Smooth transitions in the mandrel - bent aluminum tubing decrease turbulence and minimize pressure loss, increasing horsepower and torque. The BladeRunner IC tube kit provides a smooth transition between the turbo and the engine for lower operating temperatures and increased power. This tube kit includes high - quality, stainless - steel, spring - loaded T - bolt clamps and heavy - duty, 5 - ply, polyester reinforced silicone couplings for superior strength and durability. Finished in Wrinkle Black powder coating with a unique laser - etched aFe Power logo for a custom look.