I think it's a risk management feature. Most of the traction control systems that are on especially the newer Toyotas are so incredibly well designed they all but make the utility of a locker pointless.
Of course there's always some Bubba out there who will be like "well this one time, and this...
A weird body squeak that I can't find or troubleshoot started about 4000 miles.
Hard shifting in and out of 3rd gear. All other gears are just fine.
Bed rails plastic cover peeling up.
"Other than that, still love the truck" to borrow some copium from Cybertruck forums.
You ever look into the super low pour point oils for the extreme cold, or does the block heater and oil pan heater make this unnecessary? The oil these guys sell has a pour point down to -72F:
Premium Plus Passenger Car Engine Oil – Advanced Lubrication, Inc.
You'd want to run it to at least...
Sealed just means no dipstick. They are far from maintenance free. The only complication, which requires zero tools and can be done DIY, is to put the truck into transmission temp check mode with the shifter to bring the temp up and let excess oil drain out.
Lock thermostat in place with a pin...
That may have changed within the last year. The moly in some recent samples of TGMO is showing around 80-100 ppm if memory serves. The type of moly used is more important than the quantity, as some types of moly are more effective than others. There's also a whole bunch of anti wear things added...
I think it's a pointless risk to NOT use API SN+/ SP, but exact T24A-FTS engine from basically every other country's Toyotas approves as low as API SM. This is in 2023+ MY vehicles. I pulled the official owners manuals to look at oil grade recommendations and specs. This is in countries where...