2014-2023 Steiger/Quadtrac Tractor Reflash
From $1,850.00
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Case IH Steiger / Quadtrac DEF Delete Tune
No more hauling DEF to the field or losing a workday to a dosing fault. Flash your 2014–2023 Steiger or Quadtrac from the cab with our Reflash Master handheld and the DEF/SCR system is switched off in software, with no changes to the exhaust. Add our Stage 1 or Stage 2 horsepower tune for up to 20% more power. We ship all across the US and Canada.
Horsepower tunes · Case IH Steiger 580
Figures shown for the Steiger 580. Ask us about our midrange horsepower increase.
Kit includes
Handheld tuning process
Why delete the DEF on a Case IH Steiger?
Diesel exhaust fluid
A 4WD tractor pulling heavy tillage burns through DEF fast, and every tote has to be bought, hauled to the field and kept from freezing over winter. Bad fluid or a gelled tank can stop the tractor just as easily as a broken part. Our file removes the DEF requirement entirely, so the tank no longer decides when you can work.
Selective catalytic reduction
The SCR system relies on NOx sensors, a dosing module, DEF heaters and lines that all have to read correctly at once. When any one of them fails, the Steiger drops into a derate and sits until the part arrives. The tune shuts SCR monitoring off, so those components can no longer pull power or park the tractor in the middle of the season.
Steigers have power to spare
The engines in these tractors respond well to tuning. A Steiger 540 can be brought up to the output of a factory 620, and we have seen roughly another 10% beyond that.
Frequently asked questions
Q1Why choose Reimer Tuning for my Steiger or Quadtrac?+
Our Steiger and Quadtrac files are developed in house, and this is the horsepower tune our customers order most. Every file has a 1 year software warranty, comes back in about 2 hours, and our techs are a phone call away during the flash.
Q2Can the Reflash Master tune my other equipment?+
Yes. The handheld stays with you, and we can unlock it on our server for another machine in your fleet. Reach out and we will get it set up.
Q3Do I need to change the exhaust?+
No. These tractors do not have a DPF, and the SCR catalyst is not restrictive enough to hold back exhaust flow. Once the file is loaded, the exhaust stays exactly as it is.
Q4Will I still need to fill the DEF tank?+
No. The tune switches off DEF dosing and the SCR monitoring, so the tractor runs without fluid and will not derate over DEF level or quality.
Q5Does more horsepower mean more fuel?+
Not by itself. Stage 1 and Stage 2 make the engine more efficient, so power arrives earlier and the engine runs at lower load for the same work. Drive it gently and fuel use can drop, with extra power ready for heavy pulls.
Q6Do you ship across North America?+
Yes. Kits ship anywhere in Canada and the US, typically within 1 business day. Expedited orders placed after 12 ET go out the next day.
Q7Disclaimer+
This product is for off-road use only and cannot be used on machines registered for highway use. Check your provincial or state legislation before purchasing.
Why Reimer Tuning
We build every Case IH file ourselves and back it with a 1 year software warranty. Canadian owned and tuning farm equipment since 2014, with techs who answer the phone when you are mid-flash.
Off-road use only. Not for machines registered for highway use. Buyers are responsible for knowing their provincial or state legislation. All sales final.

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$1,850.00