Diesel retrofit

How does a diesel retrofit device work?

The exhaust gases pass over an oxidation catalyst that removes carbon monoxide and hydrocarbons, and then through the filter which captures the particles. See below for an example of an emission reducing device.

An example of an emission reducing device

Former diesel retrofit programs

Under the M5 East Air Quality Improvement Program, Roads and Maritime Services managed the Diesel Retrofit and Repair Initiative between 2013 and 2016.

Roads and Maritime formerly managed the NSW Diesel Retrofit Program and the NSW Ports Diesel Retrofit Program. These programs closed in 2012.

Under the NSW Diesel Retrofit Program, the NSW Government assisted truck operators to fit 591 heavy diesel vehicles with retrofit devices between 2004 and 2012.

The NSW Ports Diesel Retrofit Program assisted truck operators to fit 79 heavy diesel vehicles with retrofit devices between 2009 and 2012.

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