User jdt mentioned that he used these caliper pins successfully, so I thought I would have a go as well.

This is a comparison picture of the mitsubishi outlander caliper pins and my old caliper pins for 02 Sirion. They are virtually identical and are working without any problems.

http://www.ebay.co.uk/itm/MITSUBISHI-OUTLANDER-ALL-MODELS-REAR-BRAKE-CALIPER-SLIDER-KIT-BCF1423C-/330890367839?pt=UK_CarsParts_Vehicles_CarParts_SM&fits=Car+Make%3AMitsubishi%7CModel%3AOutlander&hash=item4d0a9a535f