okay i was putting my truck back together (nitro rustler pro.15) and i stripped the the header for the exhaust. and i have the 360 stinger in it. so i searched and the header is discountiued[:@][:@][:@][:@][:@][:@]. so i have a old muffler froma torq 12 engine and i was thinking can i use it. i am thinking it gonna touc the tranny.