The Mishimoto 15-20 BMW F8X M3/M4 Performance Air-to-Water Intercooler Power Pack in San Marino Blue is an ideal upgrade for your BMW M3 or M4. This power pack includes an air-to-water intercooler, a silicone hose, and a Mishimoto oil cooler. The intercooler is designed to reduce intake temperatures and promote increased horsepower and torque. The silicone hose is constructed with a high-grade silicone and heat-resistant embedded fibers for increased durability and strength. The Mishimoto oil cooler is designed to reduce engine oil temperatures and ensure your engine is running at its peak performance. This kit is perfect for any BMW enthusiast looking to maximize their vehicle’s performance.