Holley EFI 554-112 4-Channel Coil Driver Module - High Performance Ignition Control for LS Engines, Muscle Cars & Hot Rods

Product Description

Holley products have been the undisputed leader in fuel systems for over 100 years. Holley carburetors have powered every NASCAR Sprint Cup team and every NHRA Pro-Stock champion for four decades. Holley's products include performance fuel pumps, fuel injection, intake manifolds and engine dress-up products for street performance, race and marine applications. As a single solution, or partnered with products from other Holley companies, Hooker Headers, Flowtech Headers, NOS, Weiand, or Earl's, Holley products can give you the edge you need over the competition.