Vintage Ford F-Series 4x4 pickups dotted the 2025 Summer 4-Wheel Jamboree.

Here are four, from bumpside to dentside.

Designed to incorporate seamlessly with its DUI ignition systems, Performance Distributors' engine kill switch kit is easy peace of mind.

Cheap and easy-to-install, you can add theft-protection to your classic rid

When an engine loses its spark, Performance Distributors' DUI is there to help!

Learn all about this unique distributor and what it can do for a classic V8.

The DUI Street/Strip Distributor is a drop-in swap for your factory unit. It provides a longer duration spark which means running a bigger spark plug gap!

Preformance Distributors, with their flagship product - the Davis Unified Ignition (DUI) - has been a great source of information for us for several years. We hit them with 3 performance questions.

Distributor and ignition issues can drive you crazy trying to diagnose the problem. Performance Distributors offers a number of tech tips intended to simplify the process.