MSD 88867 LS Coil Harness, Power Upgrade Instructions

MSD 88867 is a harness designed to correct a check engine light issue that can arise in vehicles using MSD LS Coil Packs. It ensures proper firing of the coils by providing additional battery voltage, preventing power drain from other engine systems. This harness is essential for vehicles with varying wire gauges. Installation involves connecting the harness between the OEM and coil harnesses, mounting the relay, connecting the orange wire to the positive battery terminal, and inserting the included fuse. The harness enhances the performance and reliability of the ignition system.

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MSD 88867 LS Coil Harness, Power Upgrade Instructions | Manualzz

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