GU 4.2 turbo airbox modification donaldson cobra head conversion
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Ok, I’ve been waiting for someone else to ask, but no one has.
What is the purpose of this ‘cobra head’ thingo? Is it just a means of improving airflow by virtue of a bigger hole in the top of the airbox or does the cobra head itself actually do something?
2006 4.2TDi ex-Telstra Remote area Camper. Patrol Sold after 11 years of ownership Replaced with 2006 OKA NT Expedition Truck. Cummins, Allison & lots of goodies A Nomadic Life (Blog)
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