New Big Bore hose end system. Picture this for the -12 Plus size .780″ ID ProPLUS hose, an end with over a full .750″ through the nipple bore and seat yet even larger .875″ through the tube bend. Utilizing the ProPLUS hose expansion system to allow the hose ID to be realized through the hose end. The largest and least restrictive hose, hose end and adapter system currently produced for the racing market. Also available for the HS79 product line.