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Precision Raceworks Gauntlet HPFP Upgrade for BMW B58 Gen 1
Precision Raceworks Gauntlet High Pressure Fuel Pump delivers exceptional fueling performance for the BMW B58 Gen 1 engine. Engineered with robust cast stainless steel construction, it provides 70% more fuel flow than the factory unit while supporting up to 240 bar of fuel rail pressure across pump gas, E85, and custom blends.
This complete upgrade features a fully reversible, plug-and-play design that requires no permanent vehicle modifications. Rigorously validated through computational fluid dynamics and extensive real-world testing, it pairs seamlessly with high-capacity direct injection systems to maximize overall engine output.
Key Features
| Brand | Precision Raceworks |
| Product Type | High Pressure Fuel Pump |
| Engine Compatibility | BMW B58 Gen 1 |
| Material | Cast Stainless Steel |
| Fuel Flow Increase | +70% vs Stock (+4% vs Big Bore HPFP) |
| Operating Pressure Support | 240 bar |
| Fuel Compatibility | Pump Gas, E85, Fuel Blends |
| Installation Type | Plug-and-Play (Requires Tuning) |
| Fitment Specification | North America Spec Vehicles |
| Estimated Shipping Weight | 8.5 lb |
Highlights
- +70% fuel flow compared to stock pumps.
- Robust cast stainless steel construction for a compact, durable design.
- Plug-and-play installation with no modifications required—fully reversible.
- Comprehensive installation kit including a high-capacity HPFP, low-pressure inlet tube with Teflon internals, stainless steel high-pressure outlet tube, pump adaptation flange, flange alignment tool, electrical harness adapter, and all necessary installation hardware.
- Color installation guide and serialized pump flow test data sheet included.
- Leak and pressure tested stainless tubes for maximum reliability and serialized for traceability.
Sizing & fit
Direct plug-and-play fitment engineered specifically for North America specification vehicles equipped with the B58 Gen 1 engine. Requires an engine tune after installation.
Compatibility
- Plug-and-Play for B58 Gen 1 Engines
- Requires tuning after installation.
What's included
- High-Capacity Gauntlet HPFP
- Low-Pressure Inlet Tube with Teflon Internals
- Stainless Steel High-Pressure Outlet Tube
- Pump Adaptation Flange
- Flange Alignment Tool
- Electrical Harness Adapter
- Complete Installation Hardware Kit
- Color Installation Guide and Serialized Flow Test Sheet
Frequently asked questions
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