H hwprouty Joined Mar 6, 2023 Messages 222 Reaction score 446 Aug 3, 2025 #1 I just installed a Trifecta Tune in my '21 Colorado ZR2 Bison, I'm impressed! I didn't think it would be a noticeable seat of the pants thing but it is! Highly recommend. Last edited: Aug 3, 2025
I just installed a Trifecta Tune in my '21 Colorado ZR2 Bison, I'm impressed! I didn't think it would be a noticeable seat of the pants thing but it is! Highly recommend.
