Making 500HP In my 535i BMW (Part 1) N55 500hp Kit
BigBoost N55 F-Chassis BBT800 Turbo Kit. Regular price $3,400. View. 500hp power limit for 93 octane fuel regardless of turbo size for the n55. Also, here is a 535whp run on 93oct from a Speedtech kit with EFR Finally Getting a 335i N55 Daily Driver - Immediately Shooting For 500hp N55 Turbo Engine / Drivetrain / Exhaust Modifications. Just pick what colour exhaust tips you want and have it delivered anywhere in Australia with Free Shipping! KIT CONTENTS: MODE Downpipe Kit (Decatted or Catted) ...