HKS Sport Exhaust Civic Si (1988-1991) Infiniti - Installs in under 30

- Installs in under 30 minutes

five year warranty

Ask any racer

Many of the other Pitch Mount Stops on the market use a much harder Urethane

The PERRIN Blow Off Valve solves this problem with a proper seal as well as being fully adjustable

HKS Sport Exhaust Civic Si (1988-1991) Infiniti - Installs in under 30This HKS Sport Exhaust System for the 1988 1991 Honda Civic Si is designed to reduce back pressure and increase exhaust flow for greater peak power and a broader torque band. Each Sport Exhaust application utilizes a specific muffler design and shape along with the appropriate piping diameter to maintain low end torque while maximizing high end horsepower. Features: Piping Diameter: 50mm Tip Diameter: 60mm Tip Style: R 2