K&N Cold Air Intake System: High-Flow Air-Filter, Increase Performance & Horsepower: Compatible with 2005-2007 CHEVROLET Silverado 2500; Silverado 3500; Sierra 2500; Sierra 3500; 57-3000

K&N is the inventor of the Air Intake System and has over 50 years of experience in the performance filtration industry. Proudly designed and manufactured in the USA, this premium cold air intake system is specifically designed for your vehicle and is dyno tested to provide a guaranteed increase in horsepower. It features a high flow intake tube, custom heat shield, and oversized K&N Washable High-Flow Cotton Air Filter for ultimate airflow. This Intake system replaces the restrictive OEM air box to provide an improved driving experience for daily driving or towing. It installs easily in about 60 minutes and is backed by a No-Hassle Lifetime Limited Warranty and will not void your factory warranty. Legal for use in all 50 states.Compatible Vehicles:2007 CHEVROLET Silverado 2500 HD Classic2007 CHEVROLET Silverado 3500 Classic2007 GMC Sierra 2500 HD Classic2007 GMC Sierra 3500 Classic2005-2006 CHEVROLET Silverado 2500 HD2005-2006 CHEVROLET Silverado 35002005-2006 GMC Sierra 2500 HD2005-2006 GMC Sierra 3500

• GUARANTEED INCREASE IN HORSEPOWER & TORQUE: K&N cold air intake systems provide a less restrictive path for airflow, increasing the volume of cool, oxygen-rich air into your engine.
• DYNO TESTING YOU CAN TRUST: K&N air intake horsepower/torque testing is performed on wheel-based dynamometers and the reports are included with each intake system.
• IMPROVED ENGINE SOUND - HEAR THE GROWL: K&N’s intake systems allow your engine to breathe and sound as it should- your engine will growl on acceleration and return to quiet once at speed.
• BETTER TOWING: K&N Air intake kit improves acceleration and uphill performance when towing by improving throttle response, overall horsepower and torque. Excellent for daily and highway driving.
• PREMIUM ENGINE PROTECTION FROM A TRUSTED BRAND: K&N air intake will not void manufacturer vehicle warranty & No-Hassle Lifetime Limited Warranty protects for the life of your vehicle.