So you purchased the h&s cooler kit as a simpler alternative with less points of failure, but you had no success with the simplicity of the system and in turn had more failures. Not cooling sufficiently because of limited air flow and no forced air or hd option. Failed lines, and now you're...
You have no leveling kit, no spacers, factory rims and you don't get any rubbing correct? Factory coil suspension?
What specifically is the brand tire you have out of curiosity?
If you've already added a leveling kit I'd assume you to be just fine, height isn't really the problem section width is what will make you rub. Only way you'll know is trying it. Worst case scenario maybe a 1/8 inch spacer would be necessary. Which is very inexpensive. Or if you're planning to...
If you have any reason to get a load rated truck tire a 65 series 20" rim is a great option. It's a half inch more profile on each side of the rim, one inch total larger, significantly deeper tread, they're readily available because it's Ford super duty's standard 20" tire size. A 275/65/20 also...
You're going to want to change your driving habits to lessen your idling and get up to highway speeds for at least 10-15 minutes maybe once a week is ok. And you won't see it. It's not hurting anything but it's letting you know there's a lot of city driving that's not letting it complete...
Who did you use to tune the ECU for the delete? How is it in comparison to the truck it was when new? I've been considering it for the future based on longevity. That and the oil cooler upgrade. Figure those two things would eliminate the Chance of a lot of if's happening that could junk an engine
Really you don't need to be at freeway speed, but pay attention to any dummy lights from the dash.
Your truck just needs to run at a constant ~1800+rpm range for 15 minutes to do a full regeneration. I do mine in town in 1st or 2nd gear. And it regen's fine at 55-65mph also. 80 gets you there...
Well those two trips alone saved you near a truck payment worth of fuel expenses. It's amazing the differences you can see.
Toyota's are nice but they're also known for being particularly thirsty