So you’ve visited the site here and are thinking about ordering an IOH Kit for your Duramax but you’re saying to yourself… “Self, is all of this what it’s cracked up to be?”
Well, here is what one Duramax owner had to say about Killer Bee: http://www.duramaxforum.com/forum/04-5-05-lly-performance-parts-discussion/10499-unbiased-review-killer-bee.html