HKS HKS 31006-BH002 - 17+ Honda Civic Si Sedan (FC) Hi-Power Muffler Exhaust MSRP: $1,100.00 Was: Now: $935.00 Add to Cart
HKS HKS LES-H05 - 88-91 Honda Civic Si Hatchback Sport Exhaust MSRP: $740.00 Was: Now: $629.00 Add to Cart
Injen Injen SES1577 - 06-09 Civic Si Coupe & Sedan 60mm Axle-back Exhaust MSRP: $513.65 Was: Now: $466.95 Add to Cart
Invidia Invidia HS12HC4GTT - 12+ Honda Civic Si Sedan N1 Titanium Tip Cat-Back Exhaust MSRP: $922.00 Was: Now: $645.40 Add to Cart