With Kooks Ultra High Performance Green Catalytic Converters, you keep both Ma Nature and your lead foot happy. Available in multiple sizes, these performance catalytic converters use a Flow Thru design to clear away restrictions and crank up the ponies. 2-year EPA warranty.
Not sure which 1987 BMW 3-Series Catalytic Converters are right for you? We have over 491 customer reviews, with an average rating of 4.5, to help you find exactly what you're looking for. Here's what some of our customers have said:
"The cat bolts right up however the mounting brackets did not line up correctly. I'll have to have someone weld an extension in order to bolt down the arm." —David L from Stockbridge, GA bought a Magnaflow Catalytic Converters - 49 State Legal for a 1987 BMW 3-Series, 325iS, 2.5L 6-cyl. engine.