Unlock the full potential of your Mercedes-Benz with the Untd. Performance Catless Downpipe for the M256 3.0L I6 turbocharged engine. Designed for the GT43, GT50, GT53, E53, and S450/S500 models, this catless downpipe is engineered to eliminate the restrictive factory catalytic converters, allowing for increased turbo response, smoother power delivery, and a more aggressive exhaust tone—transforming your luxury sedan or coupe into a true performance machine.