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2008 Ford F-250 6.4L 10,028 miles on oil, 20110 on engine, 1qt. Makeup Oil Factory oil/filter changed at 5k w/ Mobil 15w40 and this oil was put in at 10,028 miles. There is no DPF filter on this truck, so there are no regens. The truck does run a tune to disable the regens, but it is not raced...

I am going to be draining/refilling and adding an external filter to my 2008 F250 Diesel. The manual specs Mercon V fluid. I currently have 10k on my truck and the fluid looks good. I plan to install an external spin-on Allison design filter and draining/refilling the fluid. I'll also change the...

I have a 2008 Ford F-250 w/ the 6.4L Diesel engine. I currently have 10k and have changed the oil once at 5k. I am ready for the next change and would like some recommendations on which oil. I have not seen much in regards to the 6.4L to get an idea on which oils work better. BTW, the truck has...

How long are you guys running dino HDEO oil in your trucks? If I follow my oil change monitor, I should be about 9500 miles. I would have no problems doing this w/ synthetic oil, but I am uncomfortable w/ DINO oil. I plan to do some UOAs, but I wanted to get some mileage on the engine before...

I have a number of farm use carb engines that I use Fuel Power to stabilize and treat the fuel. We probably take up to 6 months to fully go through one "batch" of fuel. I just had to have the carb rebuilt on a Kawasaki Bayou 300 that had this treated fuel in it. The shop says it doesn't matter...

I just bought an 07 Duramax and will be heading to Colorado for the week. The temps where we are staying (about 10k elevation) will be in the low 30s and upper 20s each night and mid 60s during the day. I would like to use some sort of additive to prevent any fuel issues - either gelling or if I...

2005 Honda Accord 3.0L V6 - 8335 Miles - 30,000 on engine Lots of traffic & Honda Filter Replaced w/ M1 5W20 SS OIL ALUMINUM 2 CHROMIUM 1 IRON 14 COPPER 29 LEAD 0 TIN 2 MOLYBDENUM 73 NICKEL 0 MANGANESE 1 SILVER 0 TITANIUM 0 POTASSIUM 2 BORON 55 SILICON 18 SODIUM 9 CALCIUM 1607 MAGNESIUM 11...

Truck is a ranch truck that sees allot of ideling, hauling, etc. It can sit 3 - 4 weeks without running. 3000 Interval took about 1 year. Previous usage was standard dino oil and somewhat regular changes. Currently running Pennzoil HM 10W30 w/ planned AutoRX ALUMINUM 2 CHROMIUM 1 IRON 16...

What oil & interval do you all suggest for this truck? Background below. I don't mind the cost of synthetic oil and low use changes... I have a 1992 F-150 w/ the 302 and 134k on the clock. It spends time as a ranch truck and probably doesn't run more than 3,000 per year. It was my grandfathers...

I have a 2005 Tahoe Q4SF w/ the 4.3L Mercury 190HP engine and Alpha outdrive. I am currently running M1 5W40 Truck/SUV which is a diesel rated oil and an AC Delco filter. My typical use is in Texas w/ 90 - 100 degree days. We will idle allot (fishing, etc.) and ski/tube as well. I do tend to...

2004 Ford Expedition 5.4 4X4 10,355 miles on oil 24,524 total miles History: I changed factory oil w/ MC 5W-20 and MC 820S at 1k, 4k, and 8k. At 8k, I installed M1 5W-30 and used LC/FP. The air filter was changed about 1/2 through this UOA. Refilled w/ same oil, but w/ LC this time. Not sure...