DOC #CERT-F270-D53A-3EED
07.09.2026
Performance Report
ECU Chiptuning — Stage 1
Document Date
07.09.2026
BMW 3 serie
E90/E91 - 2010 - 2011 325i - N53 - 211hp Petrol
Original
211HP
270 Nm
Stage 1
265HP
315 Nm
+54 HP / +26% +45 Nm / +17%
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.