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Ships within 48 hours · Estimated delivery Sep 12 - Sep 17
up to 900 HP - naturally aspirated
There is no core charge
or ‘knock’
Cusco offers rally and tarmac diameters for select models
The air filter is located in the original air box space and is protected by a replacement air box which is designed to reduce intake air temperature and increase horsepower
Manley Turbo Tuff Series Crankshaft 83mm Subaru WRX / STI EJ20 / EJ25 2002-2021 vendor_Swift Springs up to 900 HP -Part #: 190060B Manley Turbo Tuff Billet 4340 Subaru crankshafts are the perfect crank to complete a stout bottom end build. Each crankshaft is put through a multi step heat treatment process and nitrided (hardened) for maximum strength. The crankshaft is then stress relieved, shot peened, and magnafluxed (stress tested). The center, crank pin and counterweights are gun drilled for reduced weight. Each Turbo Tuff crankshaft features knife edged
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