More tips on how to improve your car’s fuel efficiency. Post author:GASPET Post published:May 30, 2018 Post category:Community Involvement More Tips on how to improve your fuel efficiency. You Might Also Like Tips 1-3 on how to improve your car’s fuel efficiency April 16, 2018 Tips 6-8 on how to improve your car’s fuel efficiency April 24, 2018 GASPET out and about in the community September 15, 2017