While you're enjoying the luxury, comfort and power of your Mercury Mountaineer, don't forget that it won't stay in good health by itself. Unlike a live creature, inorganic machines like our automobiles are, at this stage of technological development, incapable of repairing and maintaining themselves. Perhaps nanotechnology will, at some point in the future, provide us with "smart" cars that can perform their own repairs and maintenance, but for the time being, it's up to us.

One item that is very important to your vehicle's overall health - but is commonly overlooked - is the Mercury Mountaineer Air Filter. In order to combust in the cylinders, fuel requires oxygen.

Air that contains particles of sand, dirt and dust can score the cylinder walls, and ultimately clog the entire mechanism - particularly the very sensitive, precision tuned fuel injectors. On the other hand, when the Mercury Mountaineer Air Filter becomes dirty, it may literally "choke" the engine, causing it to run on too rich a mixture. A new Mercury Mountaineer Air Filter every 3,000 miles or every three months will prevent this from happening. Not only do we have the lowest prices of any online auto parts store, we offer free shipping on orders totaling $50 or more - so while you're getting those air filters, stock up on items you'll need for oil changes, tune ups and emergencies - such as fuel, oil and air fuel filters, PCP valves, spark plugs, plug wires and even some spare hoses and belts. You should even keep a spare injector or two handy, just in case.Whatever your needs, count on us for the best deals on a Mercury Mountaineer Air Filter - or anything else automotive you need.