MSD HEI Ignition Coil Throttle Return Spring and Bracket Kit This axle-back exhaust system easily

This axle-back exhaust system easily mounts to the factory mid-pipe for a hassle-free installation

Bright white background makes reading the gauge effortless

GMC: Sierra 2500 HD Classic 07 - 07 6 L Engine

Set of 6 available under 32107-6

MSD HEI Ignition Coil Throttle Return Spring and Bracket Kit This axle-back exhaust system easilyHEI owners now have a choice to replace their stock coil with the MSD High Energy Unitized Coil for GM HEI Distributors. This coil is a direct replacement of the stock coil and offers increased spark energy when used with the MSD HEI Module, PN 83645. The coil features special low inductance, high temperature windings which charge faster to give you increased spark energy at higher rpm. The premium epoxy filled construction is designed to withstand