PPEI Allison Transmission Tuning For 2004.5-2005 GM 6.6L LLY Duramax 2014-2018 sierra 1500 Mirror polished T304 stainless steel

Mirror polished T304 stainless steel construction

Revmax Engineered and Machined Overdrive / Underdrive Pressure Plate

15629 is produced using CNC precision robotic manufacturing techniques and is backed by MagnaFlow’s 1-year limited finish warranty and limited lifetime construction warranty

How about Nitrous or Boost

ReadyLIFT® Suspension offers 2007-UP Jeep JK Wrangler owners to upgrade their suspension system in an a-la-carte fashion by choosing individual component packages of our popular 4" lift Max Flex system

PPEI Allison Transmission Tuning For 2004.5-2005 GM 6.6L LLY Duramax 2014-2018 sierra 1500 Mirror polished T304 stainless steelEnhance your driving experience and extend the lifespan of your Allison transmission with PPEIs Transmission Tuning, specifically designed for the 2004. 5 2005 LLY Duramax. PPEIs 5 Speed Allison transmission tuning is a game changer for your LLY Duramax, whether you seek optimal performance or overall reliability. PPEIs Allison 5 Speed Transmission Tuning is not just about performance; it's about longevity and efficiency. Fine tuning the transmissions