67-74 SMALL BLOCK Chevy Buick Oldsmobile Pontiac Long Tube Header Exhaust Manifold

Features:

• Made of High Quality T-304 Stainless Steel with Computerized Mandrel-Bends for Strength and Durability
• i.e. Maximizing Smoothest High Exhaust Air Flow Rate
• 4-1 High Performance JDM Racing Spec. Design, Produces the Most Top End Power
• Offers the Best Flow Characteristics for the Engine at High Engine Speeds
• Increase High Flow Air, Instantly Gain 10 -15 Hp. / Tq.
• For Chevy LS V8 Engine swaps only
• Inlet/ Outlet: 1-75" OD / 3.00" OD
• 6-Bolt Exhaust Outlet Flange
• 16 Gauge Wall Piping
• 9mm Exhaust Manifold Flange Thickness / 8mm Collector Flange Thickness
• TIG Welded CNC Machine Flange
• Metal Gasket Included

Package Include:

1 x Header exhaust system,Necessary bolts/studs & gaskets

Notes:

100% Brand New
Professional Installation is Highly Recommended
For LS V8 Engine Swaps only
Installation Instruction is NOT Included