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Ships within 48 hours · Estimated delivery Aug 2 - Aug 7
Intake 266 / 222 @
Rated to 800 BHP
Vipec i88 (Loom A/Pin Kit A also required)
each PW40 40mm wastegate comes complete with 5 different 17-7 precipitation hardened springs for further adjustment of desired boost levels
New OEM RA Shortblock W- Forged CP EJ255 Pistons 99.5 Looms Intake 266 / 222 @Outfront Motorsports Stage 1 RA shortblock is for that added Protection against ring land failure on a lightly modified car. These custom pistons are made specifically for use with the D25 cylinder heads found on the 06 14 WRX and other EJ255 applications. This configuration includes: Custom Outfront Motorsports spec EJ255 CP piston set (24cc) for D25 Heads New OEM STI Black Nitrite 2017+ crankshaft New OEM STI connecting rods New OEM rod and main