HKS Blow Off Valve System

Fitment: Honda Civic Type R FL5 (23+)

Part #: 71008-KH012

Overview

The HKS SSQV4 Blow Off Valve Silver is a high-performance, relief-less blow-off valve engineered specifically for the Honda Civic Type R FL5 (2023 and newer). Designed to enhance your vehicle’s response and acoustic feedback, this system provides a precise and reliable boost relief mechanism that maintains consistent pressure control across the entire boost range. Its sleek, compact housing not only elevates the under-hood aesthetics but also ensures seamless integration into the engine bay, making it an ideal upgrade for enthusiasts seeking both style and performance. Whether you're aiming for improved response during spirited driving or a sharper sound signature, this blow-off valve helps deliver a more engaging driving experience while supporting the durability of your turbocharged system.

Key Features

This blow-off valve features a precision-machined, lightweight aluminum housing with a durable silver finish, designed to withstand high temperatures and harsh engine bay conditions. Its relief-less design allows for rapid pressure release, reducing compressor surge and improving throttle response. The SSQV4 incorporates a high-flow internal valve that ensures minimal pressure drop, supporting consistent boost levels. Its compact form factor facilitates easy installation and integration with factory or aftermarket turbo systems. The valve’s modern perforated design not only enhances aesthetics but also contributes to a sharper, more defined sound during boost release. Built with quality materials and engineering, this system is intended to provide reliable performance and a distinctive auditory signature.

Construction & Design

Constructed from high-grade aluminum with a corrosion-resistant silver coating, the SSQV4 features a precision-machined internal valve and a robust mounting flange. Its compact, relief-less design minimizes pressure loss and compressor surge, supporting optimal turbocharger operation. The perforated housing adds a modern aesthetic while aiding in sound tuning and heat dissipation.

Driving Feel & Feedback

This blow-off valve enhances throttle response and provides a crisp, audible boost release, contributing to a more engaging driving experience. Its quick and consistent pressure relief helps reduce turbo lag and compressor surge, supporting smoother acceleration and more direct feedback during spirited driving.

Installation & Fitment

Designed for straightforward installation, the SSQV4 fits directly into the factory or aftermarket turbo piping of the Honda Civic Type R FL5. Proper fitment should be verified against the vehicle’s specific configuration and the part number provided.

What’s Included

The package includes the blow-off valve assembly, mounting hardware, and necessary fittings for installation. Additional accessories or adapters are not typically required for compatible models.

Ideal For

Enthusiasts seeking to improve their vehicle’s response, sound, and aesthetic appeal with a reliable, high-quality blow-off valve tailored for the Honda Civic Type R FL5.