perlis is in the RJ series now...
have a look at this website for the latest running numbers -->> http://portal.jpj.gov.my/index.php?option=com_wrapper&view=wrapper&Itemid=20&lang=ms
Airflow of stock airbox is quite restricted. Thus, thinking of how to improve the airflow. Found out this website which basically modifying the stock airbox by removing all the pipings before the airbox and cut the...