He has multiple tattoos including a bulldog, eagle and skull on his right forearm, chain on left wrist, an axe and Harley Davidson on his left forearm.
He is likely to be driving a red 2004 Holden Crewman ute.
Ngawhau has contacts in Waikato, Tokoroa, Morrinsville, Auckland, Tauranga/Bay of Plenty and Hamilton.
Police warned he is considered dangerous and is not to be approached.