I changed my oil first at 2k with just a good dino oil. Truck now has 4k and want to switch to amsoil. Is this ok? If i do switch, should i only keep the synthetic in for 2 or 3k or is it ok to run up to 5 or 7k?
I changed my oil first at 2k with just a good dino oil. Truck now has 4k and want to switch to amsoil. Is this ok? If i do switch, should i only keep the synthetic in for 2 or 3k or is it ok to run up to 5 or 7k?
2003 2500HD D/A LT 4X4 <br /> Banks Monster Exhaust <br /> Amsoil Air Filter