HKS Hi-Power Exhaust Honda Civic EX/Si 99-00 Performance Aero Parts True Plug & Play: Direct

True Plug & Play: Direct replacement for the factory ECU—no wiring modifications required

Due to lithium shipping regulations

The High EnergyT and Magnum series studs work well in applications with moderate lifts and spring pressures and are available in the popular 3/8" and 7/16" sizes

Tool steel grip geometry - Prevents slip and rounded edges on stubborn

HKS Hi-Power Exhaust Honda Civic EX/Si 99-00 Performance Aero Parts True Plug & Play: DirectHi Power Exhaust Honda Civic EX Si 99 00 Vehicle Fitments: Year Make Model Submodel 1999 2000 Honda Civic Si, CX, GX, EX R SIR, DX, EX R, LX, EX, HX 1999 Honda Civic Value Package