HP Tuners Expands E42 ECM Support to L5D Medium-Duty Applications
BUFFALO GROVE, IL, February 18, 2025—HP Tuners is expanding its E42 ECM support with the addition of L5D-equipped medium-duty platforms, bringing tuning and diagnostics capabilities to a new class of commercial and fleet-focused vehicles. This update extends HP Tuners’ proven E42 workflow beyond L5P applications and now includes select 2024+ GM and International medium-duty trucks […]



