Dorch Stage 1 HPFP Upgrade (N55) Adapter:"B" (2014+) Made from high-quality carbon fiber

Made from high-quality carbon fiber and finished in high gloss

Low Pressure Line

If using MHD or Bootmod3

Kit Fitment:

897 HDP6 (Stock B58TU) 1

Dorch Stage 1 HPFP Upgrade (N55) Adapter:"B" (2014+) Made from high-quality carbon fiberThis is a complete plug and play kit to support up to 550whp (this number can vary quite a bit depending on tuning strategy and the blend of ethanol). Theres no cutting, no bending, no crimping, etc. This kit drops right in with full control from the DME, just like the OEM pump. All of the safety and sophistication of the stock DME remain in place. The table below serves as a reference for maximum fuel flow in cubic centimeters per camshaft revolution