Closed Box Air Intake (15866) 2001-2004 Silverado/Sierra 2500/3500HD 6.6L V8 (Duramax LB7) Mid 2004 Filter Options:PowerCore and 61517

and 61517

Combo Part # 35853

2001-2004 Ford F-150 Lightning 5

+ 7 Horsepower

*New Body Style

Closed Box Air Intake (15866) 2001-2004 Silverado/Sierra 2500/3500HD 6.6L V8 (Duramax LB7) Mid 2004 Filter Options:PowerCore and 61517Description Vehicle Fitment & Emissions Installation Instructions Volant air intake systems utilize a high velocity venturi filter adapter which provides a smooth transition through the MAF sensor into the intake tube for a much needed airflow improvement over the factory rubber tubing and resonator box. Volant's Cool Air box is larger than the factory unit and incorporates a larger opening to collect a higher volume of colder ambient air. Filter