DOC #CERT-99DC-0A80-D979
07.09.2026
Performance Report
ECU Chiptuning — Stage 1
Document Date
07.09.2026
McLaren 540C
All 3.8 V8 540hp Petrol
Original
540HP
540 Nm
Stage 1
620HP
680 Nm
+80 HP / +15% +140 Nm / +26%
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.