The Maxx: 800-HP Dmax-Swapped H2 Hummer on Steroids The Hummer H1 Humvee has been one of the most capable factory off-road vehicles ever produced, a purpose-built, go-anywhere vehicle that the […] Jacob White May 11, 2018 Diesel Trucks GM
Turbocharged Upgrade: HSP Diesel Duramax S300 Turbo System Making 500hp in a 2001 to 2010 GM Duramax is easy, right? While easy may not be the right word, the Duramax is a very […] J.S. Hansen January 08, 2016 Diesel Tech / How-To