We earn commissions from purchases you make using links in our articles. Learn more. Most drivers know that regular oil changes are important for keeping their vehicles performing at their peak, but ...

We may receive a commission on purchases made from links. Whether it's an automatic or manual, the transmission in your car is one of its most vital and complex elements. It should go without saying ...

The best transmission additives for performance and efficiency. Unfortunately, we’re all guilty of letting the health of transmission fluid slip our minds and failing to change it or top it off when ...

Walk into any parts store and you'll see the rows of glossy bottles promising to stop engine wear, boost fuel economy, and make your old clunker run like it just rolled out of the factory. The auto ...

Every auto parts store in America has a wall of engine and transmission additives that, no matter what's actually in them, promises to fix or rebuild some component or system that needs actual, ...