The LBZ variant of the Duramax from the 2006/2007 Chevy Silverado and GMC Sierra pickups is one of the most well-loved diesel engines by Chevy fans.
Project Street-Max is taking a turn toward serious for the final installment. This month, we’re upgrading our ’06 LBZ’s injector nozzles and CP3 at Knoles Performance Solutions and also having the ...