MagnaFlow Direct Fit Catalytic Converter 98-01 Nissan Altima 2.4L, Rear 2011-nissan-altima-esi5796338 This exhaust includes a flange

This exhaust includes a flange adapter to fit this exhaust to your vehicle if you are using a stock Y-pipe

and the high-revving

GReddy Nissan SR20DET S14/S15 Short Runner Intake Plenum for Stock Throttle Body

This media is perfect for street and/or track use

Spring Rate: 8K/6K

MagnaFlow Direct Fit Catalytic Converter 98-01 Nissan Altima 2.4L, Rear 2011-nissan-altima-esi5796338 This exhaust includes a flangeKeep the check engine light off with MagnaFlow OEM Grade Federal EPA Compliant Direct Fit Catalytic Converter 51237. With features including free flowing mandrel bent tubing and highly corrosion resistant stainless steel construction, easily install this converter yourself using the proper tools, no cutting or welding required. MagnaFlow's state of the art metrology department uses the latest 3D scanning systems during research and development, so you