HKS Super SQV 4+ Return Kit Assembly for ER34/ECR33

This HKS Super SQV 4+ return kit assembly provides the plumbing and components needed to operate the Super SQV 4+ valve on compatible Nissan Skyline platforms, enabling controlled recirculation and reliable boost release for ER34 and ECR33 chassis. Supplied as an assembly for use with the Super SQV 4+ series, the kit simplifies integration with existing valve hardware while keeping HKS build quality and performance-focused engineering at the forefront.

Features:

• HKS Super SQV 4+ compatible return kit assembly
• Designed for ER34 and ECR33 chassis
• Supports recirculation and boost control functions

Vehicle Fitment:

• ER34
• ECR33