+1
He's also misrepresenting Dinan's e89 Z4 n54 hp and tq increases. A Stage II nets 78 more hp (rather than 50-60) and 116 more tq (rather than 60-70).
http://www.dinancars.com/store/home.php?cat=829
None of the others modify the operation of the water pump such that its output is increased to compensate for the increase in boost and total output. That's why Dinan can warranty his products because of details like that. I'd like to see the entire group of dyno runs as well, before I bought any of the charts' net output detail.
My guess is that somebody is a JB3 fan. Why else would the JB3 be shown in red with the highest gains (which is not correct).