Engine Cylinder Head Air Hold AdapterNow that you have the PROFORM Valve Spring Tester you'll need a set of PROFORM Air Hold Adapters to remove your springs with the heads on the engine. It's a simple 3 step process: screw the air hold adapter into your spark plug hole, attach air fitting, and then an air hose. The air pressure will hold up your valves while you get to work!

The mandrel-bent tailpipe uses the factory hanger locations making installation a breeze and is finished off with a 3

or an auto-x aficionado

Straight Hose Coupler

The sensor is usually located on the butterfly spindle or shaft so that it can directly monitor the position of the throttle for proper fuel delivery and ignition etc

Vibrant Performance offers a complete range of lightweight

This design gives you a strong control arm that greatly improves performance with zero deflection

This control arm set features polyurethane bushings on one end and UMI’s spherical Roto-Joint on the other end

or in the corners

while our rear drop kits offer 2" of adjustment to dial in the final rake of the truck

Improve performance and front-end stability on your 2011-2014 Mustang and Shelby GT500 with a set of Lower A-Arms from BMR Suspension

For drivers who want lap time performance coupled with consistency

two black/red Bowtie 4-wire looms 9141-636)