The Competition Clutch Stage 4 D&S Series 1620 Clutch Kit is a high-performance upgrade designed for Honda Civic Si models from 2002 to 2011. Engineered for maximum durability and torque capacity, this clutch kit features a sprung strip disc construction that enhances engagement smoothness while handling increased power levels. Built with premium materials, it offers reliable performance under aggressive driving conditions, making it suitable for spirited street driving, track days, and high-torque applications. The kit is designed to deliver improved clutch response, increased holding capacity, and long-lasting durability, ensuring consistent performance during demanding driving scenarios.

This clutch kit is compatible with 2002–2011 Honda Civic Si models equipped with a 2.0L engine. It serves as a direct replacement for the stock clutch, providing a significant upgrade for enthusiasts seeking enhanced performance. Installation involves standard bolt-on procedures, and the kit includes all necessary components for a complete upgrade. Ideal for street, track, and aggressive driving, this clutch kit enhances vehicle responsiveness and power transfer, supporting higher horsepower and torque levels without sacrificing reliability or drivability.