EngNet » Grand Rock » PS-9902-5SK Turbo Back Dual Stack Exhaust System for 5" Grand Rock Stacks

99-03 7.3L Ford Turbo Back Dual Stack Exhaust System for 5" Grand Rock Stacks. This system is fabricated with heavy gauge commercial grade aluminized steel. Hardened steel canted and welded “ L” brackets, stainless heavy duty flex pipe and a sturdy clamping system that won't give. The 5” Y Pipe is designed for smooth. unrestricted, evenly divided flow, through each stack. Lower your EGTs, gain more horsepower in the power band and boost your over all performance potential. Quality construction for lasting performance and ware. [improve this definition]

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