Possible dyno day for Phoenix guys...
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lucas287
Tuning, Diagnostics, Electronics, and Wiring
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Jan 12, 2021 06:18 AM
gaps
GMT 800 & Older GM General Discussion
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Oct 15, 2015 02:53 PM
jtphelps289
GM Drivetrain & Suspension
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Sep 11, 2015 06:37 PM



. My tune was good and put down some decent numbers for a stock 4.8 with only 7 lbs of boost. Best was 352 RWHP 386RWTQ. I was happy

