The AMS 3" High-Flow Cat provides an excellent way to increase horsepower all while keeping you legal. Utilizing a steel core catalytic converter instead of the conventional ceramic core, this piece is designed to stand up to extreme conditions and last!
Like all other AMS exhaust products this test pipe is TIG welded with 100% 304 stainless components including the flanges. Designed to bolt up to a stock exhaust system, AMS System or any other aftermarket exhaust compatible with stock downpipe or cat-back. By simply installing the AMS High-Flow Cat you can expect to see up to 12 Wheel Horsepower gains over the stock catalytic converter without even re-tuning the ECU!