Two siblings, Raul and Roland Mendez, hailing from San Antonio, Texas, have transformed a 2000 Kenworth W900 L truck into a marvel of customization, earning it the distinction of being one of the most extensively modified trucks globally. Their creation, dubbed Project TOC, boasts a staggering 750 horsepower and has garnered acclaim for its innovative design. Over the course of approximately eighteen months, the brothers dedicated themselves to the meticulous customization of the truck, estimating that they’ve revamped more than 90% of its components. Their passion project came with a hefty price tag, tallying up to around $180,000 in expenses.