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2011 Subaru Impreza WRX STI Limited 2
Blouch billet 44lb/min compressor wheel with “XT” aero
4 0-5V Analog Inputs
It's the last engine management solution you'll ever need
head castings will need to be filed down slightly for clearance - Please check during install
Outfront Motorsports FB25DIT Hybrid Non Closed Deck 550 Shortblock swag 2011 Subaru Impreza WRX STIWant to build a 2. 4l out of your FA20DIT engine? Look no further. This hybrid shortblock developed by us in 2016 is the perfect answer. This block utilizes an FB25 case, FA20DIT Crankshaft, and a custom Forged piston to match up with your FA20 DIT heads and keep your compression ratio the same as stock. With a larger bore, this FB25 hybrid block will give you huge gains in Displacement, torque, and response. Seasoned FB25 Case New FA20DIT Crankshaft