Remap for BMW E39 520I MS43 b137c56g_Ca430037 ST1 E2 SAP off
Description
Custom ECU Remap for BMW E39 520I by R-Lab chip-tuning laboratory
ECU
- Siemens/Continental MS43
Software
- b137c56g
- Ca430037
What's done
- Stage 1 Remap
- Second O2 Sensor & Catalyst converter disabled
- Secondary air pump (SAP) disabled
Professional ECU remap was developed using licensed software. It totally meets the Stage 1 tuning standard. All eco-responsible systems are disabled properly. Stock version is included.
This R-Lab custom remapping has been tested on real cars BMW E39 520I. By purchasing a firmware file, you get an official support from R-Lab specialists.
To make an order please add the remap to cart, by pressing «Get it» button, then proceed to checkout.