OPEN FRAME VEHICLE MULTIFUNCTIONAL SPORT TUBE

A roof rail assembly for a motor vehicle having an open frame vehicle architecture includes a side air curtain fixedly coupled with an elongated hollow sport tube extending along a longitudinal axis of the motor vehicle. The sport tube comprises a two-piece multi-gage tube extending along a longitudinal length of an occupant compartment of the motor vehicle. The side airbag curtain is fixedly coupled with the sport tube, the side airbag curtain having a stowed condition and an inflated condition. An integrated seal carrier is fixedly coupled with the sport tube and extends laterally outboard of the motor vehicle, the integrated seal carrier comprising a removable roof sealing member and a removable door window seal, wherein the removable roof sealing member and a removable door window seal are independent of one another.