The PLM Power Driven K-Series K24 RSX Header with Bolt-On High Flow Metallic Catalytic Converter is the ultimate upgrade for your Acura RSX or EP3 equipped with K24 or K20 engines. Engineered for maximum performance, this header offers improved exhaust flow and power gains thanks to its precision design and high-flow catalytic converter. Designed with quality and durability in mind, this is the best header on the market for your RSX. Choose the original PLM product to ensure you're getting the highest quality and performance for your vehicle.