TMGO Deo CH4 is a rising diesel engine oil with proven protection for both on- and off-highway usage. The TMGO Deo CH4 is designed specifically for Tata Motors Diesel Commercial Vehicles. The technology of TMGO Deo CH4 provides outstanding performance in both new and older diesel engines. Sludge build-up and deposits are controlled using this oil. It saves money on oil and provides wear prevention, as well as cleaner engines and longer engine life.