You have a nice car mashAllah. Just buy a Upholstery Cleaner Spray ( Around 400-600 rupees ), Ammonia free Glass cleaner for cleaning your dashboard and other plastic parts ( 200 - 400 rupees ) and finally a Interior detailer to shine and protect the al plastic and vinyl ( 400 - 600 rupees ).
All these products can be bought from any big store. Formula 1 interior detailer is cheap and has pretty good results too !!!