Need a replacement catalytic converter for your 1986 Jeep Comanche? MagnaFlow offers high-quality catalytic converters engineered for 1986 Jeep Comanche sub-models and engine sizes. We combine efficient design and state-of-the-art manufacturing to meet or exceed required emissions standards. Select your 1986 Jeep Comanche requirements and state vehicle registration to buy the best Comanche catalytic converter online that fits your '86 Comanche and meets your state’s emissions compliance.