2004.5-2005 lly DURAMAX Build Your Tuning Own Package

Regular price $1,865.00 Sale

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THIS PACKAGE COMES WITH A EGR KIT! EFILive tuning for the 2001-2010 Duramax is now available to meet your desired horsepower gains. Each AutoCal will come with 5 tunes. Tuning available...

SELECT TUNE

TRANSMISSION TUNING

SELECT EXHAUST

SOTF

SINGLE TUNE

WITH

WITHOUT

4" STRAIGHT PIPE

5" STRAIGHT PIPE