With the Tractrix website is currently down we have provided a copy of drivers for the ubiquitous Open Port 2.0 to download here: https://web.archive.org/web/20250726174605/https://www.tactrix.com/downloads/openport2_setup_1024820.exe — credit aredditrabbit
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Assorted Tech, Notes & Updates
Useful posts that don’t (yet) fit another category—quick tips, small updates, and behind-the-scenes items from the TunedMercedes workflow.
If you’re hunting for something specific, try the links below or use site search. We regularly tidy and re-file posts into their proper homes.
Cheaper Maybach Entry Points
We discuss the idea of Mercedes-Benz creating a more affordable version of the Maybach line, similar to how they have the C63 and E63 models. The proposal is for a ‘C Maybach’ that would use a tuned M176 V8 engine, focus on sound dampening and suspension tuning to provide […]
Some Updates to our CAD Designs on Classic Products
We are going to be investing in more CAD refinements for our existing products. Small refinements to address issues we have seen in our experience processing and supporting over 250 orders. As you may notice we have also printed this in glass fiber reinforced high temperature nylon. This can […]
How to Change M177 Oil
Please see our full write-up here: https://tunedmercedes.com/maintenance/diy/change-m177-engine-oil-in-c63/
Tip to Reduce Warpage when Annealing PET-CF
Some Thoughts on Advanced Tunes
While new tuning options are exciting they employ a different skill set than normal calibration.
Customer Install of TunedMercedes Air Intakes
Quick Mod for Non-Distronic Cars
Drilling holes into the MB star allows more airflow to be captured to the heat exchangers or if using a scoop directed toward the engine and air intakes.
Mods NA vs Turbo
Some mods that were notorious for not doing much on NA engines, pick up chunks of power on turbo cars.
Buying Another Printer
We are going to invest in another printer to parallelize certain printing tasks to cut down production from 50 hours to approximately 24 hours per order with boxes. This is an attempt to clear backlog orders quicker.
CLE 300 Review
I had the opportunity to drive the CLE 300 and it was truly surprising. The interior is similar to the C class but the chassis is tuned for luxury. The CLE 300 soaks up bumps with a rigidity and smoothness that is unique and reminicent of an excellent grand touring […]
2025 Mercedes GLC Recall
Mercedes Benz is recalling 92,000 2023-2025 GLC because the interior A trim piece may not deform to specifications.
GLE 63 S
A quick look at a GLE 63 S There is more structural CF on this car than I’ve seen on other mass produced AMGs.
Entry Level Mercedes Comparison GLB vs C
The Mercedes GLB and C are both priced at approximately 50k USD which represents the entry into the Mercedes brand in 2025. Both of these cars seemingly punch above their weight with driving dynamics for the C and utility for the GLB. Check out this video review of the two. […]
GLE 450 vs GLE 450e vs GLE 53
The GLE 450 GLE 450e and GLE 53 are popular choices amongst Mercedes shoppers. This video breaks down the differences in the mechanical systems and driving characteristics between these three different but similar models.

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