C4 Truck Shifters and Control Modules

There are a lot of choices when it comes to automatic shifters, and we’ll help unpack all the options and features in our automatic shifter buyer’s guide

Concerned about a transmission swap? Our engine transmission compatibility checker will help confirm what you need to make it happen.

Learn what a manual valve body can and cannot do for your automatic transmission and performance driving needs

Looking to update that '67-'72 C10 truck with an LS swap? These motors mounts and transmission crossmember kit will make that modern powerplant and transmission fit like they came that way from the factory!

If you are confused as to how that new steering wheel you want is going to attach to your project's steering column then this buyer's guide should be your first visit before adding that new wheel to your shopping list.

An overview on swapping turbo mufflers for chamber mufflers on a 1969 C/10 pickup. See how to extend the muffler length using exhaust pipe.

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.

The benefit of using adjustable shocks and why the CSI cockpit shock adjuster assembly is the most precise on the market. Find out more on how this product works and why it's important to fine tune your shocks at the track.