N55 "Gauntlet" High Pressure Fuel Pump by Precision Raceworks
N55 "Gauntlet" High Pressure Fuel Pump by Precision Raceworks
N55 "Gauntlet" High Pressure Fuel Pump by Precision Raceworks
N55 "Gauntlet" High Pressure Fuel Pump by Precision Raceworks
N55 "Gauntlet" High Pressure Fuel Pump by Precision Raceworks
N55 "Gauntlet" High Pressure Fuel Pump by Precision Raceworks
N55 "Gauntlet" High Pressure Fuel Pump by Precision Raceworks
N55 "Gauntlet" High Pressure Fuel Pump by Precision Raceworks
N55 "Gauntlet" High Pressure Fuel Pump by Precision Raceworks
N55 "Gauntlet" High Pressure Fuel Pump by Precision Raceworks
N55 "Gauntlet" High Pressure Fuel Pump by Precision Raceworks
N55 "Gauntlet" High Pressure Fuel Pump by Precision Raceworks
N55 "Gauntlet" High Pressure Fuel Pump by Precision Raceworks
N55 "Gauntlet" High Pressure Fuel Pump by Precision Raceworks
N55 "Gauntlet" High Pressure Fuel Pump by Precision Raceworks
N55 "Gauntlet" High Pressure Fuel Pump by Precision Raceworks

N55 "Gauntlet" High Pressure Fuel Pump by Precision Raceworks

$4,048.00 Sale Save

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DESCRIPTION

Introducing the N55 Gauntlet High Pressure Fuel Pump, the latest innovation from Precision Raceworks, built to outperform and provide unmatched value for N55 enthusiasts. Engineered to flow 70% more fuel than stock and 4% more than the original Big Bore, the Gauntlet sets a new standard in high-performance fuel delivery. Whether you’re looking to maximize power or prepare for future upgrades, the Gauntlet HPFP is designed to meet your needs with exceptional performance and reliability.

FEATURES

  • +70% more fuel flow than the stock N55 pump.
  • Cast stainless steel construction for a compact, robust design.
  • Plug-and-play installation requiring no modifications, fully reversible for future projects.
  • All-new low-pressure inlet tube with Teflon internals and stainless steel high-pressure outlet tube for optimal durability.
  • Complete installation kit, including pump adaptation flange, alignment tool, electrical harness adapter, and ultra-low-profile bolt for the knock sensor.
  • Detailed color installation guide and tuning resources available for easy setup.
  • Dynamically tested for consistent performance at multiple speeds and pressures, with serialized flow test reports.

PERFORMANCE

The Gauntlet HPFP supports up to 240 bar fuel rail pressure, providing consistent fuel delivery for even the most demanding applications. Whether you’re running pump gas, E85, or any blend in between, the Gauntlet is proven through over 60,000 miles of on-road testing and dynamic testing on HPFP test benches. 

VALUE PROPOSITION

1. **Best in Class Performance:** Outflows the competition by 70%, offering the best HPFP upgrade available for the N55 platform at an unbeatable price.
2. **Easy Installation:** Designed for a hassle-free, fully reversible installation. No need for modifications to stock parts, and tuning guides are provided for smooth calibration.
3. **Performance Bundles Available:** Maximize DI-only power with the option to bundle the Gauntlet HPFP with the largest injectors available.

COMPATIBILITY

Compatible with +38% N55 lift kits but not with +49% kits due to its bypass rate at high RPM.

FAQS

How is the Gauntlet different from the Big Bore HPFP?
The Gauntlet features a larger piston and cast stainless-steel design for increased flow and lower price compared to the Big Bore. It retains the 240-bar capability, making it a great option for high-performance builds.

Can I install the Gauntlet pump at home?
Absolutely. The installation kit includes everything you need, and a tune is required to maximize the pump’s potential.

Is the Gauntlet pump compatible with E85?
Yes! It has been rigorously tested with various fuel types, including E85, ensuring reliable performance in any scenario.

Experience the Gauntlet High Pressure Fuel Pump from Precision Raceworks—your ultimate solution for pushing the limits of the N55 engine. Ready to handle any fuel, any power level, and always ready to deliver top-tier performance.

SPECIFICATIONS

WHP potential on gasoline: 684WHP

  • Based on 6500 RPM power peak, 290 BSFC, 75% VE, 90% driveline

WHP potential on E85: 575WHP

  • Based on 6500 RPM power peak, 360 BSFC, 75% VE, 90% driveline

Tune Requirement: Yes

Recommended Tuning Suite: EcuTek, Bootmod3, MHD

Flow rate increase over Stock: 70%

Geometric displacement: 1.516cc/rev

Max Operating Pressure: 240 bar / 24 MPa / 3500 psi

VEHICLE FITMENT
  • BMW 135i 2013
  • BMW 335i 2013 to 2015
  • BMW 435i 2013 to 2016
  • BMW 535i 2012 to 2017
  • BMW 640i 2013 to 2018
  • BMW 740i 2013 to 2015
  • BMW 740li 2013 to 2015
  • BMW M135i 2012 to 2015
  • BMW M135i Lci 2015 to 2016
  • BMW M2 2016 to 2018
  • BMW M235i 2015 to 2016
  • BMW X3 Xdrive35i 2012 to 2017
  • BMW X4 M40i 2015 to 2018
  • BMW X4 Xdrive35i 2014 to 2016
  • BMW X5 Xdrive35i 2013 to 2018
  • BMW X6 Xdrive35i 2013 to 2019
STOCK

All items are dispatched direct from Precision Raceworks headquarters. We currently do not hold physical stock of this item. Thus we suggest contacting us via email or our website contact form prior to ordering so that we can confirm the lead time.

Please note you will be liabable for any customs, duties or taxes and must be paid as neccessary prior to release of your delivery, these are not included in the sale price.

Returns

Returns within 14 days receive a full refund.

Australia-Wide Shipping

Ship anywhere, rates available at checkout.

24/7 support

Contact us anytime via our chat feature or contact page for support

Competitive Edge

We know the competition is tough, but with our exclusive brands and dedication to quality, we provide you with the tools to stay ahead of the pack.

Quality, Performance, and Reliability

That’s why we’ve chosen to work with brands that share our commitment to excellence. At Shifty Mods, we’re not just selling parts—we’re providing the tools to enhance your driving experience and help you achieve your automotive goals.