HKS Rear Under Spoiler

2022+ Subaru BRZ & Toyota GR86

53004-AT024

Overview:

The HKS Rear Under Spoiler is a precision-engineered rear diffuser designed specifically for the 2022 and newer Subaru BRZ and Toyota GR86 models. Renowned for their commitment to quality and performance, HKS delivers a rear diffuser that enhances both the aesthetic appeal and aerodynamic efficiency of these popular sports cars. Featuring a distinctive fin-shaped rear spoiler, this diffuser optimizes airflow around the rear of the vehicle, improving aerodynamic balance in conjunction with the front splitter.

This upgrade is ideal for enthusiasts seeking to elevate their car’s handling and stability at high speeds without compromising the clean, street-legal look. The HKS Rear Under Spoiler not only adds a motorsport-inspired visual upgrade but also contributes to improved downforce and reduced drag, resulting in better overall performance on the road or track.

Key Features:

Designed with both form and function in mind, the HKS Rear Under Spoiler offers a range of benefits for the 2022+ Subaru BRZ and Toyota GR86:

• Unique fin-shaped rear spoiler for optimized rear airflow
• Improves aerodynamic balance by complementing the front splitter
• Enhances vehicle stability and handling at high speeds
• Reduces aerodynamic drag for improved efficiency
• Motorsport-inspired design that maintains a classic street appearance
• Constructed from high-quality FRP (Fiberglass Reinforced Plastic)
• 3D CAD modeled for precise fitment and performance
• Includes all necessary mounting hardware and installation instructions
• Compatible with 2022 and newer Subaru BRZ Type-S and Toyota GR86 models

Construction & Design:

The HKS Rear Under Spoiler is crafted from durable FRP, a lightweight yet strong material favored in automotive performance parts. This ensures a robust product that can withstand the rigors of spirited driving while keeping weight to a minimum. The diffuser is developed using advanced 3D CAD modeling techniques to guarantee a perfect fit and optimal aerodynamic function tailored specifically for the 2022+ BRZ and GR86 chassis.

While the FRP construction comes ready for installation, it requires painting to match your vehicle’s color or desired finish, allowing for a customized look that integrates seamlessly with your car’s exterior styling.

Performance & Sound

By refining airflow at the rear of the vehicle, the HKS Rear Under Spoiler enhances high-speed stability and cornering precision. The improved aerodynamic balance reduces lift and drag, which can translate to more confident handling and potentially shorter braking distances. While this part does not directly affect engine sound, the improved aerodynamic efficiency contributes to a more composed driving experience at higher speeds.

Installation & Fitment:

Installation of the HKS Rear Under Spoiler is straightforward, designed to bolt directly onto the factory mounting points of the 2022+ Subaru BRZ and Toyota GR86. The kit includes all necessary hardware and detailed instructions to facilitate a smooth installation process. Painting is required prior to installation if you wish to match the diffuser to your vehicle’s color.

No major modifications are necessary, making this an accessible upgrade for enthusiasts looking to enhance their car’s performance and appearance with minimal effort.

What's Included:

• 1 x HKS Rear Under Spoiler (Rear Diffuser)
• Mounting and installation hardware
• Installation instructions

Ideal For:

This rear diffuser is perfect for Subaru BRZ and Toyota GR86 owners who want to improve their car’s aerodynamic performance and visual appeal. It suits drivers who appreciate motorsport-inspired styling and seek enhanced stability during spirited driving or track days, while maintaining a clean, street-legal look. It is also an excellent choice for enthusiasts aiming to complement other aerodynamic upgrades such as front splitters and side skirts.

HKS is a Japanese company specializing in high-performance aftermarket automotive parts, including turbochargers, exhaust systems, suspension kits, and electronic control units. Their products are designed for enthusiasts seeking to enhance vehicle performance, offering reliable and precise components for various builds and driving scenarios.