Join Date: Jun 2009
Location: Grass Range, MT
I am at 460,000 miles and currently doing oil changes at 40,000 miles with filter change at 20,000 miles. UOA done every oil change since started doing them at about 50,000 miles. Racor fuel filters get changed when they start pulling 4" of vacuum at idle.
M1-303 oil filter with FilterMag.
2006 Express 3500 Ext. 4" Turbo Back Exhaust, bye bye kitty and ruffler. EFI Live. Custom made air intake with dry Aem filter. TDK bumper.