Exhaust Manifold Header for Chevy 396/6.5L 402/6.6L 496/502 V8 Big Block Motors

What's in the box:

• Stainless Steel Racing Long Tube Header
• Mounting hardware, bolts and gaskets

Product Feature:

Performance header provide each cylinder with its own mini exhaust pipe, which means exhaust headers prevent interference among cylinders; thus, the backpressure that occurs in common exhaust manifolds. When cylinders don't have to fight with each other to expel their exhaust, they can put more power through the wheels, pushing the engine to the full potential.

 

• Made of High Quality T304 Stainless Steel Material
• Inlet / Outlet Size (Inches): 2 / 3.39
• Made of high quality T-304 stainless steel material
• TIG welded CNC machine flange
• Metal gasket included
• 2 Piece 3-1 racing spec. design (8-2-1)
• Increase high flow air, instantly gain 10 to 15 Hp. / Tq.

VEHICLE FITMENT