Intake Kit 4in. for 2001-2004 Duramax LB7 Cherry Frost

The Wehrli 4-inch Intake Kit with Air Box (MPN 100190-CF) replaces restrictive factory plastic components with high-flow fabricated aluminum intake piping and an air box enclosure. Designed for 6.6L LB7 Duramax diesel engines, it aims to improve performance by increasing airflow to the turbo, leading to enhanced horsepower and torque, quicker throttle response, and cooler intake temperatures. The kit includes 4-inch aluminum piping, a dry air filter, a hydrophobic pre-filter cover, silicone boots, and stainless steel t-bolt clamps. The air box lid is removable for easy filter maintenance. Available in custom powder coat colors. No tune required. Made in USA.