Painless Performance Circuit Breaker/Relay Included Manifold Heater Relay Jeep CJ 1983-86 Doug's Headers A durable cushioned interior wicks

A durable cushioned interior wicks away moisture

Available in four finishes to best suit your custom build: natural

Molecule is the right way to care for Nomex

Ultimate Adjustable

Painless Performance Circuit Breaker/Relay Included Manifold Heater Relay Jeep CJ 1983-86 Doug's Headers A durable cushioned interior wicksJeep Manifold Heater Relay The job of the manifold heater is to help vaporize fuel in the intake manifold when the engine is cold. This will help with cold starts and idling until the engine is up to operating temperature. This kit allows a manifold heater to be used if you are rewiring your Jeep using a Painless chassis harness, using a later style manifold on an older Jeep, or if the factory relay was cut from your Jeep at some point in time by you