First butt dyno impression of the 4+ 3BAR is smoother more refined. It just feels just as strong but feels like the power band got wider. Runs great, shifts fantastic. Pleasure to drive! Don't know what Dan changed but a great tune got better. An enthusiastic thumbs up!
2010 Steel Blue Metallic, Fully Loaded, non PP, LMS 4+, K&N drop in, 170 T-stat, 3 bar MAP