LY5 5.3L Engine Upgrade Guide: Expert Advice for LY5 Mods to Maximize Performance
Intro to the LY5 Engines The LY5 came in GM trucks and SUVs in 2007-‘09 and made 320 horsepower right out of the box. It’s a Gen. 4 5.3L iron-block engine, […]
LY5 engine upgrade guide
LY5 engine upgrade guide Articles