SPEED ENGINEERING GEN 5 LT SWAP PACKAGE 1979-2004 MUSTANG**NOTE: These headers are not EPA certified and do not carry a CARB approval. They are intended for competition use only and are not eligible to ship to California under any circumstance. WARNING: This is a RACE ONLY product manufactured and sold for installation on vehicles to be used solely for competition purposes. Once this part is installed, the vehicle may never be used, or registered or licensed for use, on a public road or highway. If you

our platinum spring kit will make sure your valves are right where your cam wants them to be at all times

Fits: 07-13 GM Silverado/Sierra 1500 2WD/4WD

matching titanium retainers

this cam delivers a choppy

Foam on the back of the core ensures a proper fan shroud seal for maximum airflow

The First In a Series Of Low Profile

2L Applications

and wave-based combustion tuning methodologies trusted in professional racing

The all-aluminum end tanks TIG-welded to the core mean that it doesn't just look the part

The outer sleeve that surrounds the conductor assembly is just as impressive

Includes Both (Axle Exit Tip or Over the Axle Rear Exit Tip)

"GPI Chromemoly Hardened Pushrods In Your Choice Of Lengths – Set of 16