Outfront Motorsports 775 Closed Deck Short Block EJ255 W/ D25 Heads swag You can expect faster spool

You can expect faster spool up time compared to long primary/double secondary designs

They are designed for lightly tuned racing cars for drag racing

Of course and this 3 port boost control solenoid will help you do it

8 x Auxiliary outputs^

baddest mammer-jammer bolt-on turbo for the Subaru WRX/STi offered by Blouch Performance Turbo

Outfront Motorsports 775 Closed Deck Short Block EJ255 W/ D25 Heads swag You can expect faster spoolThis closed deck block design has been proven to withstand extreme boost levels resulting in high cylinder pressures without the worry of cracking a sleeve. The billet material that reinforces the combustion area has been further optimized with our V3 closed deck block in the known problem areas making it a far superior product to any sleeved block. With a closed deck block the stock sleeves are still in place eliminating all risk of dropping sleeves