Maximize your Truck or SUV's performance with our high performance cold air intake system. Our intakes surpass our competitors with superior quality, insulated airboxes & ceramic coated intake tubes to reduce heat soak, and achieve outstanding performance gains with accurate real world testing. This is a direct replacement for the OEM air box. No modifications required: **ONLY FOR VEHICLES W/ ELECTRONIC COOLING FANS** Gains: + 11 Horsepower (rwhp)** + 5 ft-lb Torque** + Up to 3 MPG Increase in fuel Economy* Gains indicated is to the wheels (whp) and are tested on an otherwise stock vehicle. CAI Inc. test our systems under real world driving conditions, and dyno test our products to the wheels with the hood closed. Many of our competitors test with the hood open, and under conditions that are not applicable to real world driving. This results in inflated hp numbers that are to the crank, and do not represent real world performance gains. CAI Inc. believes in bringing you the most accurate and applicable information possible, which is why we test with the hood closed and only publish gains to the wheels. Intake System Includes: • Aluminum Insulated Air Box • Removable Air Box lid with viewing window for easy filter inspection • 4.0" Thermal Coated Intake Tube • High Performance Air Filter (CF-9400) • Black Silicone Coupler & Elbow and Stainless Clamps • Installation instructions Part # 512-0101 ONLY FOR VEHICLES W/ ELECTRONIC COOLING FANS No Tune required! Made in USA! *Fuel Economy is based off of many factors such as the type of fuel you use, tire inflation, the speed and gear at which you are driving, rate of acceleration, engine maintenance, excessive idling, the use of cruise control, the grade of motor oil you use, and the condition of your air filter. For those reasons fuel economy losses and/or gains vary and are not guaranteed **Dyno tests and gains reported were on a 5.3L engine, smaller or larger engines may see less or more gains varying with their engine size.