Explore Black Diamond Unlimited in Ropesville, TX, founded by diesel expert Jerod Vuicich. Offering over 10,000 sq ft of shop space for diesel performance upgrades near Lubbock, we specialize in customizing, upgrading, and fixing diesel trucks. Shop online for a vast selection of diesel parts and accessories, delivered to your doorstep in under 7 days. Join our exclusive club for the latest in diesel technology, events, and special offers.