Skip to product information
1 of 1

PPEI

2004.5 - 2005 GM 6.6L LLY Duramax | Engine Tuning by PPEI

2004.5 - 2005 GM 6.6L LLY Duramax | Engine Tuning by PPEI

Regular price $359.94 USD
Regular price Sale price $359.94 USD
Sale Sold out
Shipping calculated at checkout.

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 AutoCal V3.

View full details