Extend the life of your combine’s air filter. For Case IH & New Holland Combines.
Hillco Air Flow Systems will extend the life of your combine’s air filter in dusty and dirty conditions. The self-cleaning design requires no maintenance and will reduce the amount of dirt entering your combine’s air filter. Contact Hillco or your local Case IH or New Holland dealer for more information
NEW: Kits for Case IH Midrange & New Holland Combines.
*For CR9.90 Models, please contact Hillco.










"The Hillco Air Flow System made a world of difference compared to the stock air intake. I went from changing my tractor's air filter once a week to now once a year or around 500 hour which has saved me thousands of dollars on air filters. My next tractor will most definitely be equipped with a Hillco Air Flow System."
We are 100% satisfied with the Hillco Air Flow Systems. When we purchased our new tractors, the Hillco Air Flow Systems were a must-have. We went from fighting daily to keep our tractor air filters clean to having no air filter troubles. This system is simply the only way to go. We couldn't be happier."
Enter your farm data to calculate what a Hillco leveling system puts back in your pocket. Fields are pre-filled with study data — update the numbers that apply to your operation.
% of total acres per slope range — all crops combined (must total 100%)
With a Hillco leveling system, your combine harvests slopes at your flat-ground (0–3%) speed.
| Slope | Corn | Soybeans | Wheat |
|---|---|---|---|
| 0–3% | |||
| 4–9% | |||
| 10–15% | |||
| 16%+ |
| Slope | Corn | Soybeans | Wheat |
|---|---|---|---|
| 0–3% | |||
| 4–9% | |||
| 10–15% | |||
| 16%+ |
Typically 70% (separator hrs ÷ engine hrs)
$300–$400 new, ~$150 older. Enter $0 to exclude.
Typically 16–20 GPH
John Deere S7 Sidehill (18%): ~$84,000 | John Deere S7 Hillside (28%) w/ dual tire: ~$155,400 | Case IH Flagship Sidehill: ~$82,000 | Case IH Flagship Hillside w/ dual tire: ~$152,500. Consult your dealer for used values.
Hillco systems retain ~40% of original value after 5 years
Annual separator hours
Payback progress (5-year window)
Payback: calculating...
Results are estimates based on your inputs and Hillco study data. Actual results may vary.
Contact your local Hillco dealer for a personalized quote | 1-800-937-2461 | hillcotechnologies.com