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Earls UltraPro Hose End

UltraPro Hose End -6 Hose to 5/16" OE Fuel Rail. Crimp Style assembly & must be used w/ UltraPro -6 Hose - Straight.

Part # 681965ERL Be the first to write a review
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Earl's UltraPro Fuel Rail Hose Ends are crimp style hose ends that attach directly to the OE style fuel rail. This special hose end eliminates the need for a special adapter and a standard style hose end. Shorter & slimmer in size than fuel rail adapter and hose end. Black anodized finish.


  • Crimp On Hose End - Attaches Directly to OE Fuel Rail
  • Eliminates Special Adapters & Standard Hose End
  • Crimp Style Assembly - Requires Crimping Machine to Attach AN Hose
  • Crimp Sleeve Sold Separately
  • Fits Most Vehicles w/ 5/16" OE Fuel Rail - SAE Standard Connection
  • UltraPro Hose is Ideal for Use w/ All Fuels
  • Conforms to SAE J2044 Specifications

About Earls

Earl's Performance Plumbing brought aviation fluid transfer technology to the automotive performance market over five decades ago. With the most extensive line of plumbing products available, you can count on Earl's from start to finish.

Adapter TypeHose End
Assembly MethodCrimp On
Brand Earls
Compatible HoseUltraPro
Emission Code4
FinishAnodized Black
Hose End FamilyUltraPro - Crimp On
Hose End Series68
Hose End Size6 AN
Hose Size6 AN
Max Working Pressure250 PSI
Product TypeFuel Rail Hose End
Tube Size5/16"
Part Number681965ERL

This part is legal for sale or use on Racing Use Only Vehicles

The following vehicles are considered Racing Use Only Vehicles:

  • Racing Use Only Vehicles are vehicles that are used exclusively for competition that are not registered and that may never be used on the street

WARNING: It is against the law to install this part on an Emissions Controlled Vehicle

This hose end must be used with Earls UltraPro Hose and Requires Crimp Style Assembly.

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    *Free Shipping & Handling only offered to the contiguous US on orders over $100, excludes clearance parts and oversized packages.

    Some parts are not legal for use in California or other states with similar regulations.