DIFM customers just won’t purchase this common underhood part.

Your guide to understanding controversy and proposed legislation that directly affects how repair professionals earn a paycheck.
Spark plugs have a tough enough job to do—don’t make it any harder by servicing them improperly!
The cabin air filter is arguably the most overlooked filter on the car.
Failing to perform these two vital service steps could cost time and money—or worse.
Any of these mistakes can lead to an unwanted oil leak or worse—a blown engine.