Plastic radiators crack much more easily than fully aluminum radiators. Grit can get in braided brake lines. If they use inferior quality materials it can corrode quickly and it makes inspecting the rubber sleeve difficult. E3 plugs are junk. Do not blindly follow advice from people shilling products, especially when they don't include caveats or alternatives. There is a wealth of information out there that will keep your rig happy and healthy, this isn't it.
