HKS Sport Exhaust – Honda Civic Si 1988-1991 HB D16A6 #LES-H05 – Bolt on Cat Back Exhaust. Gaskets and hardware included. Finish is a dark grey/gunmetal.

Si Model only, Style: R-2, Material: S4, Tip O.D.: 60, Pipe Size: 50, Consist of: 3 piece