Cheaper to buy the larger size.Was this review helpful?1 of 1 people found this review helpful.easy and cheapCRAIG in MOComments On Oct 23, 2007:this is a simple operation to keep your machine in top operating conditionWas this review helpful?1 of 1 people found this review helpful.great filter oilSHAYNE in NYComments On Oct 23, 2007:great oil never used anything else but K and N is the best name