Online ECU Tuning File Service / Best Chiptuning Files
With our custom remap file service, you can receive a dyno-tested tuning file for both petrol and diesel vehicles. We also offer expert chiptuning solutions, including ECU modifications like DPF off, EGR off, SCR off and other tailored options to optimize your vehicle's performance.
Select Your Vehicle & Get Your ECU Tuning File
Remote ECU tuning results
Explore real-world remote ECU remapping projects, from Stage 1 to 3 performance tuning to custom calibration solutions, developed and delivered by Schiller Tuning.
Nissan GT-R R35 Stage 2+
Oman
Custom Stage 2+ calibration with anti-lag pops & flames via remote file service.
Abarth 500 1.4T Stage 2
Oman
Stage 2 custom file, burble activation, and second O2 sensor deletion with datalogging.
Mercedes-Benz CL63 AMG Stage 2
United Arab Emirates
Stage 2 custom file service with pop & bang activation and DTC fault code removal for O2.
BMW 540i G30 B58 Remap Stage 1 + Pop & Bang
Russia
Custom B58 Stage 1 calibration featuring pop & bang activation and speed limiter override via remote file service.
Case IH Puma 150 DPF Delete & DTC OFF
United States
Remote ECU file solution removing DPF restriction and limp mode, restoring full power and engine RPM.
Peugeot 206 RC Stage 2
Turkey
Remote Stage 2 ECU tuning for Magneti Marelli IAW 6LP on EW10J4S engine with optimized ignition and torque structure.
Toyota FJ Cruiser 1GR Stage 2 Remap
Saudi Arabia
Stage 2 calibration for 1GR-FE engine with Denso ECU, headers optimization, hard cut limiter, and O2 delete.
Volvo FH 500 D13 DPF & AdBlue Delete
Romania
TRW EMS2.2 v3 ECU calibration for Volvo FH/FM D13 & D11 engines with complete DPF, AdBlue, and EGR delete.
BMW 440i Stage 2 Remap+Burble Tune + DTC OFF
United States
Bosch MG1 ECU Stage 2 custom file service for B58 engine with burble tune, decat catless downpipe setup, and DTC OFF.
Trusted by workshops, professional tuners and performance enthusiasts around the world.
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Custom ECU Files Delivered
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Dyno-tested ECU tuning results
See real dyno testing and before-and-after performance data used to validate ECU calibrations, power delivery, torque and overall tuning performance.
Isuzu MU-X 4JJ3-TCX
- Vehicle
- 2025 Isuzu MU-X
- Engine
- 3.0L 4JJ3-TCX Turbo Diesel
- ECU
- Transtron SH72544
- Tuning stage
- Stage 2 ECU + TCU Tuning
Chassis dynamometer validation for a Stage 2 calibration focused on improved low-to-mid RPM torque, throttle response, heavy towing and off-road performance.
+36.70 kW
+182.60 Nm
Mercedes-Benz CLS 500 C218
- Vehicle
- Mercedes-Benz CLS 500 (C218)
- Engine
- 4.7L V8 Biturbo (M278)
- ECU
- Bosch MED17.7.3 / MED17.7.3.1
- Tuning stage
- Stage 2 ECU Calibration + Downpipe + Cold Air Intake
Custom Stage 2 ECU dyno calibration for the M278 Biturbo engine with decat downpipe, cold air intake integration, downstream O2 sensor DTC deletion, and optimized boost and torque delivery.
+126.65 hp
+200.80 Nm
Volkswagen Golf GTI Mk7
- Vehicle
- Volkswagen Golf GTI (Mk7)
- Engine
- 2.0L TSI EA888 Gen 3
- ECU
- Continental Simos 18.1 / 18.2
- Tuning stage
- Stage 2 ECU Calibration + Downpipe + Cold Air Intake + Upgraded Intercooler
Upgraded from our previous Stage 1 tune to a full Stage 2 ECU calibration following hardware upgrades (catless downpipe, cold air intake, and upgraded intercooler) on the Continental Simos 18 ECU, delivering significant mid-range torque and top-end power gains.
+14.64 hp
+53.35 Nm
Volkswagen Tiguan Mk2
- Vehicle
- Volkswagen Tiguan (Mk2)
- Engine
- 2.0L TSI EA888 Gen 3
- ECU
- Bosch MED17.1.21 / Continental Simos 18.1
- Tuning stage
- Stage 1 ECU Calibration (Low-Octane Fuel)
Custom Stage 1 ECU dyno calibration for the 2.0L TSI EA888 engine specifically optimized for low-octane fuel quality, safely enhancing low-end torque delivery and mid-range horsepower while maintaining engine reliability.
+32.38 hp
+35.89 Nm
Toyota Hilux 2TR-FE
- Vehicle
- Toyota Hilux 2.7L
- Engine
- 2.7L 4-Cylinder (2TR-FE)
- ECU
- Denso
- Tuning stage
- Safe Stage 1 ECU Calibration (Heavy-Duty / Off-Road)
Custom safe Stage 1 ECU calibration on Denso ECU for the 2TR-FE engine, utilizing a richer AFR target under high load to lower combustion temperatures and ensure engine reliability for heavy-duty off-road use.
+6.00 hp
+2.68 Nm
Real customer reviews & ECU tuning experiences
Read feedback from workshops, tuners and vehicle owners about Schiller Tuning’s ECU remapping, custom tuning files and remote calibration services.
Lukas Weber
Germany
Very happy with the file. Car feels much better now, especially in mid-range rpm. Communication was also quick and easy. Thank you, Schiller Tuning.
Ahmed Al Mansoori
UAE
I was not sure about remote tuning before, but the process was so easy. File was made for my KIA Sportage and DPF solution worked good after flashing. Good support.
Daniel Richardson
Australia
The remap was matched to my Toyota FJ79 and its hardware setup. Much better torque delivery off-road, and the datalog review helped fine-tune the file. Very professional team.
ECU tuning file service: price & cost structure
Engineer review and a 30-day warranty are included in every file.
Stage 1
Most PopularStage 2
Stage 3
Eco Tuning
TCU / Gearbox Tuning
Emissions-related solutions are supplied for motorsport & off-road use only.
Select your vehicle & orderSecure Payments
At Schiller Tuning, we provide premium, dyno-verified tuning solutions. Our pricing reflects the extensive R&D, data logging analysis, and custom calibration required to safely unlock your engine's potential. Every file is crafted to match your vehicle's specific hardware modifications, fuel quality and operational environment.
Best Performance ECU Tuning File Service
Schiller Tuning is distinguished by its science-based German engineering approach. Unlike "off-the-shelf" providers, we operate as a technical partner for your workshop. We define "performance" through rigorous data validation, ensuring every map operates within safe thermal and mechanical limits.
Why Schiller Tuning dominates in performance:
- Data-Driven Precision: We utilize wideband AFR controllers and real-time data logging to validate maps before delivery.
- Knock Suppression: Our files are calibrated to maintain 0 knock retard, protecting pistons, rods, and bearings.
- Thermal Management: We rigorously optimize EGTs and IATs, ensuring engines maintain peak output without heat-soaking.
Best Custom ECU Tuning File Service
A custom ECU file from Schiller Tuning is a bespoke engineering project. We categorize every vehicle based on hardware variables (mileage, turbo size, fuel octane), ensuring that the final file is optimized for your specific build.
Why Custom Calibration is the Schiller Standard:
- Tailored Logic: Every custom file accounts for specific hardware (e.g., high-flow downpipes, upgraded intercoolers).
- Dyno-Validated Safety: We bridge the gap between static files and real-world performance by analyzing logs from your own dyno sessions.
- Predictable Gains: We provide reproducible power curves, giving you total control over torque delivery and throttle response.
Why Professional Tuners & Workshops Choose Schiller Tuning
Professional workshops choose Schiller Tuning because we provide calibration-grade support, not just binary file editing. When you choose us as your online tuning file service, you gain a partner that guarantees:
- Precision Quality: Every file undergoes a strict quality control process, ensuring checksum integrity and diagnostic compliance (DTC management).
- Comprehensive Support: Our technical team assists with complex builds, providing guidance on sensor integration, AFR targets, and EGT thresholds.
- Fast Turnaround & Revisions: We understand workshop efficiency; our rapid file delivery and unlimited revision support ensure your customer's car stays on the road.
- Ironclad Reliability: Our files come with a comprehensive warranty, reflecting our confidence in our German-engineered calibration process.
Tuning file service - ECU remap files service
Online tuning file service is provided by Schiller tuning companies to improve a vehicle's performance. This service involves modifying the software (map) of the vehicle's electronic control unit (ECU) to enhance aspects such as power, fuel efficiency, and overall driving experience. Tuning files are custom software that reflash the ECU to apply these performance modifications.
Best Chiptuning file service
At Schiller tuning, we are the leading ECU tuning experts, offering fast, high-quality services with a reliable warranty. Our skilled team customizes remap files to enhance your vehicle's power, fuel efficiency, and overall performance. We use advanced ECU tuning software to deliver precise results quickly, without compromising quality. With our commitment to customer satisfaction and a warranty on all services, you can trust us to provide exceptional ECU tuning solutions for your vehicle.Dyno-Chiptuning Files
At Schiller tuning, we ensure that all ECU tuning files are thoroughly tested for optimal performance. Each tune is tested on a dyno to accurately measure power and efficiency gains, followed by a comprehensive road test to verify real-world performance. In some cases, we also fine-tune using data logging and a wideband sensor (AFR) to achieve the most precise results. This thorough testing process guarantees that your vehicle's tuning is not only effective but also reliable and safe.
Custom tuning file service
Schiller Tuning offers custom ECU tuning files that can be applied remotely on your dyno for Stage 2 and Stage 3 tunes. Using data logging, we fine-tune your car for optimal performance, ensuring reliable and precise results without the need for an in-person visit.
Customer feedback & results
Don't just take our word for it. Our results are documented through real-world dyno logs, AFR readings and customer feedback — all of it public.