Drivers of petrol and diesel vehicles can improve fuel efficiency by using energy conserving motor oil.

Drivers of petrol and diesel vehicles can improve fuel efficiency by using "energy conserving" motor oil, which contains friction-reducing additives. Motor finance expert Crystal Voogd advises drivers to opt for oils labeled as such, as they can enhance vehicle efficiency and help drivers save money at the pumps. The cost of fuel remains high, making this timely tip beneficial for motorists.