After attempting some badge engineering to enter the compact truck market, GM developed the S-15 to grab market share in a growing segment. In order to keep costs down, GM robbed a significant amount of chassis parts from current G-Body vehicles, making shoehorning the late model GM V8 of your choice very straightforward.

Creates a considerably hotter spark that lets the flame expand more rapidly in the combustion chamber and a more complete and efficient burn of the air/fuel mixture