Air pressure that is too low will cause premature wear on the outside edges of the tires and weaken sidewalls. The best option is to maintain tires at the upper end of the recommended pressure range noted on the sidewall of the tire. In addition to improvement in your gas mileage from weight and friction reductions, there are some simple measures in the fuel delivery and exhaust systems that will help. Maintenance is the key to the simple and inexpensive measure that you can utilize. Regular changing or cleaning of air and fuel filters will make your car run better and more efficiently.
Efficiency equates to improved fuel economy.
Also, if a replacement of the muffler is needed, consider a high performance, low back pressure type. These will give you a performance gain, but also have the added benefit of increased fuel economy. Dependent, of course, on how you utilize that extra horsepower. Your driving style has a lot to do with your fuel economy, but however you drive, these simple measures will help improve your gas mileage and the life of your vehicle. Inc. PageWise makes no representations about the content published on this site.