Check here.. I think it is significantly lighter than the stock one... Contact Phil @ Mototek if you have any questions, he has a 999 Ti Subframe ready to bolt up. I'm curious if anyone has one for a 996 or 8.RobertVP said:I've also been thinking about picking one up for my 05 999. How much of a weight saving is there? Is it a direct replacement? What other parts would I need - I would be converting from a biposto to monoposto?