Not to hijack - but I've also had good luck with Coastal Dyno and Need 4 Speed with my truck....lots of shops experienced with L's around. I have just bolt ons and am well into the 400's at the wheels.
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Current Rides: 2001 BMW 540i, 2002 BMW 330i (wife's car)
Previous Rides: 2001 Saleen Mustang SC Speedster Convt, 95 Mustang GT w/ Built 331/Vortech S Trim - 550rwhp, 93 Mustang LX Procharged 400rwhp, 99 SVT Lightning 475RWHP