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RaceMe Ultra P6401032PB
Looked around for a while and couldn’t get a straight answer. Not sure if I had a CP4 recall or not. Bought this rig with 28k on it. 2020 HO W/ Aisin. In the process of deleting and when installing raceme ultra, I’m getting “software unknown ECM”. Probably an easy fix. Just hoping someone else...- WesTXlineGod
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- raceme tuner weight reduction
- Replies: 7
- Forum: 6.7 Cummins High Output With Aisin Transmission