This burnpot assembly is used for older P2000 and P2700 units as listed below:
P2000I (2001 and older models) P2000F (2002 and older models)
P2700 (2000 and older models)
This is a replacement burnpot for the units listed above only. If your unit is newer than the ones listed above, or a different unit, this is NOT the burn pot you need to order.