🔗 Connect with Confidence! Holley EFI - a name synonymous with reliability. Lightweight and portable for easy transport. Crafted from high-quality materials for long-lasting performance. Effortlessly connect your EFI system to your computer. Designed for unisex-adult users, fitting a variety of setups. 4.84x4.33x3.31 in USB connectivity 0.25 lbs The Holley EFI 558-443 CAN to USB Dongle Communication Cable is engineered for durability and performance, allowing seamless communication between your EFI system and computer. With a compact design and lightweight build, this cable is perfect for on-the-go professionals who demand reliability from a trusted brand.