Painless Performance GM LS/Gen III Dual Activ Dual Fan Relay NC002003A the cylinder pressure inside the

the cylinder pressure inside the combustion chamber increases

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Painless Performance GM LS/Gen III Dual Activ Dual Fan Relay NC002003A the cylinder pressure inside theGEN III; IV Truck Dual Activation Dual Fan Relay Kit (on 205; off 190) Installing air conditioning to your LSx powered 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 kit by Painless Performance is 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