02-10-2019, 06:51 PM
No it's not at all. Some very good insight, for the do it yourselfer, can be found on these videos here: https://youtu.be/g8TaYbAYWWw
Alexi is a master with the Merc. ECU's. there are a number of people doing similar work. the only real hurdle, is to install the o2 sensor, in a dry section of exhaust, like right at the turbo exhaust outlet. love the build by the way.