THIS EXTENSION HOSE ALLOWS FOR EASIER FLUSHING OF 1996 THROUGH 2015 BOMBARDIER SEADOO MODELS (EXCEPT RXTX & RXPX) SEADOO MODELS WITH REAR DRAIN PIPE. NOW YOU DO NOT HAVE TO REACH INTO THE PUMP AREA AND CUT YOUR KNUCKLES UP OR STRUGGLE TRYING TO WAS OUT YOUR SEADOO.