MSD - MSD RPM Module/Chip Tester Air Filter Element - Magnum

Air Filter Element - Magnum FLOW Pro DRY S - Panel - Synthetic - White - Jeep Wrangler JL 2018-21 - Each

Water Pump - Mechanical - Victor Series - 5/8 in Pilot - Long Design - Aluminum - Polished - Big Block Chevy - Each

Air Filter Element - Pro-Flo - Round - 14 in Diameter - 3 in Tall - Cotton - Red - Universal - Each

050 in Long - 3/8 in Diameter - 0

MSD - MSD RPM Module/Chip Tester Air Filter Element - MagnumIf you're using an MSD ignition box or rpm module, you need to have one of these rpm checkers. Each tester operates on a single 9 V battery and is simple to use; you just plug it into your MSD ignition box or rpm module and hold down the buttonthat's it. MSD rpm module testers are essential for any racing class with rpm limitations.