Avoid the pollution police and keep your ride in tip-top shape with Magnaflow Catalytic Converters. These 49-state-legal beauties are constructed from stainless steel, chock-full of smog-scrubbin’ precious metals arranged in a high-flow honeycomb pattern, so they boost performance. 5-year, 50,000-mile external warranty; 2-year 25,000-mile internal warranty.
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.