Tri-Five Fittings and Hose Parts

In this Tech Tip, John explains the design behind a set of headers destined for a Tri-5 using a traditional rack and pinion style steering system.

AN fittings are a simple and effective way to plumb fluid systems in your car. This AN fittings install guide answers some of the more common questions pertaining to AN fittings and AN line.

Obtain the perfect tire fitment on your ride with the WheelWise Tire Fitment Tool

Learn some helpful tips for using your tire groover as well as what direction to cut your grooves and sipes for maximum side bite and forward bite on your dirt circle track race car.

Hose & Fitting

Need better tire traction on the track? Read our guide on increasing traction with grooving, siping, and needling to ensure your racing tires have great grip.

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

Changing your tire’s profile, be it width, height, or both, can provide increased traction, braking, and handling. Learn more in our guide.

Dick from Koul Tools shares a tip on how to properly seat the AN fittings using the Koul Tools device.

Learn how to use Koul Tools for your AN Hose Assembly with our video guide. Koul Tools make it easy to install a braided rubber hose into the AN fitting socket.