Roof rack THULE for Volkswagen Transporter T5/T6 Multivan - YouTube
How to Fit a C-Channel Awning Rail Under a VW T4/T5/T6 Elevating Roof
BRANDRUP VW T4 TOP-RAIL SWB and LWB - fits either side (single rail, does not include side spoiler set) | CamperVantastic Camper Van and Accessories Online Shop