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- Wed Sep 17, 2025 9:51 pm
- Forum: Trinity GM Gas
- Topic: Custom tunes on 5.3
- Replies: 21
- Views: 42560
Re: Custom tunes on 5.3
Im just wondering for tuning i just want added reliability for my motor 5.3 and my 6 speed transmission i just got an I3 and want to know the hest settings for reliability or a good custom tune for reliability and smooth seamless shifting it the odd time shifts weird but nothing absurd