This handy cut-off switch lets you quickly and easily disconnect your battery for safety when... see moreThis handy cut-off switch lets you quickly and easily disconnect your battery for safety when servicing your vehicle or in storage, to eliminate battery drain while vehicle is not in use, and for security as an anti-theft device. Install on the negative post of your battery, attach battery cable to the switch and you're done! To engage power just hand tighten the green knob. To disconnect power, slightly loosen the knob or, on this top-post model, completely remove the knob to discourage unauthorized use while stored at home, parked, or when traveling.
Grand Prix, with GM H.E.I. (High Energy Ignition) style distributor. Order the correct harness part... see moreGrand Prix, with GM H.E.I. (High Energy Ignition) style distributor. Order the correct harness part # for your car along with this modification part #. The harness you need to order is usually the Engine Harness, but can be the Dash Harness. To verify, check the wiring going to the ignition coil and ballast resistor (if applicable) in your car.