At The Calimafde LLC, we are excited to introduce the Aetherial Performance Logger—our next-generation performance analysis platform designed to help us build faster, smarter, and more refined calibrations. Unlike traditional logging software that focuses solely on engine parameters, the Aetherial Performance Logger combines J2534 vehicle data logging with a 10 […]
Blog
Why Air Intakes Make More Power: A Look Inside the ECU
Many enthusiasts think an aftermarket air intake simply allows the turbocharger to “breathe easier.” While that is true, there is another reason performance air intakes are often so effective that most people never see. Hidden within the ECU calibration is a protection map that limits allowable turbocharger pressure ratio based […]
Our Premium Tuning Now Includes a Dedicated Tuning Computer and Exclusive Performance Analytics Software
We’re excited to announce that our $2,500 Premium Tuning Package will now include a dedicated computer that arrives fully configured with all required software and ready to use out of the box. As part of this package, customers will also gain access to our new proprietary in-house performance analytics software. […]
Introducing the TunedMercedes File Service Portal
TunedMercedes began by publishing calibration training content using HPTuners, focusing on the actual science and art of tuning rather than simply reading and writing files. At the time, this was a relatively underserved area of the industry. Most tuners and file services focused primarily on extracting and flashing files, while […]
Introducing the TunedMercedes 3D Print Service
For years, we’ve used our 3D printing to manufacture our own performance products, including air intake systems and engine bay components. After printing tens of thousands of dollars’ worth of parts, we’ve developed a process that delivers reliable, high-temperature components capable of surviving demanding automotive environments. We have tested these […]
Open Port 2.0 Drivers
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
Torque Arbitration Loop 10 ms
⚙️ The Core Concept — Torque as Currency Inside the ECU, torque is the universal language. Every subsystem — engine, transmission, traction control, A/C, even cruise control — speaks in torque requests and torque permissions, not raw throttle or boost. You can think of torque like a digital currency the […]
Future Internal Combustion Developments
Internal Combustion Isn’t Done We’re still finding real gains: smarter fueling closer to λ≈1, electrically actuated valves, and 3D-printed blocks with lattice cooling and closed-deck strength. TL;DR — Where the gains come from Thermals: Lattice coolant jackets raise area → lower ΔT and distortion under boost. Strength: Closed-deck rings + […]
How we Use AI to Double Check our Tunes
How We Use AI to Double-Check Our Tunes AI doesn’t “write” your tune here. It audits it—catching conflicts and edge-case risks before a human calibrator signs off. Safe Calibrations Return-to-Stock in Minutes Datalog Review Included TL;DR — What this means for you Fewer surprises: cross-checks find mismatched limits (e.g., driver-wish […]
Thoughts on Heat Treatment of 3D Printed Parts in High Performance Automotive Applications
We talk about the importance of annealing 3D printed car parts multiple times, rather than just following the recommended process once, to ensure the part is properly heat-treated for automotive performance applications. What is up, everybody? I’ve seen a lot of people get into 3D printing, uh, car parts, and […]
Map of the Day KLAAD02 and Steady State Exhaust Manifold Temperature in Homogeneous Engine Operation
KLAAD02: We talk about the KLAAD Family of Torque Error Allowance Modifiers Characteristic Map of Steady State Exhaust Manifold Temperature in Homogeneous Engine Operation Follow for more Maps of the Day.
Adding Another XMAX3 Printer, Air Intake Backlog, Property Search
All right. Yesterday, we were given a new printer, X-Max 3. We now have redundancy. This will help us get through our insane backlog of air intakes. So if you want an air intake, order early, get in line early because there’s like a couple week backlog. we lost a […]
Working with PET CF
We talk about working with materials that have been annealed, and how the process changes their properties and makes them more challenging to work with. We’re going to try the process again without supports to see how it goes.
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 […]











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