If you’re running a truck (or trucks) without an auxiliary oil cooler, it may be something you want to consider. Here’s some information on auxiliary oil coolers, what they are, and why they’re a great upgrade, from Zylstra Automotive & Diesel in Visalia, CA.

Are the tires on your diesel truck any good? At Zylstra Automotive & Diesel in Visalia, CA, we want you to be able to spot the difference between a good tire and one that needs to be replaced. Here’s a quick guide on what to watch out for.