Profile: Perfect Performance Products, LLC deals with automotive wiring and electrical products. Our digital power manager is a weatherproof solid state control unit that automatically engages an auxiliary battery when a large enough load is placed on the vehicles main battery. Our C.S.I universal engine harness is a universal weather-proof engine harness providing wiring to accommodate the charging, starting, and ignition of just about any non fuel injected engine. The C.S.I. harness is the solution to repairing damaged wiring on the carbureted engine, or for cleaning up the clutter and taking the guess work away from those swapping from fuel injection to a carb.