This quality RAGE performance big bore exhaust system will not only increase the power output of your engine, but will also sound good too! Complete with twin stainless steel rear mufflers this system is a simple bolt on solution, designed specifically for 2011-2016 Subaru WRX and STI 2.0 and 2.5L turbo. This street system uses 63mm pipe. Part number BB15471.

BC Camshafts 2JZGTE stage 2 / 3 / 4
BC Camshafts 4G63 EVO 4-8 stage 2 / stage 3 / 3+
Kinugawa Japan TD04HL-20T GTX Legacy BP5 / BL5 twin scroll upgrade turbo
Speedo Cluster Overlay (real carbon) RX7 86-88
Flywheel - Caldina GTT - Lightweight Race 5.2KG
Turbo beanie heatshield blanket - Titanium Series (T25 / T28)
Lengthened wheel studs 1.25P 45mm
Turbo oil feed fitting M10x1 -4AN Kinugawa
Hybrid X01-R intercooler kit - Mazda 3 MPS Gen 2
BC Camshafts VQ35 stage 2 / 3
Hybrid GT2 spec intercooler kit - Toyota Hilux gen 8
Toyota 4EFTE Starlet manifold and dump pipe set (suit TD04/TD05 turbo) 
