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.

Toyota 4AGE / 4AGTE turbo manifold 16v RWD CAST
Hybrid GT2-S intercooler kit - Falcon FG XR6
Flywheel - Caldina GTT - Lightweight Race 5.2KG
Kinugawa Japan 20G upgrade kit for EVO 1-3 TD05
Border coilovers - S1 street series
Kinugawa Japan TD04-15T 4cm 5-bolt 4D56T Pajero upgrade
Dobi Sport low / super low springs - Half Set (1pair)
Yellowspeed Brake Kit 330mm 6-pot (17") Rear
Aluminium wheel nut set (20pcs) 12x1.5P round
Hybrid GT2 spec intercooler kit - Mazda 3 MPS Gen 1
Hybrid GT2 spec intercooler kit - Toyota Hilux gen 8
Turbo oil feed fitting M12x1.25 -4AN Kinugawa
DPR S13 R32 A31 Z32 rear camber arms
PACE MAKER exhaust system - Ford Falcon FG XR6 turbo 