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Looking for aftermarket parts to modify or upgrade your 1978 GMC C25 with catalytic converter direct fit? At Tunersports.com we carry a huge selection of the top name brand performance catalytic converter direct fit parts and accessories.
 IN STOCK - DROPSHIPS 3391432Keep the check engine light off with MagnaFlow California Grade CARB Compliant Direct-Fit Catalytic Converter 3391432. With features including free-flowing mandrel-bent tubing and highly corrosion resistant stainless steel construction, easily install this converter yourself using the proper tools, ... MagnaFlow Direct Fit Catalytic Converter 1994 GMA G3500 V6 4.3L 1975-1978 GMC C25 Base / High Sierra / Sierra Classic / Sierra Grande $1,158.00 |
 IN STOCK - DROPSHIPS 93432MagnaFlow Standard Grade Federal/EPA Compliant Direct-Fit Catalytic Converter 93432 helps keep the check engine light off. DIY installation is easy with the proper tools (no cutting or welding required). With features including mandrel-bent tubing to eliminate flow restrictions and stainless steel c... MagnaFlow Direct Fit Catalytic Converter GM 25inch x 7inch x 4inch 2.5/2.5inch 1975-1978 GMC C25 Base / High Sierra / Sierra Classic / Sierra Grande $219.00 |