RENNtech ROM Software | VMax Increase | M176 Engine ferrari-550--1996-2002--esr1509210 GLS 450 BiTurbo (X166 -

GLS 450 BiTurbo (X166 - M276 Biturbo 4-MATIC Engine) Stock Performance:

CLASS S LONG (W 221) 500 Blue Efficiency [2 Filters Required] (HP: 435 | Year: 11 > )

3    lb 20

Gains: +50 HP / 110 LB-FT

GLC 43 AMG

RENNtech ROM Software | VMax Increase | M176 Engine ferrari-550--1996-2002--esr1509210 GLS 450 BiTurbo (X166 -The VMAX module raises the factory speed limiter. The RENNtech Option Modules (ROM) are electronic modules that offer quick solutions to override electronic factory settings and restrictions. Installation is done in minutes through the OBD II port, and requires no tools. Fitment : 20182020 W222 S560 20182021 C217 S560 20202023 X167 GLS580 20212023 V167 GLE580 20162018 W463 G550 20172018 W463 G550 44 20192024 W463A G550