a sportier tone, whilst leaving essential emi