Chevy and GMC Duramax Diesel Forum - View Single Post - Quadzilla Stealth 2 Duramax 06-07 Lbz $250

TXPROSTAR · 07-27-2008, 11:47 AM

Tyler ,

Would this be a upgrade or downgrade tuner for the LLY cause of the factory power settings and if a downgrade can this tuner be upgraded for the LLY..

07-27-2008, 11:47 AM	eBay Motors #6 (permalink)
TXPROSTAR Junior Member Join Date: Jul 2008 Posts: 5	Lbz Tuner Lly Tyler , Would this be a upgrade or downgrade tuner for the LLY cause of the factory power settings and if a downgrade can this tuner be upgraded for the LLY..