I also was stuck on the very broken Sync 3.4 22251. So bad I couldnt even do a master reset, it would just freeze and crash.
I used the Cyanlabs tool to clear the rwdata and free up some space.
Was able to do a master reset.
Then used the Cyanlabs Sync3updater to update to to 23188.
Kept the...
No one is saying it's a magic solution to anything. Just that the truck can indeed make more power with premium fuel. I switch in-between the two depending on what's going on or where I'm at but the difference between 87 and 93 to me is definitely noticable.
It's not some wild magic. The ECU uses something called the OAR (octane adjust ratio) to modify performance parameters like timing. The OAR is driven based on the knock sensor and subsequently the octane of the fuel. The closer it is to 1 the more power you can make. You can actually see this...
Yeah, even with it "fully disabled" it will still kick on if you get too sideways. Current best fun having mode is to lock the diff then hold the TC button to disable. This will net you the most fun but once you break like 25-30mph it will unlock your diff and TC will start kicking back on...
These may be another option that appears to be in stock. The HF version looks suspiciously similair...
https://www.harborfreight.com/12-in-drive-sae-metric-lug-nut-impact-sockets-7-pc-69781.html
https://tiresupplynetwork.com/products/7-piece-no-mar-socket-set
Ah, good Ol' AvE on youtube made these. Great channel about tools/building stuff/shop fuckery.
https://www.youtube.com/channel/UChWv6Pn_zP0rI6lgGt3MyfA