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Found in BMW B58 Z4 / Supra HPFP these are the perfect upgrade for your B58 GEN 1. (M140i/M240i/M340i/M440i etc)
  • Required when tuning to Stage 2+
  • Direct Plug and Play fitment for OE Pump / Lines
  • Increase in fuel flow over stock B58 pump
  • Allows pump fuelling demands approx. 575BHP