BMW N55 Lift Kit HPFP Upgrade - Dorch Engineering DE-LK

BMW N55 Lift Kit HPFP Upgrade - Dorch Engineering DE-LK We are currently low on N55 cores, so any N55LK orders purchased with a core deposit COULD have up to a 2 week lead-time (although 3-5 days is more typical). We are proud to offer a game-changing...

BMW N55 DS25 HPFP Upgrade - Dorch Engineering DE-55-25A

BMW N55 DS25 HPFP Upgrade - Dorch Engineering DE-55-25A   DS25-250 HPFP SpecsDS25-250DS25-250 + 38% N55LKDS25-250 + 49% N55LK  Flow Potential Gasoline 750whp 900whp 1000whp Flow Potential...

BMW N55 DS15 HPFP Upgrade - Dorch Engineering DE-55-15A

BMW N55 DS15 HPFP Upgrade - Dorch Engineering DE-55-15A DS15-250 HPFP SpecsDS15-250DS15-250 + 38% N55LKDS15-250 + 49% N55LK  Flow Potential Gasoline 550whp 700whp 750whp Flow Potential...

BMW N55/S55 Wireless Ethanol Analyzer Kit - Spool Performance SP-EANS55

BMW N55/S55 Wireless Ethanol Analyzer Kit - Spool Performance SP-EANS55 The Spool wireless Ethanol Analyzer kit is a very cost-effective and robust ethanol content and fuel temperature monitoring solution. With the included smartphone app, the analyzer...

BMW N55 HELIX Support Bracket - Spool Performance SP-HX-SPPBRN55

BMW N55 HELIX Support Bracket - Spool Performance SP-HX-SPPBRN55 Please note all new purchases of Helix kits now come standard with this bracket, so purchasing this separately is not necessary. This listing is for existing helix users who did not...

BMW N55 FX-180 Upgraded High Pressure Pump - Spool Performance SP-FX-180-N55

BMW N55 FX-180 Upgraded High Pressure Pump - Spool Performance SP-FX-180-N55 Spool Performance FX-180 High-pressure fuel pump upgrade  Spool Performance is really excited to introduce our latest product offering to the F-series and late E series...

BMW N55 FX-150 Upgraded High Pressure Pump - Spool Performance SP-FX-150-N55

BMW N55 FX-150 Upgraded High Pressure Pump - Spool Performance SP-FX-150-N55 Spool Performance is really excited to introduce our latest product offering to the F-series and late E series N55 community, the Fx-150 high-pressure fuel pump upgrade. We...