MAGNAFLOW MagnaFlow Conv DF Audi S4 - 49136 Keep the check engine light off with MagnaFlow OEM Grade Federal/EPA Compliant Direct-Fit Catalytic Converter 49136. With features including free-flowing mandrel-bent tubing and highly corrosion resistant stainless steel construction, easily install this... MSRP: Was: Now: $1,049.00 Add to Cart
