Need a replacement catalytic converter for your 2018 Ram 2500? MagnaFlow offers high-quality, OEM-Grade catalytic converters engineered for various 2018 2500 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 2018 Ram 2500 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.

Need a 2018 Ram 2500 replacement exhaust system? Shop all BRExhaust 2018 Ram 2500 Direct-Fit Replacement Exhaust Systems to find the best aftermarket kit to replace your 2018 Ram 2500 OEM exhaust.

MagnaFlow offers a range of cat-back and particulate filter-back 2018 Ram 2500 exhaust systems from the Street Series, Aluminized Pro Series, Black DPF Series and MagnaFlow Pro DPF Series. Each exhaust kit is made of either aluminized steel or stainless steel and features tips with a black coated or polished finish. These truck exhaust systems are compatible with Big Horn, Laramie, Laramie Limited, Laramie Longhorn, Limited, Limited Tungsten HD, Outdoorsman, Power Wagon, SLT, SLT HD, ST and Tradesman trim levels equipped with the straight-six 6.7L diesel engine or 6.4L gas V8. D-Fit Muffler Replacement kits are also available for this model year. Select your '18 Ram 2500's sub-model, engine size and vehicle details to shop all available exhaust systems for your truck.