The for-sale ad is long gone now ... There was apparently another attempted eBay listing for an LMK Duramax prototype in January 2021. Howerver, a post on the Competition Diesel forum claims ...

Owners of specific GM models with Duramax diesel engines are in line to ... s approval date or 200,000 miles from the ...

Impressive payload and tow ratings; proven design; powerful Duramax diesel option; value. See the latest and greatest features of the newly redesigned cars, trucks and SUVs headed to a dealer near you ...

A truck brand based around professional grade performance, the 2006 GMC Sierra 2500HD receives strengthened diesel power. The Duramax 6.6-liter turbocharged diesel engine is radically upgraded for ...