HKS OB-LINK – Japanese Performance Engineering, Real-Time Vehicle Intelligence

Experience your vehicle's performance through HKS technology.

Developed by HKS, one of Japan's most respected names in performance engineering, the HKS OB-LINK (44009-AK001) brings real-time vehicle data directly to your compatible Android smartphone or tablet.

Designed for enthusiasts who want greater visibility into their engine's operation, this Bluetooth OBD-II monitoring interface connects to a compatible vehicle's factory diagnostic port and communicates with the HKS CarscopePlus application.

From engine RPM and coolant temperature to throttle position and ignition timing, OB-LINK transforms supported ECU data into an accessible digital monitoring experience.

HKS OB-LINK Key Features

• Real-Time Engine Monitoring: View supported parameters including engine RPM, vehicle speed, water temperature, intake air temperature, throttle position, ignition timing, and more.

• Bluetooth Wireless Connectivity: Transmits vehicle data to compatible Android smartphones and tablets.

• HKS CarscopePlus Integration: Access digital gauge displays, vehicle information, trip history, graphs, and supported maintenance-monitoring features.

• Direct OBD-II Connection: Connects through the vehicle's existing diagnostic port without cutting or splicing factory wiring.

• Intelligent Power Management: Automatic power control and low-power standby functionality help minimize battery consumption.

• Authentic HKS Japanese Engineering: An original HKS electronics product manufactured in Japan.

Product Specifications

Brand: HKS

Product: OB-LINK Bluetooth Vehicle Monitoring Interface

Manufacturer Part Number: 44009-AK001

Connectivity: Bluetooth (SPP Profile)

Vehicle Connection: OBD-II Diagnostic Port

Supported Platform: Compatible Android Devices Only

Manufacturer-Specified Android Versions: Android 6.0–13, subject to device and application compatibility

Country of Manufacture: Japan

Condition: New

Condition & What's Included

Offered in new condition with the original HKS retail packaging and printed documentation shown in the product photographs.

Includes the HKS OB-LINK interface, integrated OBD-II cable and connector, original HKS box, and accompanying instruction materials.

Original packaging may exhibit minor storage or shelf wear.

Important Compatibility Information

This is the original HKS OB-LINK, Part No. 44009-AK001. It is not the later OB-LINK TYPE-001 model.

• Android only. Not compatible with Apple iPhone or iOS devices.

• Requires a compatible Android device supporting Bluetooth SPP.

• Uses HKS CarscopePlus and associated OB-BRIDGE software.

• HKS lists Android 6.0–13, but newer operating systems and individual devices are not guaranteed to work.

• CarscopePlus installation availability varies by Android version. Confirm application access before purchasing.

• Vehicle compatibility and available monitoring parameters vary by make, model, engine, and year.

Please verify both vehicle fitment and smartphone/application compatibility using HKS's official information before ordering.

Built on HKS performance heritage. Designed to bring your vehicle's data into view.

A compelling addition for JDM performance enthusiasts and owners seeking an original HKS electronic monitoring accessory.