We refurbish and build armored Humvees for private contractors and local defense for police, fire, military, and security.

Rock-Slide Engineering was born in 2004 in a garage in Logan, Utah. With a history of off-roading in its pedigree Rock-Slide Engineering has been tested in Utah’s back country from the beginning of it’s inception. Growing from a single bumper, Rock-Slide Engineering now is the leader in off-road products functionality and quality. We are driven by perfection. We pay meticulous attention to every last detail in our product line. Each Rock-Slide Engineering innovation is aimed at making your off-road experience better to any other. All of Rock-Slide Engineering’s products are designed and manufactured at our Logan, UT headquarters. We use state of the art manufacturing technologies, and qualified engineers.

NAPA Know How. More than 85 years ago, the National Automotive Parts Association - (NAPA) was created to meet America's growing need for an effective auto parts distribution system. Today, 91% of do-it-yourself customers recognize the NAPA brand name.

NAPA Know How. More than 85 years ago, the National Automotive Parts Association - (NAPA) was created to meet America's growing need for an effective auto parts distribution system. Today, 91% of do-it-yourself customers recognize the NAPA brand name.

NAPA Know How. More than 85 years ago, the National Automotive Parts Association - (NAPA) was created to meet America's growing need for an effective auto parts distribution system. Today, 91% of do-it-yourself customers recognize the NAPA brand name.