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Brilliant answer, Thanks Tony.

Hi Bigcol,

cheers for the reply.. as much as know as follows..

depending on what year your 4.2 is, will help in determining what you best direction to go-2004

is it a N/A (Naturally...

Thats a pretty good increase just by fitting a bigger diam snorkel !
Cheers gubigfish.

Awesome, thanks for the input Hodge. I'll see what the other boys have to say too.

Thanks again.

G'Day all,
wanting to get advice on the most logical steps to increase power/torque in a factory 4.2 intercooled trubo diesel G.U. And where is recommended to get the work done, preferably in bris...