DOC #CERT-88E6-2647-23F1
08.09.2026
Performance Report
ECU Chiptuning — Stage 1
Document Date
08.09.2026
JCB Fastrac
All 4190 - 6.6 - SCR - 189hp Diesel
Original
189HP
850 Nm
Stage 1
220HP
1050 Nm
+31 HP / +16% +200 Nm / +24%
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.