Need a replacement catalytic converter for your 1985 Nissan Stanza? MagnaFlow offers high-quality catalytic converters engineered for 1985 Nissan Stanza sub-models and engine sizes. We combine efficient design and state-of-the-art manufacturing to meet or exceed required emissions standards. Select your 1985 Nissan Stanza requirements and state vehicle registration to buy the best Stanza catalytic converter online that fits your '85 Stanza and meets your state’s emissions compliance.