GLK 350 BlueEFFICIENY
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RENNtech | ECU Upgrade | X204 | GLK 350 BlueEFFICIENCY | 308HP/285TQ | 3.5L V6 NaturallyAspirated | M276
RENNtech ECU Upgrade for 204 - GLK 350 Blue Efficiency. Up to 308HP and 285TQ. Gains: +6HP & 12TQ