GM LS Coil Sub Harnesses

The GM LS Coil Sub Harnesses from HOLLEY are essential components for automotive enthusiasts and mechanics looking to enhance the ignition system of GM LS-Series engines. These harnesses serve as factory replacements for injector sub harnesses, providing reliability and efficiency in performance modifications.

Crafted with precision, the GM LS Coil Sub Harnesses are made from high-quality materials that withstand the rigors of automotive performance. The design features a user-friendly setup, facilitating a straightforward installation process without compromising the electrical integrity of the ignition system.

Ideal for performance tuners and engine builders, these harnesses benefit those upgrading or swapping LS engines in various GM vehicles. Whether you're working on a classic truck or a high-performance sports car, these sub harnesses ensure compatibility and efficiency for optimal engine performance.