February 7, 2017
If you're a quart low in your vehicle, there isn't enough motor oil to lubricate your engine properly. The extra friction causes drag that reduces fuel economy while you're driving around the St. Johns area.
The same goes for dirty oil; it doesn't reduce friction properly. The result is you get to watch those numbers at your local St. Johns gas pump rolling higher and higher.
The transmission also needs the proper amount of clean fluid to do its work. When it's in need of service, the transmission drags your fuel economy down.
So keep it clean at Tuffy St. Johns and give yourself a fighting chance.
Tuffy St. Johns
2770 Racetrack Rd.
St. Johns , Florida 32259
904.230.3363

February 15, 2026
Regardless of whatever current gas prices may be, if you could use less gas, wouldnt you? Well, here are 10 things that are robbing you of better fuel economy that you can change for the better: Not enough air in your tires. Underinflated tires have a smaller rolling diameter and more res... More

February 8, 2026
If your vehicle has an internal combustion engine, it depends on two things to make propulsion power for you to be able to motor on down the road: fuel and air. The engine mixes the two in just the right proportion so that they can be ignited, creating a series of tiny explosions that are coordi... More

February 1, 2026
Its likely happened to you once or twice. You head to your vehicle, open the door, turn the key and lo and behold, your battery is dead. Now youre stranded, may have to get a jump or a tow, and youll definitely be late for wherever you were headed. While your vehicle may sometimes give you warni... More