Painless Performance Dual Activation/Dual Fan Relay Kit On 200 Off 185 EZTS102RP Total unit depth is 3

Total unit depth is 3 1/16"

Silverado 3500 HD 2010-2007

Engraved Front and Rear: Block/Challenger

Universal slotted bolt patterns for 1/4"

These elbows are designed for use in high hp race applications

Painless Performance Dual Activation/Dual Fan Relay Kit On 200 Off 185 EZTS102RP Total unit depth is 3Dual Activation Dual Fan Relay Kit (on 195; off 185) Installing air conditioning to your hot rod? Need cooling fan relays to operate off of a thermostatic switch and when your a c is on? The dual activation cooling fan relay kits by Painless Performance are exactly what you need. Only a few minutes for the installation and your cooling fan will come on when the engine reaches the preset temperature of the thermostatic switch mounted in the engine head