Why Do Diesels Get Better MPG? Why Are Diesels More Fuel Efficient?

Can a Fuel Additive give you Better Fuel Economy? (with PROOF)

⛽️Better Fuel Economy From 10 ECO Car Mods & Upgrades to Get Better Gas Mileage: Fuel Savers

DIESEL OWNERS: Do This To Double Your Fuel Mileage In 10 Minutes

How To Get Better Diesel Fuel Efficiency. Increase Your Diesel Mileage And Economy.

Does Higher Octane Fuel Really Improve Fuel Economy? ⛽[Mythbusting🏁]

This Will Double Your Gas Mileage

This Will Double Your Car’s Gas Mileage

Kawasaki Ninja 7 Hybrid: Far More Mainstream Than You've Been Told!

How a Hypermiler Gets Double Fuel Economy [2x⛽ Eco Fuel Saving Tips]

Turbos don’t save fuel — Proper Care & Feeding of Cars with Jason Cammisa

15 minute mod, 10mpg to 16mpg, 6.7 powerstroke gets 60% better mpg, so easy you can do it too!

Do big 4x4 tires ruin fuel economy? | Petrol VS Diesel | Explanation + Facts

How to Increase Gas Mileage in Your Car

Chip tuning / remapping VS Fuel Economy | Tech Series #2

More Horsepower and Better Fuel Economy with a "Diesel Tune?"

HOW TO GET THE BEST FUEL ECONOMY OUT OF MY CUMMINS DIESEL

Is Higher Octane Fuel Better? Better MPGs? More HP? Let’s find out!

10 Reasons Why We We Went From A Diesel To A Gas Truck

Why Not to Buy a Diesel Car (Diesel vs Gasoline Engine)