2001 - 2004 GM 6.6L LB7 Duramax | Engine Tuning by PPEI Ranger Crew XP USA-made billet aluminum housing or

USA-made billet aluminum housing or a cast aluminum housing

That’s why GDP portals are the strongest you can get

This will NOT convert a Gen 2 portal gear lift to Gen 3

Alloy steel heat treating process increases overall internal and external strength

the ID F750 offers numerous features designed to increase performance and function

2001 - 2004 GM 6.6L LB7 Duramax | Engine Tuning by PPEI Ranger Crew XP USA-made billet aluminum housing orCARB EO Pending Gain 120+ HP over stock, tow your toys effortlessly, and rapidly increase acceleration. Tuning engineered for optimal efficiency and the best potential fuel economy! STOCK TRANS Level 1: +15 HP Level 2: +30 HP Level 3: +60 HP Level 4: +100 HP Level 5: +120 HP BUILT TRANS Level 1: +30 HP Level 2: +60 HP Level 3: +100 HP Level 4: +160 HP Level 5: +230 HP This tuning package can be installed using an EFILive AutoCal V2, FlashScan V2, or