Outfront Motorsports FB25 BRZ Hybrid Closed Open Deck 550 Shortblock WRX 2015-2021 A direct fit upgrade to

A direct fit upgrade to all Gen4 Turbosmart wastegates and feature our unique collar-locking system

The geometry is designed around the OEM tip height meaning these followers can be used with OEM valves

Suits well-built competition engines running 58-66mm turbo

this attention to detail and overall exhaust knowledge allows us to identify aspects of the factory parts that can be greatly improved upon

Outfront Motorsports FB25 BRZ Hybrid Closed Open Deck 550 Shortblock WRX 2015-2021 A direct fit upgrade toWant to build a 2. 4l out of your FA20 engine in your BRZ FR S? 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 AA20 heads from your BRZ FR S and keep your compression ratio the same as stock 12. 5: 1 With a larger bore, this FB25 hybrid block will give you huge gains in Displacement, torque, and response.