Need a replacement catalytic converter for your 2021 Subaru WRX? MagnaFlow offers high-quality, OEM-Grade catalytic converters engineered for various 2021 WRX sub-models and engine sizes, designed to keep the check engine light off. We combine efficient design and state-of-the-art manufacturing to meet or exceed required emissions standards. To find the correct catalytic converter, select your 2021 Subaru WRX sub-model and engine size, along with your state vehicle registration. This will ensure you purchase a converter that fits your vehicle and meets your state's emissions regulations.

MagnaFlow offers 2021 Subaru WRX exhaust systems from the Competition Series and xMOD Series. These exhaust kits feature durable stainless-steel construction and are compatible with Base, Limited and Premium trim levels equipped with the 2.0L inline-four engine option. All systems feature black chrome, carbon fiber or polished tip finishes and are covered by a limited lifetime construction warranty. Select your '21 WRX's sub-model, engine size and vehicle details to shop all available exhaust systems for your car.