Get wired with a Howell EFI harness and controller for GM LS-Series engines. The newest engine's from Chevrolet offer power, performance and the latest technology and have become a wildly popular choice for hobbyist and builders. Bolting these engines into your favorite street rod, muscle machine or off-road vehicle may be easy, but many owners are reluctant to tackle the complexities of wiring. The key to a straightforward EFI installation on these Bowtie engines is a...