Under normal circumstances, most modern engine oil and gasoline brands work fine on their own to keep your engine running smoothly. But there may be cases where even the best of them could use a ...

Supplemental fuel processors combine a fuel filter, water separator and heater all in one unit and are designed for severe conditions like extreme cold. Photo: Cummins Filtration Where’s the value in ...

In today’s cost-conscious times, supplementary engine and fuel additives promise means of cutting motoring costs. We study whether or not they really deliver Words: Rob Marshall Ever since the ...