This listing is for the 2012-2018 Mercedes-Benz 550 bi-turbo V8 models Stage 1 performace TUNE upgrade!
Stock power 402HP & 443LB-FT
Power upgrade to 505HP & 603LB-FT
Gains of: +103HP & +160LB-FT
The M278 bi-turbo V8 is a monster after a PRESSERtech upgrade! You are looking at incredible gains through all loads. Every driving mode is improved and optimized to reach maximum efficency and power! The power comes in sooner, the lag becomes almost non-existent, and your car will burn less fuel! We are making your car run better!
The process is very simple, simply checkout here on . We will then send you instructions for removing the ECU (very easy, no tools required, takes 3 mins to remove) within 30 minutes of our normal business hours. You ship to us at your desired speed. We gurantee your ECU back in the mail with overnight service the following business day. Sometimes the same day we receive, depending on what time we receive your shipment.
If you are worried about voiding your warranty we have a solution for you too! We can offer our additional ECU package. That way you can leave your stock ecu...STOCK!
Please send us a message or give us a call!
At PRESSERtech, we have spent thousands of combined hours in development on these V8 bi-turbo engines! You will NOT find a better upgrade and customer service than you will receive at PRESSERtech!
This ECU requires experienced tuners to open, be careful of who you trust! We have fabricated our very own tools to open these computers with the highest level of precision and quality. When you receive your ECU back you will never notice it has been opened.
At PRESSERtech, we only use the BEST equipment and tools, so you can rest assured your beloved Mercedes-Benz is receiving the BEST from us!
We gurantee our work for the lifetime of your vehicle! If for any reason your car gets an update and your upgrade is deleted, we will re-program at NO Additional CHARGE!
We are Mercedes-Benz specialists that have dedicated our careers to this brand! Please look us up on Youtube and Google!!
Search "PRESSERtech" on YouTube or Facebook to watch our videos on this and many other models.