2001 Dodge Durango "royal purple" Questions

What oil filter should we buy? I prefer the K&N oil filter--HP-2004 it's about $14.00.  I also highly recommend Royal Purple Motor Oil. 

What kind of transmission fluid should I use in a 2005 dodge durango? ATF+4 ATF +4 or as I use in my 2004 Royal Purple.

...either Mobil 1 or Royal Purple 75w90 gear oil. This is one of the best things you can to for your Durango as far as preventative maintenance. While you are at it, check out

...royal purple 5w-30. Those are a full synthetic and I can tell you from experience they are great. I run Royal Purple in my silverado and Amsoil in my cbr 600rr. Also, from independant studies done on ...

...Royal Purple.The API rating for 2004 and older cars is SL. Is the royal purple SAE 10W30 API SERVICE SL compatible for my car? It now has over 50k miles. Thanks Royal Purple is compatible with fully ...

If I use royal purple oil in my 1996 Cadillac Deville will it mess it up? Royale purple. If its the correct viscosity for the car, that good stuff

what type oil for a 1991 corvette? Royal purple I use Royal purple 5W30 it is dinoed 8 horsepower in a 5.7 350 cubic in Chevy engine

...with a 5.7 hemi and has about 116,500 miles. I used Royal Purple 5w-20 the las is the royal purple oil the same viscosity as recommended,also sounds like a oil pump goin bad does your oil light come ...

...Royal Purple Transmission fluid - IF your fluid has been changed as scheduled and is current. If not - change the fluid and filter - then add [ as the last quart ] Royal Purple to the Transmission ...

...Royal Purple 75/90. Royal Purple is synthetic oil and very high quality. I would like to know if this is the right oil for my jeep. Thank you. can't really go wrong with synthetic oil as long as the ...