RENNtech ECU Upgrade for GL 350 BlueTec (X164- 253 HP / 464 LB-FT) ferrari-612--2004-2011--esr6569405 DYNO tested Stock: 841 HP

DYNO tested Stock: 841 HP | 1007 LB-FT

ECU+ Upgrade | Up to 392 HP / 463 LB-FT | Gains: +30 HP & +84 LB-FT

What is included in the R1 package:

818 LB-FT @ 6

RENNtech ECU Upgrade for GL 350 BlueTec (X164- 253 HP / 464 LB-FT) ferrari-612--2004-2011--esr6569405 DYNO tested Stock: 841 HPRENNtech ECU Upgrade for 164 GL 350. up to 253HP and 464LB FT. Gains: +23HP & 75LB FT RENNtech has been at the forefront of ECU tuning since electronic engine management started to show up in vehicles during the mid 1980's! Our experience, countless hours of in house research, development and exhaustive testing ensure that our proprietary ECU upgrade offers incredible performance gains and rock solid daily driver reliability. RENNtech tuning software