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I have a 2021 5.3L Trail Boss with the 6 Speed Transmission. This one has the AFM system, L82 Engine. Upon research and talking to two buddies of mine at the GM Dealer they told me to buy this drivetrain combination. It has less horsepower than the 6.2 but its enough for me. So far no...

New user here from Lawrenceville, GA. Bought my 2021 Silverado Trail Boss Custom 8 months ago. 5.3L V8, 6 Speed Automatic. So far 8000 miles. Running strong. Love this forum !