Regular vehicle maintenance is one of the best ways to protect your investment; performing a tune up will extend the life of your vehicle.

You can get great benefits from performing a tune-up on your vehicle. It's one of the best ways to maintain original performance. In fact, fixing a car that is badly out of tune can give a noticeable boost to both engine performance and fuel economy*. A vehicle running in top shape today prevents/lessens costly repairs tomorrow. AutoZone's tune-up guide will show you the common parts that are replaced when tuning up a vehicle such as spark plugs, plug wires, air filter and fuel filter. It's also a great time to check other components under the hood such as belts, hoses and fluids.

Consider purchasing a repair manual or registering on AutoZone.com to view free repair guides that give information on how to replace these parts as they relate to your vehicles specific needs.

*In vehicles with major emissions issues or carbureted vehicles.


The ignition system consists of spark plugs, plug wires, coils, and other electrical components that ignite the air/fuel mixture in your combustion chamber.


Filters in your vehicle consist of: oil, fuel, air, and cabin air filters. Filters keep contaminating particles from reaching vital components in your engine and related systems. Having a clean filter improves engine performance and efficiency.


Belts connect the pulleys of your accessory drive system which transfer the rotating force of the crankshaft pulley to the alternator, water pump, power steering pump, and other systems. Hoses transfer vital fluids throughout the engine.


Engine oil, coolant, brake fluid, transmission fluid, and power steering fluid are necessary for your vehicle to operate properly. Regular change intervals exist for each type of fluid and as such, they need to be replaced at recommended service intervals, find out more by visiting MyZone.