HKS AF Knock Amp 3

Manufacturer: HKS

Article no.: 44006-AK004

€1,029.35*

Limited availability, delivery time on request

HKS AF Knock Amp 3

The HKS AF Knock Amp 3 is a high-precision electronic monitoring device engineered for the tuning and motorsport enthusiast. This third-generation unit combines advanced air/fuel ratio and knock monitoring in a single, robust package, featuring a modern color LCD display and controller for intuitive operation.

Designed for integration with high-performance engine management systems, the HKS AF Knock Amp 3 enables real-time monitoring of two independent air/fuel channels, making it ideal for V-bank or multi-cylinder engines. The included Bosch A/F sensor ensures accurate measurement, while the digital filter technology enhances knock detection by isolating engine vibrations from true knock signals.

Simultaneous monitoring of two air/fuel ratios with included Bosch A/F sensor
Advanced knock detection with digital filter for improved signal clarity
Color LCD display/controller and amplifier unit for easy setup and operation
Analog output for integration with F-CON or other data loggers
Knock level threshold setting and visual/audio feedback for tuning precision

This product has not yet been assigned to any vehicle. We are working to ensure that this changes as soon as possible. Please contact us if you have any questions.

HKS manufactures a variety of high performance parts for Japanese vehicles. Coilover suspensions, exhausts, engine internals, and complete forced induction kits are just a few of the products available. All their products are manufactured in-house and are extensively tested on nearby Fuji Speedway.