ProM JDM

Gclass-STAGE3-JDM

Mercedes-Benz 200GE/230G/240GD/250GD/300GD/290GD JDM ProM Car Performance Chip ECU OBD2 Plug and Play (Up to 40HP/40TQ) Adaptive

Spark Plugs

Designed to work with your vehicle 1996 and later models. Vehicle must have OBD2 port which is all vehicles in USA market 1996+. If your US Spec vehicle is older than 1996 this will not work.
Increase Horsepower and Tourque - Results vary on engine size, works with 4, 5, 6, 8 and 10 cylinder engines - Standard and Turbo Models
Works with all car makes and models - Improves shifting, horsepower by tuning the computer directly through the OBD2 port.
True 100% Plug and Play Designed and Produced in USA - The ProM replaces timing and fuel delivery values stored in the ECU's temporary memory with optimized values. This produces the same results as expensive ECU upgrades, for a fraction of the cost. Does not alter rev and speed limiters.
Makes no permanent changes to your computer. Will not void your factory warranty and is emissions safe. Best of all, JDM ProM is 100% guaranteed or your money back! Free firmware updates for life included with purchase.

True 100% Plug and Play Designed and Produced in USA - The ProM replaces timing and fuel delivery values stored in the ECU's temporary memory with optimized values. This produces the same results as expensive ECU upgrades, for a fraction of the cost. Does not alter rev and speed limiters.

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