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Manufacturer-Run In-Use Testing Program Data for Heavy-Duty Diesel Engines – Test Order Year 2014

This page provides manufacturer-run in-use testing program data from heavy-duty diesel engine manufacturers in compliance with 40 CFR 86 Subpart T. The data have been redacted for Confidential Business Information (CBI) but otherwise are as provided to EPA by the manufacturers.

Manufacturer Test DataFree Viewers
Detroit Diesel
FPT Industrial