Toyota Yaris GR 20+ MK2 HKS 4502-RA002 HKS SLD (Speed Limit Defencer) Type-1

The HKS SLD is an electronic device designed to eliminate a vehicle's factory speed limiter. When competing on the drag strip or a circuit track, the factory speed limiter can hinder a vehicle's performance. The HKS SLD is available in two versions: Type-1 is generally for vehicles equipped with a manual transmission and Type-2 is generally for vehicles with automatic transmissions.