Signal NGE 15W-40 Engine Oil is a specially formulated heavy duty low ash extended life
engine oil. It has been developed to meet or exceed the warranty requirements of all major
manufacturers of compressed natural gas (CNG), Liquefied natural gas (LNG) and liquefied
petroleum gas (LPG) engines in both on and off highway vehicles and stationary equipment.
Signal NGE 15W-40 engine oil utilizes high temperature low ash detergent additives providing
excellent engine cleanliness by controlling the formation of combustion chamber deposits,
piston deposits, and varnish that could lead to ring sticking and breakage.