Note: These terminals (Apex 2.8) can be difficult to crimp without the correct tooling. Please don't purchase this unless you have the appropriate tooling. This connector kit works with the brushless PWM controlled fans commonly used in 2015-2020 GM full size trucks and SUVs (part numbers 85565556 and 85565557). The following is included: -Connector -Seal -Connector back shell -Cavity plugs -Power terminals (12-10 AWG) -PWM terminals (20-18 AWG)