HKS Hatchback Sport Exhaust system for 1988-1991 Honda Civic Si LES-H05

HKS Sport Exhaust System is meticulously crafted to elevate the performance of your 1988-1991 Honda Civic Si (3-Door HB). This exhaust system prioritizes both increased power and a broader torque band, making your driving experience more exhilarating.

Engineered for Optimal Performance:

• Reduced Backpressure: The precisely designed system minimizes backpressure within the exhaust system. This allows for improved exhaust gas flow, a critical factor for optimal engine performance.
• Enhanced Power Gains: By reducing backpressure, the HKS Sport Exhaust System promotes greater peak horsepower, translating to noticeable performance improvements.
• Broader Torque Band: The meticulously designed system is engineered to deliver a broader torque band, providing a more responsive and enjoyable driving experience across the RPM range.

Application-Specific Design:

• Tailored for Honda Civic Si: This HKS Sport Exhaust System is specifically designed for the 1988-1991 Honda Civic Si (3-Door HB), ensuring optimal fitment and performance gains.
• Precise Muffler Design: HKS utilizes a unique muffler design and shape to achieve the ideal balance of power and torque for your Civic Si.
• Optimized Piping Diameter: The exhaust piping diameter is meticulously chosen to maintain low-end torque while maximizing high-end horsepower, delivering a well-rounded performance upgrade.

Key Features:

• Reduces Backpressure for Improved Exhaust Flow
• Delivers Increased Peak Horsepower
• Provides a Broader Torque Band for Enhanced Drivability
• Fits 1988-1991 Honda Civic Si (3-Door HB)
• R-2 Tip Style with 60mm Diameter
• 50mm Piping Diameter