1976 GMC C25 Air Intake

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.

Keep your rear cylinders running cool in a high performance engine by installing a water bypass kit to the intake manifold.

Read this guide on how to create a custom crankcase vent system for a Corvette using a Sure Seal air cleaner assembly kit. Learn how to keep pressure to a minimum and fabricate tubing to ensure a proper fit.

Speedway Motors employee Alanna C. talks about the process of tearing down her 1965 Ford Mustang to make room for the Vintage Air A/C kit.