ESR Fuel Pressure Regulator (1999-2005) Add Fuel Test Port?:Yes, please add fuel test port No hose clamps are used

No hose clamps are used in this system at all

YEAR MAKE MODEL ENGINE 2009 DODGE / RAM RAM 1500 5

lid seal and box plug are all made with silicone

Built identical to the Mazda Harness

ESR Fuel Pressure Regulator (1999-2005) Add Fuel Test Port?:Yes, please add fuel test port No hose clamps are usedThis regulator is engineered to work the same way Mazda designed the original system to work. With one regulator, with a return back to the tank. This ensures proper regulation of fuel pressure pulse to the fuel injectors. Other products on the market piggy back a second regulator that does not return excess pressure to the tank but bleeds it off with the injectors opening and closing. This can cause an uneven pressure and pulse that the injectors can