C4, 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

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

Tech write-up and a video of a Lokar shifter install on an automatic transmission.

Looking for a cost effective way to upgrade the front of your car? This article shows the steps to replace upper and lower stock control arms with tubular control arms for added suspension strength.

Eagle Motorsports, Inc. put together a how-to video on installing their Stallard SST Shifter Assembly.

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

Learn how replace lower and upper rear control arms. Read up on racer Steve's A-body control arm replacement and the bushings included kit he recommends.

In this Tech Tip, John answers a customer question about what would be needed to swap some additional power in place of his anemic 233c.i. Ford.

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!

In this episode of our C10 build series, we swap cams in a junkyard 5.3 and make surprisingly big power.