Fabspeed Acura NSX TT / Type S Cat Bypass Pipes / Downtubes (2017-2022)





  • Direct replacement bolt-on, precision crafted pipes to replace 4 small, extremely restrictive OEM ACURA NSX TT Ceramic Catalytic Converters.

  • Provisions for the factory primary catalyst heat shielding, along with shielding for the secondary catalyst bypass

  • Straight pipes are straight through for absolute MAXIMUM exhaust flow and lowest possible back-pressure,

  • Very aggressive sports car south with prominent turbo spool and maximum turbo whistling and spooling sounds.

  • Save 27 pounds and 12 KG versus OEM NSX Catalytic Converters.

  • Precision designed, engineered and manufactured in USA using HAAS CNC, FLOW WATERJET, and T304L Stainless Steel exhaust bellows.

  • NSX TT catbypass pipes/ downtubes come with all hardware and gaskets ready to install with front OEM NSX TT heat shields.

  • Constructed from CNC mandrel-bent T304L stainless steel

  • Simple bolt-on installation, no cutting or welding required

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