This K&N performance intake is perfect for Dodge Caliber SRT - 4 owners from 2008 to 2009 who want to enhance their vehicle's power. Whether you're a daily commuter on the highway or a weekend racing enthusiast, this intake will make a difference. It's designed to work well in normal driving conditions. The system uses a high - density polyethylene tube and an oversized, conical filter, but specific size and weight details can be found in the product specifications.