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.

BC Camshafts K20a stage 2 / 2+ / 3
DPR S14 S15 R33 rear camber arms
Clutch kit Toyota ST215w Caldina OEM spec
Turbosmart wastegate spring - 38mm / 40 / 45mm gates
BC Camshafts B18a B18b stage 2 / 2+ / 3
Seat rails - Bride FX Low Position - FIA
RAGE exhaust system - Ford Falcon BA BF XR6 turbo
Radiator Cap Cover - Violence
PACEMAKER exhaust system - Holden Commodore VE incl HSV LS2 and LS3
Wastegate dump pipe (screamer pipe) 50mm
DPR wheel spacers 20mm 4X108 1.5P (pair)
Water feed and return kit Toyota CT9 CT12 CT20 CT26
DPR fuel filter with -6AN inlet and outlet
Cusco type RS and MZ LSD
SR20 turbo dump pipe S13, S14 T25 atmos venting
PACE MAKER exhaust system - Ford Falcon BA BF XR6 turbo
Turbo oil return fitting kit TD04 TD05 TD06 Kinugawa onepiece
V-band flange and clamp set (2.00")
Hybrid GT2 spec intercooler kit - Legacy BL5 GT B4
Kinugawa TD04 Actuator (4M40T) Billet (adjustable)
BC Camshafts SR20DE(T) stage 2 / 3
Kinugawa -4AN female to -6AN male adapter fitting 