Keeping your car in optimum shape is a key element in improving fuel efficiency. Check air filters regularly. Replacing a clogged air filter can improve your car's gas mileage by up to 10 percent as well as protect your engine from impurities in the air.Keeping your tires inflated will also help improve your gas mileage. Low tires can lower gas mileage . In addition, properly inflated tires last longer and are safer to drive on.

The type of car you own or your manner of driving will pretty much make a difference when it comes to saving. Most people still need to resort to fuel savers and the independent tests performed have shown that gas additives actually save fuel.

What people are mostly interested in when they resort to a fuel saver is , of course, to increase gas mileage significantly. Their benefits go way beyond saving fuel. Among other things, the emissions of your car will be dramatically reduced. A fuel saver will also prolong the life of your engine and will decrease the noise made by your engine. Last but not least, a fuel saver will make sure that what is usually exhausted as pollution will be totally burned.

Reduce Emissions/Global Warming

Sensible driving helps improve gas mileage. Aggressive driving, speeding, stomping on the gas pedal and sudden braking all cause your vehicle to use fuel at a higher rate. These types of driving habits can lower your fuel efficiency .While different vehicles reach optimal fuel economy at different speeds, gas mileage usually decreases after 60 mph.Make sure the transmission overdrive switch is on. This gear slows down the engine speed, saving gas and reducing engine wear.

The size of your car, the transmission, manual or automatic, the dimensions of your engine, whether you have rear-wheel or front-wheel drive, all of these will play a significant part whether you can save fuel or not. A smaller engine is said to reduce fuel consumption .

A small size car is considered to be more efficient as far as saving fuel is concerned, but you may need more than a very small car. The safest solution in order to save fuel is to go for a gas additive as a fuel saver because its effectiveness is guaranteed.

One of simplest ways to save fuel is to drive less. Combine errands into one trip for all your weekly necessities. Car pool to work. Try not to drive during rush hour to reduce idling in traffic. Consider using public transportation.

The size of your car, the transmission, manual or automatic, the dimensions of your engine, whether you have rear-wheel or front-wheel drive, all of these will play a significant part whether you can save fuel or not.

A couple of coats of new antifouling paint may cost the equivalent of a couple tanks of gas, but you will keep saving money on fuel all season long. Hiring a diver to scrub the bottom during the season is also a worthwhile expense that will be repaid through lower fuel costs.

Keep your engine operating at its "peak efficiency.” A well-maintained engine will help you maximize the gas mileage for your specific make and model. A misfiring spark plug can greatly reduce gas mileage. Follow the service schedules listed in your owner's manual. Replace filters and fluids as recommended; have engine performance problems (rough idling, poor acceleration, etc.) corrected at a repair facility. Given today's high-tech engines, it's wise to have this type of work done by auto technicians who are ASE certified in engine performance.

No matter where you drive, there are some simple things you can do now to increase your fuel economy: First, check your tire pressure regularly. Just one psi under-inflated can reduce fuel economy , get the junk out of the trunk. Those golf clubs, mega-size toolkits and bags of traction salt are forcing your engine to work harder than it should. Keep your car tuned up. A well-maintained car will run more efficiently. And finally, commit to driving less often. Carpool to work or school, and consider walking or biking for short trips.

Fixing a faulty oxygen sensor alone can improve gas mileage by up to 40 percent. Turning your car off at these times is just too dangerous, so do please idle a little bit. It's not safe to drive when your defrosts haven't warmed up!