Renntech ECU UPGRADE for E320 CDI question.
With the ECU upgrade the Stock Horsepower of 201 BHP @ 4,200 RPM is increased by 32 BHP to a total of 233 BHP @ 4,200 BHP.
Stock Torque of 369 Lbs-ft. @ 1,800 to 2,600 RPM is increased by 38 to a total of 407 Lbs-ft. @ 2,000 to 3,500 RPM.
The ECU Upgrade is priced at $1,295 and is available immediately.
What do you think?





