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The 140851 Cat-Back system by BORLA is made to give you the best performance
the exhaust amplifies and enhances the Stir's distinctive rumbling gurgle with the rich bass of Borla(r)'s trademark sound of power
Constructed Of Durable Ductile Iron
Mitered Merge Collector: A mitered collector separates exh aust gases into three individual tubes
aFe MACH Force-Xp 2-1/2in Stainless Steel Axle Back Exhaust w/CF 15-19 BMW M3/M4 (F80/82/83) 1990-gmc-k2500-sierra-sle-esi3649727 The 140851 Cat-Back system byAggressive Sound: A free flowing, transverse muffler is used to absorb high pitch tones producing a powerful sound and unleashing all available horsepower and torque. The muffler is finished with a high temp powder coated metallic black finish. Exhaust Valve: This Axle back exhaust system incorporates a factory style exhaust valve which uses the factory exhaust valve motor (not included). The valve helps regulate, direct and control the flow of
