SPEC Stage 1 Clutch Kit

2013–2021 Subaru BRZ / Scion FR-S / Toyota 86 2.0L Boxer Engine

Part #: SU331

Overview

The SPEC Stage 1 Clutch Kit is designed specifically for enthusiasts seeking reliable, high-performance clutch upgrades for their Subaru BRZ, Scion FR-S, or Toyota 86 equipped with a 2.0L boxer engine. Whether you're upgrading for spirited street driving, occasional track days, or simply replacing a worn clutch, this kit offers a perfect balance of performance, durability, and smooth engagement. It is engineered to support increased power levels while maintaining a factory-like pedal feel, making it an ideal choice for daily drivers and performance enthusiasts alike.

Built with high-quality materials and precision manufacturing, the SPEC Stage 1 Clutch Kit enhances your vehicle's clutch response and longevity. It provides improved grip and consistent engagement, helping you get the most out of your vehicle's powertrain without sacrificing drivability or comfort. This kit is a straightforward, bolt-on upgrade that delivers noticeable improvements over the stock clutch system.

Key Features

The SPEC Stage 1 Clutch Kit incorporates several advanced features to ensure optimal performance and durability:

• High-performance organic lining based on carbon kevlar materials, offering smooth engagement and excellent lifespan under high clamp loads.
• Integrally molded design with bonded steel backing enhances strength and heat resistance, ensuring reliable operation during aggressive driving.
• Sprung hub (application dependent) with double sprung design and spring cover relief provides flexibility and reduces driveline shock, resulting in smoother shifts and less stress on drivetrain components.
• Heat-treated components increase durability and resistance to thermal stress, extending the life of the clutch assembly.
• Designed to support increased torque and horsepower, making it suitable for moderate performance upgrades and daily driving.
• Manufactured with precision to ensure proper fitment and ease of installation, maintaining factory pedal feel and engagement characteristics.
• Engineered for consistent performance, helping you achieve confident acceleration and improved throttle response.
• Built to meet or exceed OEM standards for quality and reliability, ensuring long-lasting performance under demanding conditions.

Construction & Design

The SPEC Stage 1 Clutch Kit features a meticulously engineered design that combines high-quality organic friction materials with robust steel backing. The organic lining provides a smooth, progressive engagement suitable for street use, while the bonded steel backing ensures structural integrity and heat dissipation. The clutch components are heat-treated to withstand the rigors of spirited driving and frequent clutch engagement, reducing the risk of premature wear or failure.

The assembly includes a sprung hub (application dependent) that absorbs driveline shocks, enhancing comfort and component longevity. The components are precision-machined to ensure perfect alignment and fitment, facilitating a straightforward installation process. The kit's design maintains the factory pedal feel, allowing for confident, predictable engagement without a harsh or aggressive pedal response.

Installation & Fitment

The kit is designed as a direct bolt-on replacement for the factory clutch components on the Subaru BRZ, Scion FR-S, and Toyota 86 with a 2.0L boxer engine from 2013 to 2021. No cutting, drilling, or modifications are typically required, and the installation can be completed using standard tools and procedures. It is recommended to follow the manufacturer's instructions for proper installation and break-in procedures to maximize performance and lifespan.

• Complete bolt-on installation with no modifications needed
• Compatible with stock flywheel or aftermarket upgrades
• Suitable for street, spirited driving, and light track use

What's Included

• Clutch disc with organic friction lining
• Pressure plate
• Release bearing
• Alignment tool
• Hardware and installation instructions

Ideal For

• Owners of Subaru BRZ, Scion FR-S, or Toyota 86 seeking a reliable performance clutch upgrade
• Enthusiasts looking for improved pedal feel and engagement
• Daily drivers who want increased durability and consistent performance
• Performance enthusiasts upgrading for moderate power increases