MSD 4-Channel Mechanical Relay Module - Black KON8750-1108 2008-2015 GMC Sierra 2500 HD

2008-2015 GMC Sierra 2500 HD

While best known for automotive and motorsports products

Mandrel-bent Dual 3

1978-1986 Chevrolet Monte Carlo

Includes a ball-head/hex-key socket-installation tool that makes it easy to get them started

MSD 4-Channel Mechanical Relay Module - Black KON8750-1108 2008-2015 GMC Sierra 2500 HDMSD relay modules are designed to be easily installed in most automotive electrical systems where a high amperage relay is needed. These relay modules are perfect use with high amperage electric fuel pumps and high CFM electric cooling fans. Each relay comes with a 40amp fuse, however lower amp fuses can be installed if required. The relay housing comes with a labeled lid that snaps into place providing a clean installation, and protecting the main