The legendary “Dorch Stage 1” (DS1) has evolved. Introducing the all-new DS15-250 HPFP, a complete redesign from the ground up — optimized for performance, reliability, and seamless integration.

Performance Specifications

What’s New

• Exterior: New housing design for easier line routing and simplified installation.

• Interior: Redesigned pressure chamber, optimized springs, improved piston depth, and enhanced volumetric efficiency.

• Performance: Holds steady at 250 bar with proven flow increases measured at 200 bar.

Plug & Play Power

Achieve up to 650hp on E10 gasoline with true Plug & Play installation — no cutting, bending, or crimping lines required. Fully DME-compatible, it retains all OEM safety and control logic.

Software Required:
When tuning via MHD or Bootmod3, simply select the “Dorch HPFP” option during map flashing.
For other platforms, send your .BIN file to tuning@dorchengineering.com for calibration updates via WinOLS.

Why Choose Dorch

• 100% Plug & Play: Direct fit with all required components, including a 250-bar high-pressure line.

• Lifetime Warranty: Confidence backed by unmatched reliability and precision engineering.

Kit Includes

• Dorch Lifetime Warranty

• DS15-250 HPFP assembly

• High-pressure fuel line

• Low-pressure line with bracket

• Plug & Play wiring harness

Applications

• F87 – M2
• F20/21 – 135i, 135xi
• F22/23 – 235i, 235xi
• F30/31/34 – 335i, 335xi
• F32/33/36 – 435i, 435xi
• F10/11 – 535i, 535xi *
• F25/26 – X3/X4 35i *
• F15/16 – X5/X6 35i
• E8X – 135i *
• E9X – 335i *
• E84 – X1 35i *
• E70/71 – X5/X6 35i *

Compatible with 2013+ BMW N55 engines equipped with Bosch HPFP.
Not compatible with 2011–2012 N55 models.