Catalytic Converter for California Grade CARB Compliant Universal Catalytic Converter MagnaFlow 557407 gauges 8L L6 1973 - 1974

8L L6 1973 - 1974 GMC K35/K3500 Pickup   292/4

0L L4/121 CID Premium Plus Requires intake adapter CI100020-D

8 V6 1983 - 1985 GMC S15 173/2

Design Provides Full Uninterrupted Flow When Opened

Catalytic Converter for California Grade CARB Compliant Universal Catalytic Converter MagnaFlow 557407 gauges 8L L6 1973 - 1974Overview: MagnaFlow California Grade CARB Compliant Universal Catalytic Converter 557407 helps keep the check engine light off. Get the right fit for a wide array of vehicles thanks to the adaptable Universal design (cutting and welding is required). With highly corrosion resistant, stainless steel construction, you can have confidence in the quality of this catalytic converter. This direct fit catalytic converter is designed specifically for the 2013