K&N AC 428 Parts

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 proper steps in upgrading your air cleaner assembly to ensure clean air, allowing your engine to more easily make the power that it should.

In this Tech Tip, John offers up a couple solutions to a customer on the hunt for a coil over kit for his 2-door Model A.

Learn how to adjust toe in and ensure your'e driving straight. Adjusting toe on a car might seem like a tricky procedure, but our toe adjustment guide can help.

Hose & Fitting

Find out how to achieve the correct tire pressure for optimal race car performance.

Testing a 2 or 3 wire speed sensor sounds difficult, but these videos show that it actually is quite easy!

In this guide, Kevin demonstrates how to properly install an external oil cooler in his '54 Chevy Belair with a Big Block Chevy engine.

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.

This year's 90th anniversary of the '32 Ford reminds us of the 75th, when some of the most famous and influential Deuce hot rods gathered at the Grand National Roadster Show.