Saves time and money! Earl's factory assembled hoses made from Speed Flex Teflon Hose, ideal for brake, clutch, instrument and injection hoses. Each hose is pressure tested to 4,000 psi. Maximum operating pressure: 2,000 psi. Hoses listed are #3 with #3 AN female swivel on both ends and #4 hose with #4 AN female swivel on both ends. These individual hose assemblies are not certifiable to D.O.T. standards, therefore, they are to be used on off-road applications only.