DOC #CERT-C63E-4D50-31CB
12.09.2026
Performance Report
ECU Chiptuning — Stage 1
Document Date
12.09.2026
John Deere Tserie
All T550 - 6.8L - 297hp Diesel
Original
297HP
1 Nm
Stage 1
355HP
1 Nm
+58 HP / +20% +0 Nm / +0%
Estimated Power and Torque Curve
Customer
Chassis
Date
Signature
Stamp
NOTICE: This document represents estimated values based on database information. It is not valid as official certification without the original handwritten signature and physical stamp of the authorized technician. Performance values may vary based on vehicle condition, fuel quality and operating environment.