Electric Fan Wiring Harness Kit w/ Relay Properly sealing an engine is

Properly sealing an engine is paramount to making maximum horsepower

Speedmaster automatic transmission clutch hubs are crafted from high-quality billet steel

Speedmaster trans-brake solenoids and billet covers are strong and reliable

while giving accurate measurements on your oil capacity

complete wire harness with switch

Electric Fan Wiring Harness Kit w/ Relay Properly sealing an engine isSpeedmaster kits provide constant voltage, protect from voltage and amperage spikes, and keep fan(s) from feeding back through the system. These fan relay kits are a necessity if you're adding an on off switch to your electric fan circuit.