Mazworx Stage 4 Short Block - STi / WRX / LGT STI, WRX, STI BLOCK, WRX BLOCK, STI STAGE 4 BLOCK, WRX STAGE 4 BLOCK, STI STAGE 4 BLOCK, WRX STAGE 4 BLOCK, STI RACE BLOCK, WRX RACE BLOCK, SLEEVED BLOCK, SLEEVED STI BLOCK, SLEEVED WRX BLOCK, BUILT STI BLOCK, BUILT WRX BLOCK

Mazworx Stage 4 Short Block - STi / WRX / LGT (EJ25 S4 SB)

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Our Built STi Stage 4 shortblock is ideal for anyone looking to really push their rotated turbo kit. This built sti block is built, in house and designed to help handle upwards of 650hp. We use the lighter, Manley H Tuff connecting rods in able to...
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