04-08 Ford F-150 F150 Xl / Xlt / Stx 4.6L V8 Pickup Racing Manifold Header Exhaust

Vehicle Fitment :

• 2004-2008 FORD F-150 F150 XL/XLT/STX 4.6L V8

What's in the box:

• Stainless Steel Racing 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 T-304 Stainless Steel with Computerized Mandrel-Bends for Strength and Durability
• Maximizing Smoothest High Exhaust Air Flow Rate
• 2 X 4-1 High Performance Racing Spec. Design
• TIG Welded CNC Machine Flange
• Inlet Diameter: 1.50 (8 X Manifold Ports)
• Outlet Diameter: 2.25 (Inner Diameter)/ 3.00 (Donut Outer Diameter)
• Major Piping Diameter: 8 X 1.50 (Merge into 2 X 2.50)
• Manifold Outlet ExhauSTIng Air from Different Cylinders
• Increase High Flow Air, Instantly Gain 10 -20 Hp. / Tq.
• EGR Bungs Insertion and Metal Gasket Included

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Please Note:

• This product is not currently CARB exempt and is not available for purchase in California or for use on any vehicle registered with the California Department of Motor Vehicles
• Installation Instruction is NOT Included
• We highly recommends professional installation on our performance parts