super fast shipping
Haltech engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Haltech lineup with fast shipping and expert fitment support — order with confidence.
The Haltech IO 12 Expander Box is a versatile, CAN-based solution designed to increase the input and output capabilities of your existing Haltech ECU setup. With 12 dedicated channels, this expander allows you to monitor and control a wide array of sensors and auxiliary devices, providing the granular data needed for complex engine management. It is an essential component for racers and builders who require more inputs than the base ECU can provide, ensuring you never miss a critical performance metric.
This expander box is engineered for reliability and performance, allowing you to add sensors for oil pressure, fuel pressure, exhaust gas temperature, and more without the need for additional complex wiring harnesses. By utilizing the CAN bus protocol, the IO 12 communicates directly with your ECU, ensuring fast, accurate data transmission. Whether you are building a professional race car or a high-end street build, the Haltech IO 12 provides the scalability you need to monitor every aspect of your engine's health. Discover a wide selection of advanced data acquisition tools at GGCRACING.
| Brand | Haltech |
|---|---|
| Manufacturer part number | HT-059900 |
| GGC SKU | HALHT-059900 |
| UPC / GTIN | 9356450004503 |
Use the manufacturer part number when you compare with other listings or ask us to confirm a match.
| Box size | 6.5 × 5.7 × 3 in |
|---|---|
| Shipping weight | 0.6 lb |
Universal fit — check measurements. Compare the dimensions and specifications on this page with your application before you order.
No reviews yet. Bought this part? Tell other drivers how it fits and performs.