System Features This modified reduced barrier hose kit is designed for use with a complete Gen IV or Gen 5 SureFit™ system in vehicles without a stock engine compartment configuration and core support. The kit contains refrigerant hoses with pre-crimped reduced barrier beadlock fittings on (1) end with the other end open to accommodate a custom installation. All necessary fittings O-rings and mounting hardware are also included along with detailed installation and crimping instructions. Instructions Installation Instructions download Vehicle Fitment warning California Proposition 65 arrow_drop_down WARNING: California proposition 65