BBK 05-10 Mustang 4.6 GT High Flow X Pipe With Catalytic Converters - 2-3/4 1990-gmc-c1500-sierra-sle-esi6029022 It is made of aluminum

It is made of aluminum and is powder coated gray for lasting performance

recessed mounting holes

No cutting or modifications required

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This system is constructed from 5 in

BBK 05-10 Mustang 4.6 GT High Flow X Pipe With Catalytic Converters - 2-3/4 1990-gmc-c1500-sierra-sle-esi6029022 It is made of aluminumBBK High Flow performance X pipes are designed to maximize the horsepower and torque of your 2005 2010 Ford Mustang 4. 6L 3V. Every BBK Performance X pipe is designed as a direct replacement for the factory pipe and features larger diameter 16 gauge 2 3 4 in. CNC mandrel bent aluminized steel tubing with a unique BBK center X section for improved exhaust extraction, along with high flow steel substrate catalytic converters to help increase exhaust