Need a replacement catalytic converter for your 2019 Subaru WRX STI? MagnaFlow offers high-quality, OEM-Grade catalytic converters engineered for various 2019 WRX STI 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 2019 Subaru WRX STI 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 2019 Subaru WRX STI exhaust systems from the Competition Series and xMOD Series. These exhaust kits feature durable stainless-steel construction and are compatible with Base, Limited, S209, STI, Sport and Sport-tech trim levels equipped with the 2.5L inline-four engine option. All systems feature carbon fiber or polished tip finishes and are covered by a limited lifetime construction warranty. Select your '19 WRX STI's sub-model, engine size and vehicle details to shop all available exhaust systems for your car.