| its difference of injectors that's the issue. A standard 850 tune doesn't work on the these and there aren't a lot of people who have experience with them. So the entire process is less plug and play than say nismo 740's. You see what Greg Dupree had to say about it...
[ http://www.twinturbo.net/nissan/300zx/forums/technical/view/1118930/My-idle-sucks.html ]
Madhatter10-6
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