Challenger MT525B Chiptuning File Service for Professionals

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Find the right tuning file for the Challenger MT525B in just a few clicks. File service built for automotive professionals, with instant access, full compatibility and expert support.

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Challenger MT525B

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2011

Stage 1, Eco and Performance Tuning Files for the Challenger MT525B

Looking for a high-performance tuning file for the Challenger MT525B? At OLSx, we provide custom ECU remapping files specifically tailored for the MT525B. Whether you're targeting a Stage 1 power upgrade, an Eco remap for fuel savings, or a full Stage 2 setup, our configurator gives you instant access to dyno-tested, tool-compatible files. All files are compatible with major tools like Autotuner, Kess, and Ktag. Trusted by garages and professionals across the world, our service ensures fast, secure, and precise tuning for the Challenger MT525B.