DEP DEPH4412 4 Stroke/4T Boost Header Pipe Honda CRF450 2004-08

DEP 4 Stroke Boost Header Pipe • When you position the bomb at the key point in the system, it increases performance - and flow is achieved through the expansion and contraction of the exhaust sonics throught the system • Horse power is increased by as much as 10% • The ducted core allows the exhaust gases to exit into the bomb chamber - expand, cool and ramp back up at a higher velocity resulting in increased flow • Additionally this helps to lower decibel output • Made of Stainless Steel • Laser Cut Stainless Flange • CNC CL8 Stainless Tubing • Noise Reducing Boost chamber - Increases Torque • This head pipe can fit OE and/or DEP silencer