01-04 Duramax 64MM ProMax Drop In Turbo Transmission Get the most air to

Get the most air to your 12v head

or pushing the limits at the track

5" Full Metal Cold Air Intake system for 07

6L Duramax LMM Parameters Monitored

01-04 Duramax 64MM ProMax Drop In Turbo Transmission Get the most air to$250 Core Charge is required, we will invoice you after you order for the refundable core charge, or pay now. The LB7 Promax is basically your stock turbocharger on steroids. Built specifically for the 2001 2004 LB7 Duramax, this turbo is perfect for the 400 625rwhp market looking for better EGT control with a much broader power and torque band to work with. This turbocharger is a direct replacement to the stock unit, with no other changes to the