Originally Posted by 
barney
				
			 
			You could always give Davis Performance Landys a call in Sydney. I'm pretty happy with the tune in my 90 (also running LPG injection) and doesn't blow smoke at all. 
Leaves modified V8 cruisers behind.
Even if it's only to pick his brain.
He's also been working with guys in the UK to develop a new kit. 
Wont be cheap but sounds pretty impressive.