Aluminum Roof Rack Cross Bar for Citroen C4 Grand Picasso 2014+, Premium Car Top Luggage Cargo Carrier Adjustable Support Crossbars Rails Rack Accessories : Amazon.co.uk: Automotive
Citroen C4 (B78) - Roof Bars | Citroen Roof Accessories | Toomey Motor Group Online Store
Set of 2 transverse roof bars Citroën C4 X (C43) | Citroen-Shop.eu
Citroen C4 Grand Picasso (14-18) with flush roof rails:Thule silver Evo WingBars package - 7106, 7114, 6011.