K&N Air Filter Elements

Jeff K. doesn't just limit his tendencies to the classics. His daily drivers get the special treatment as well. Take his 2015 Mazda6, for example. Among the changes Jeff made was to install a K&N Performance Air Intake kit.

Learn the cost differences between a reusable and disposable air filter for your car with our guide. Learn how to clean a reusable car air filter as well.

Tim M. has tried to stay true to the vintage route, but sometimes, exceptions must be made. For example, the original oiling system's paper element and canister are functional, but an upgraded system will be more reliable.

How does a cooling system work? Why is your engine overheating? What parts should you be giving your attention to? This guide answers all your questions.