I went to nearby Kubota dealer today and bought the filters and lubricants for the 50 hour service on my L3830 GST. What a shock: $209.29 plus sales tax.
UDT fluid, 11 gallons, $124.25
Oil filter, $8.26
Hydraulic filter, $36.96.
15W-40 oil, 6 quarts, $19.03
80W-90 gear oil, 7 quarts, $20.79...