AEM Electronics Universal Fuel Pressure Regulator Black Tail Lights Activation depends on your truck's

Activation depends on your truck's climate control setup—refer to your owner's manual for defroster switch location

If your thermostat is functioning normally

This is the gasket only

Rev9 Hyper-Street ONE Coilovers for Acura CL (YA4) 2001-03 are designed for tuners on a budget

Plug-and-Play Harness - Integrated wiring eliminates custom fabrication

AEM Electronics Universal Fuel Pressure Regulator Black Tail Lights Activation depends on your truck'sAEM 25 302BK Universal Fuel Pressure Regulator Black AEM's Universal Adjustable Fuel Pressure Regulator is capable of supporting enough fuel flow for engines up to 1000 horsepower. The patented interchangeable discharge ports enable the regulator's output to match the output of any fuel pump. The universal fuel pressure regulator is tapped to accept a 6 AN, or 9 16"x18 fittings and includes a 1 8 NPT port for a fuel pressure gauge or pressure sensor