Additionally this kit includes a silicone coupler

which is the most important piece

The flex-pipe absorbs engine movement

Per una machina dal anno 96 e 2000

SUBARU IMPREZA STI WRX TURBO FRONT DE CAT PIPE 1993-2000 | M2 MOTORSPORT BRZ (Mk1 (ZN6) Facelift) (2017-2020) Additionally this kit includes aMANUFACTURER : M2 Motorsport UNIT QUANTITY : 1 SIZE : 3 STEPPED 2. 5" AT FLANGE SPECIFICATION : Sport NO CAT COLOUR : Polished MATERIAL : 304 Stainless Steel MODEL YEAR : Impreza Turbo 1993 2000 COMMODITY CODE : 87089235 3" Big mouth frontpipe reduces to 2. 5" at the bottom flange so a std fire ring kit can be fitted retaining that all important low down torque. USE WITH ASB9501 or STD system.