Proved performance upgrade, fitted to hundreds of ST150's from 200bhp naturally aspirated to full blown Supercharged 300+bhpBolt on power!Compatible will all makes of exhaust / Standard/ Sports cat or Decat systemsFully Tig welded upper ports for maximum f
Proved performance upgrade, fitted to hundreds of ST150’s from 200bhp naturally aspirated to full blown Supercharged 300+bhp
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