Engine Expansion Plug Kit Labor which reduces cyclic thermal fatigue

which reduces cyclic thermal fatigue and greatly increases manifold longevity

2661 - 1970-1981 GM F-Body Extended Coilover Mount

not rebuilt

The system can be configured to exit either straight out the back under the rear bumper

This high quality aluminum die cast remote single ports up mount with 3/4"-16 filter threads and 1/2" NPT inlet & outlet ports allows for remounting filter for easy access to make messy filter changes under the vehicle a thing of the past

Engine Expansion Plug Kit Labor which reduces cyclic thermal fatigueAvoid corrosion in your engine and replace your rusty freeze plugs with PROFORM's durable brass freeze plug kits. All necessary plugs are included for one complete engine block. Made in USA.