This RAGE downpipe / Front pipe is designed for the 2002 onwards version 8 WRX and STI. It is mild steel and 76mm diameter. Twin scroll turbo fitment only. Part number BB3117 (part of the complete BB9054 and BB9055 exhaust systems). Designed to fit the RAGE exhaust system.

PACEMAKER exhaust system - Holden Commodore VE incl HSV LS2 and LS3
Kinugawa Japan TD04-15T 4cm 3-bolt 4D56T Pajero upgrade
Hybrid GT2 spec intercooler kit - Toyota Hiace
SD Rod End (chromolly, imperial) R/L
DPR 700 external fuel pump
Denso Kinugawa 565cc injector set (4) GDA GDB
SR20 turbo dump pipe S13, S14 T25 atmos venting
Downpipe RAGE - Subaru WRX 1994-2000 3"
Kinugawa Japan TD04HL-20T GTX Legacy BP5 / BL5 twin scroll upgrade turbo
Hybrid GT2 spec intercooler kit - PX Mazda BT50 / Ford Ranger
DPR S14 S15 R33 rear camber arms
Turbo oil feed kit TD05/TD06 EVO 4-9 oil filter housing type - Kinugawa 