Your internal combustion engine must take in air in order for it to work properly. Without air it would literally choke. Having cooler air is even more beneficial because cooler air is denser air, and denser air means more oxygen for your engine to work with. This creates more power. A Chevy Truck Granatelli mass air flow sensor is terrific for your cold air tuning needs. It reduces your engine load and improves your engine’s efficiency. If you have made any modifications to your engine, then this 1996 - 2004 Chevy Truck mass air flow sensor is for you. It provides you with a quicker and more accurate calibration. It acts quicker with changes that occur to your engine intake airflow as well as you fuel and spark timing. This one sensor can give you an extra 10 to 23 rear wheel horsepower. It can even improve your engine’s performance 2,000 RPM to the red line. A Chevy Granatelli mass air flow sensor will definitely help you to get the results from your engine that you would like. Gearhead enthusiasts should always get great support and help when ordering high-quality car or truck parts. To support that need, we make available an always-online customer support hotline to assist you with your calls. If you spot a lower price elsewhere, give us a call - we will beat any price advertised elsewhere.