FREE SHIPPING ON ALL ORDERS - DETAILS MOTOR LIFE EVENTS COMMUNITY SUPPORT CATEGORIES BRANDS SHOP BY VEHICLE ASK OUR EXPERTS 1-866-464-6553 Home / Plumbing AN Fittings and Hose / UltraPro ULTRAPRO ULTRAPRO HOSE ULTRAPRO TWIST-ON HOSE ENDS ULTRAPRO CRIMP-ON HOSE ENDS ULTRAPRO FUEL RAIL HOSE ENDS ULTRAPRO PRE-MADE FUEL CROSS-OVER HOSES TOOLS FOR ULTRAPRO ULTRAPRO CARBURETOR HOSE ENDS WIGGINS CONNECTORS Highlights ULTRA RUGGED - PTFE inner liner is impervious to all known fuels, oils, and coolants used in automotive applications. This means UltraPro hose is not degraded or permeated by today’s fuel! Ultra Durable - UltraPro Hose-ends feature Earl’s black anodized finish ULTRA LIGHT - UltraPro Polyester Braid hose is up to 67% lighter than traditional rubber hose with stainless steel braid. UltraPro Stainless Steel Braid hose is up to 37% lighter than traditional rubber hose with stainless steel braid! ULTRA FLEXIBLE - Double-helix ribbed inner hose liner offers extreme flexibility and left flow making tough plumbing jobs a snap with fewer hard connections! ULTRA VERSATILE - PTFE liner is carbon infused for static dissipation! ULTRA FLOW - PTFE inner liner has ultra low coefficient of friction to promote maximum flow! Diagram High-stress components are machined from high-strength 2024-T8 aluminum instead of 6061-T6 aluminum used by competitors Hose-ends utilize brazed bent tubes for unmatched strength Earl’s black anodized finish Available with Earl’s Dynamic Swivel™ technology that allows 360º rotation of installed line Internal seals are a fluoroelastomer material which is resistant to all known fuel, oil and coolant Assembled with an olive that threads onto the double-helix ribbed inner liner of the hose for positive engagement and retention of the hose-ends Liner is reinforced with an outside glass-fiber wrap for additional strength and integrity Inner liner is made of PTFE which is impervious to all known fuel, oil and coolant Double-helix inner liner provides structural integrity allowing full flow and tight bends Double-helix inner liner is also carbon-infused for static dissipation PTFE inner liner has an ultra low coefficient of friction to promote maximum flow Superior Hose and Hose Ends Earl’s UltraPro Series hose has an inner liner made of polytetrafluoroethylene (PTFE) which is a light weight and rugged material ideally suited for transferring fluids in high performance automotive applications including the most extreme forms of racing. The inner liner is carbon-infused and features a double-helix ribbed structure that supports robust flow even in applications requiring tight bends. The double helix ribbed structure also promotes superior sealing through positive engagement and retention of hose-ends. Structural integrity is enhanced even further by a glass-fiber wrap applied to the inner liner before the final application of either polyester or stainless steel braid. Earl’s UltraPro Series hose ends are manufactured from premium materials to be light weight and rugged and are perfectly matched to Earl’s UltraPro Series hose. Earl’s UltraPro Series hose ends feature Earl’s popular black anodizing for extreme durability, ultra high-strength 2024-T8 aluminum in high-stress components, and fluoroelastomer internal seals which are chemically resistant to all known fuels, oils, and coolants. They feature brazed bent tubes for unmatched strength and all unnecessary weight has been eliminated from UltraPro components. Features Designed to withstand harsh environments, brutal vibration, highflow requirements and extreme pressures! PTFE inner liner impervious to all known fuels, oils and coolants used in automotive applications! Double-helix ribbed inner hose liner offers extreme flexibility and full flow making tough plumbing jobs a snap with less hard connections! Liner is reinforced with an outside glass-fiber wrap for additional strength and integrity! PTFE inner liner is carbon infused for static dissipation! PTFE inner liner has ultra low coefficient of friction to promote maximum flow! Assembled with an olive that threads onto the double-helix ribbed inner liner of the hose for positive engagement and retention of the hose-ends! Available in popular -6, -8, -10, -12, -16, and -20 sizes in both woven polyester braid and stainless steel braid! UltraPro Polyester Braid hose is up to 67% lighter than traditional rubber hose with stainless steel braid! UltraPro Stainless Steel Braid is up to 37% lighter than traditional rubber hose with stainless steel braid! DID YOU KNOW? Modern fuels are the enemy of traditional rubber hose (including steel-braided hose) causing deterioration. Rubber hose must be inspected and replaced frequently to eliminate the safety hazards associated with fuel vapors and leakage that occurs as the traditional rubber liner deteriorates. Earl’s UltraPro hose puts an end to these worries! Tech & Support UltraPro Black Polyester Braided Hose Hose-End Assembly Instructions: Convoluted PTFE Polyester Braided with Reusable Ends UltraPro Stainless Steel Braided Hose Hose-End Assembly Instructions: Convoluted Stainless Steel Braided with Reusable Ends UltraPro Hose Ends Earl’s UltraPro Series hose-ends are manufactured from premium materials to be light weight and rugged and are perfectly matched to Earl’s UltraPro Series hose. AVAILABILITY CATEGORIES Tools for UltraPro UltraPro Carburetor Hose Ends Ultrapro Crimp-On Hose Ends Ultrapro Fuel Rail Hose Ends UltraPro Hose UltraPro Pre-Made Fuel Cross-Over Hoses Ultrapro Twist-On Hose Ends BRAND HOSE END SIZE HOSE LENGTH HOSE OUTER MATERIAL Items 1 - 16 of 382 Items Sort 12345 UltraPro Earl's UltraPro Series was engineered as a system to exceed the rigorous demands of even the most extreme forms of racing. PTFE inner liner is impervious to all known fuels, oils, and coolants used in automotive applications. This means UltraPro hose is not degraded or permeated by today’s fuel! Don't settle for good enough, Go UltraPro! JOIN THE HOLLEY FAMILY STAY UP TO DATE WITH THE LATEST RELEASES, EVENTS, PROMOTIONS AND MORE. SIGN UP COMPANY INFO About Us Investors Careers Patents Terms of Use Privacy Policy TECHNICAL SUPPORT Technical Resources Product Registration Warranty Information HELP Track Your Order Report a Damaged Item Returns Policy See All Help Topics ASK OUR EXPERTS 1-866-464-6553 Monday - Friday 8AM - 10PM CST Saturday 8AM - 2PM CST © 2021 HOLLEY PERFORMANCE PRODUCTS, INC. ALL RIGHTS RESERVED.