Rigid Industries 12V Relay Forced Induction>Intercooler Kits 1999-2006 GMC Sierra 1500 Base

1999-2006 GMC Sierra 1500 Base SL SLT WT SLE Hybrid (Front) (Front Spring: Torsion Bar / Qualifier: Except 4 Wheel Steering

The included CNC-machined adapters connect directly to the stock transmission cooler lines for leak-free cooling

2011-2018 GMC Sierra 3500 HD (Rear) (Qualifier: with Rear Raised Height 5

adding unparalleled control over your desired engine oil operating temperature

Rigid Industries 12V Relay Forced Induction>Intercooler Kits 1999-2006 GMC Sierra 1500 BaseStandard relays included with RIGID wire harnesses are 12V. If your project has a 24V electrical system, you will need to replace the 12V relay with a 24V relay for proper functionality.