Subaru 79mm Crankshaft - WRX & STI 2006-2014 (V9+) EJ25 Defi the included air filter oil

the included air filter oil remains suspended in the pleats of the cotton filter material

These AN10 take off plugs are used to adapt the feed and return hose ports on the engine block and the factory water pump

improving overall engine responsiveness

Lightweight carbon fiber construction

your OEM K-Series engine harness and your K-Series ECU allowing for a simple plug and play K-Swap

Subaru 79mm Crankshaft - WRX & STI 2006-2014 (V9+) EJ25 Defi the included air filter oilGenuine Subaru rear thrust crankshaft as found fitted in EJ25 engines. Originally on sale from 03 1998+ both UK and Europe did not receive this crankshaft in the Impreza models until 2006 (when it was supplied in the new EJ25 WRX and STI engine). Prior to 2005 the crankshaft could be found in legacy models and vehicles manufactured for the US car market.