If i'm running stock twins can i use the WOTM 4inch down pipe and a 4inch hks ti exaust? I mean will it hurt me more the help me, i plan on going single in the next year and wanna already be ready. Also is there anybody who sells chrome intakes for the stock twins, i know WOTM has the 4 inch chrome intake but it won't work for the twins will it? THanks