MSD - Window RPM Activated Switch Down Pipe - 3 in

Down Pipe - 3 in Diameter - Stainless - Natural - Ford Ecoboost Series - Ford Mustang 2015-23 - Kit

Supports up to 550 EFI or 700 Carb HP (HP Rating @ 60 PSI at 13

625 in ID - 12 in Length - 150 lb/in Spring Rate - Steel - Chrome - Each

2A/1 - Single Layer - Fire Retardant Fabric - Red - 2X-Large - Each

4 oz Bottle - Each

MSD - Window RPM Activated Switch Down Pipe - 3 inThe RPM Activated Switch, PN 8950, has two activation wires; one to ground a circuit and the other to open a circuit. Simply plug in an rpm module and wire the Switch to the circuit you want to activate. When the engine rpm reaches that amount, the circuit is activated and will remain on until the rpm falls below that amount.