The K & N air filter is a direct replacement for the OEM air filter.
I have 6700 mi. on my 6.7 , and have towed a 34 ft. livingquarters horse trailer ( aprox. 15,000#). The change oil light came on just after 5000...
Did you notice much differance between the muffler delete & the 5" ? I took off the s&b , did'nt seem to do anything,( not really cold air ) am...
Have had mine since Sept. 07. The only update i have done was the g-30 I did'nt notice any change in anything ( mpg / hp ). Have had no problems...
This is my 4th diesel p/u & so far the milage is not as good as I had hoped but not really to mutch different from the others. Took a 130mi run...
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