TDI Tuning - John Deere R4040i

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R4040i Variants

6.8 237BHP

Now Available

TDI Tuning App

More power or more economy? With the TDI Tuning App you can decide directly from your driver’s seat. Instantly change the performance of your engine and adapt your vehicle to suit any situation.

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Download the app from the App Store or Google Play Store :

John Deere R4040i Tuning Solutions

R4040i Variants