-designed and made in U.S.A.-, modern solid-state circuitry, simple screw-in replacement of original transistor circuit... see more-designed and made in U.S.A.-, modern solid-state circuitry, simple screw-in replacement of original transistor circuit board inside amplifier box
under dash crossover to both front door window harnesses, ****CUSTOMER MUST RE-USE THEIR CONNECTOR THAT... see moreunder dash crossover to both front door window harnesses, ****CUSTOMER MUST RE-USE THEIR CONNECTOR THAT CONNECTS TO THE POWER WINDOW INTERIOR CROSSOVER HARNESS****