Injen EVO7009 Evolution Cold Air Intake System for 2004-2005 GM Duramax LLY 6.6L Diesel

The Injen EVO7009 Evolution Cold Air Intake System represents the next generation of performance intake technology for 2004-2005 GM diesel trucks equipped with the 6.6L Duramax LLY engine. This complete air induction system is specifically engineered to deliver substantial power gains while maintaining compatibility with stock engine calibration—no aftermarket tuning required.

Performance You Can Measure:

Dyno-tested and proven to deliver up to 25 additional horsepower and 51 lb-ft of torque, the EVO7009 was precisely tuned on Injen's in-house dynamometer to replicate stock fueling characteristics while maximizing airflow and performance. The system produces an aggressive intake growl under acceleration that announces your truck's enhanced capabilities.

Advanced Engineering and Design:

• Roto-molded cross-linked high-density polyethylene housing and intake tube for extreme durability and smooth airflow
• Two-piece box design incorporating an integrated boost plenum for optimized air delivery
• Massive 360-degree SuperNano-Web dry air filter with deep pleats exceeding 1.25 inches for maximum filtration and airflow
• SHUR-LOCK mounting system ensures a secure, non-slip seal on the air filter
• Custom-designed intake tube engineered to maximize available underhood space for optimum breathing
• Reinforced automotive-grade silicone couplers for reliable connections
• Stainless steel band clamps with protective inner liner prevent damage during installation

Installation and Fitment:

Designed in a 3D workspace for precise fitment, the EVO7009 offers a hassle-free, drop-in installation with no cutting or drilling required. The system maintains OE-quality fit while delivering a clean, aggressive underhood appearance. Compatible with 2004-2006 GM trucks with 8th digit VIN #2.

Service and Maintenance:

The fully serviceable SuperNano-Web dry air filter can be cleaned and reused (replacement filter part number X-1101-BB). An optional Hydroshield (part number 1074BLK) is available for additional protection in wet conditions.

Quality Assurance:

Made in Pomona, California, USA, and backed by Injen Technology's Limited Lifetime Warranty. This product is not currently CARB exempt and is not available for purchase in California or for use on vehicles registered with the California Department of Motor Vehicles.

WARNING: This product can expose you to chemicals including Chromium, Nickel, Carbon Black, and Cobalt, which are known to the State of California to cause cancer.