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airflow efficiency is key to optimizing your charge air system
Slotted OEM Hats 52370
STM resonated stainless test pipe
6 Silicone Intercoolers hoses for the Lancer Evo 8/9
BC Brian Crower Crankshaft for EJ25 Subaru WRX/ STi (BC5609/BC5629) Application::STi (BC5629) airflow efficiency is key toBrian Crower crankshafts are crafted from 4340 billet steel. Each crankshaft undergoes stress relief, shot peening, magnaflux inspection, and nitriding (a multi step heat treatment) to ensure peak performance. Fully profiled counterweights are designed to minimize windage through the crankcase, reducing oil resistance and enhancing RPM potential. Choice of application for WRX or STi models. Vehicle Fitment: 2002 2014 Subaru WRX 2004 2021 Subaru STi
