Originally Posted by
TeamThibault
What's is your thoughts on this. Is this a must buy or is the plastic one all you need? Does it really help with leaking diff?
Their idea is probably the same as Mugen's metal diff, its used to dissipate the heat generated inside the diff. It MIGHT help with leaking diff, but not necessarily. There are ways to stop the plastic diff from leaking too. I have no problems with mine and its completely stock