Hi i am thinking of upgrading from 4gb to 8gb ram. I have a Macbook Pro 13": October 2011 processor: 2.4GHz Intel Core i5 Memory(ram): 4GB 1333 MHZ DDR3 HDD: 500gb I would like to know if i need any specialised tools, screwdrivers etc to open my mbp and replace the ram. The ram I am looking at getting is click here. is this a good ram for my mbp. just some basic things i am wanting to know. thanks in advance.