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Looking for aftermarket parts to modify or upgrade your 1990 GMC S15 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 23419MagnaFlow Standard Grade Federal/EPA Compliant Direct-Fit Catalytic Converter 23419 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 1982-1990 GMC S15 Base / High Sierra / Sierra Classic $205.00 |
 OUT OF STOCK 3391486Keep the check engine light off with MagnaFlow California Grade CARB Compliant Direct-Fit Catalytic Converter 3391486. 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 California Grade Catalytic Converter Direct Fit 91-92 Oldsmobile Bravada V6 4.3L 1988-1990 GMC S15 Base / High Sierra / Sierra Classic $1,014.00 |
 IN STOCK - DROPSHIPS 93486MagnaFlow Standard Grade Federal/EPA Compliant Direct-Fit Catalytic Converter 93486 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 Conv GM 21X6.5X4 2.5/3 23486 1988-1990 GMC S15 Base / High Sierra / Sierra Classic $346.00 |