
ABOUT US
Welcome to R&D Billet Concepts, your trusted source for premium lowrider hydraulic parts, billet blocks, and custom accessories. We specialize in precision-machined components for lowrider hydraulic systems, cosmetic upgrades, and functional billet parts—crafted by enthusiasts, for enthusiasts.
All our lowrider parts are designed and machined in-house in Visalia, California, using aerospace-grade aluminum billet and other high-strength materials to ensure unmatched durability, style, and performance. Whether you need chrome billet hydraulic blocks, battery covers, or custom-machined show pieces, we deliver craftsmanship that stands out at every car show.
With over 35 years of machining expertise, R&D Billet also offers custom machining services and metal engraving to bring your designs to life. When you want precision, reliability, and show-quality style for your lowrider’s hydraulic setup, you can count on us.
At R&D Billet, we are committed to delivering top-quality lowrider hydraulic parts, billet accessories, and custom components with unmatched customer service. Our team takes pride in a hands-on, in-house approach to design and manufacturing, ensuring every part we produce meets the highest standards of style, performance, and durability.
We specialize in creating custom billet hydraulic blocks, battery covers, and accessories that not only perform flawlessly but also turn heads at every show. Our mission is to serve lowrider car enthusiasts who want to take their ride’s style, reliability, and hydraulic performance to the next level.
Located in Visalia, California in the heart of the Central Valley, all of our products are proudly designed and manufactured in the USA. Every part is machined with precision, tested for quality, and built to last—so you can drive with confidence and showcase your build with pride.




HYDRAULIC SYSTEM

BATTERY COVERS

COSMETIC COVERS

MISCELLANEOUS