Myth : Vehicles Require Premium Gasoline

Some say that some vehicles require regular fuel benefit from a tank of premium gasoline. 

THIS IS NOT TRUE!

- Earlier, leaded gas and high-compression engines demanded the occasional tank of premium gas that included detergents to clean out fuel injectors.
- Stick with your vehicle's recommended octane level to get the adequate detergents to keep your fuel system clean.
- 87, 89 and 92 correspond to regular, mid-grade and premium gas, respectively.

Is Premium - Grade Fuel Better Than Regular - Grade ?

Is premium- grade fuel better than regular- grade?

THIS IS NOT TRUE!

- Reality: Most vehicles run just fine on regular-grade (87 octane) fuel.

- Using premium in these cars won't hurt, but it won't improve performance, either.

- A higher-octane number simply means that the fuel is less prone to pre-ignition problems, so it's often specified for hotter running, high-compression engines.

For Premium Performance - Use Premium Gas

For premium performance, use premium gas.
THIS IS NOT TRUE!
- Why pay more money for premium fuel unless your vehicle's engine was designed & built to use extra octane.
- Nowadays,there are fewer high performance cars & trucks that actually require premium fuel.
- Unless the owner's manual recommends premium fuel, just keep using regular.

Replacing a Clogged Air Filter on Modern Cars Improves Performance but Not MPG

Replacing a Clogged Air Filter on Modern Cars Improves Performance but Not MPG

THIS IS NOT TRUE!

- Replacing a clogged air filter on vehicles to the present— or diesel engines does not improve fuel economy, but it can improve acceleration.

- On an older vehicle with a carbureted engine can improve both fuel economy and acceleration by a few percent under normal replacement conditions.

New Valve Stems Are An Unnecessary Expense When Buying New Tires

New Valve Stems Are An Unnecessary Expense When Buying New Tires :

THIS IS NOT TRUE!

- The valve stem is the primary air seal on a tire and wheel.

- With age the rubber can get old and brittle and fail, the steel mechanism inside the valve stem - could rust or just wear out, causing a sudden loss of air pressure.

- Extra money spent on new valve stems gives you that added measure of confidence in your new tires.