The N1 Metal Catalyzer created by Jworks is a product that has low resistance and exhaust gas purification function equivalent to that of the genuine catalytic converter. Jworks have had all vehicles measured at an official testing institution to meet the regulatory values here in Japan. By installing the N1 Metal Catalyzer, exhaust resistance is reduced and stable power is produced, and its effect is further enhanced when used in conjunction with Jworks mufflers.
Features
10.15 Mode Exhaust Gas Test Results
- CO = ・Regulation Value 2.7g/km ・N1 Metal Catalyzer 0.352g/km
- HC = ・Regulation Value 0.39g/km ・N1 Metal Catalyzer 0.047g/km
- NOX = ・Regulation Value 0.48g/km ・N1 Metal Catalyzer 0.287g/km
Idling Exhaust Gas Test Results
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CO = ・Regulation Value 1% ・N1
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Metal Catalyzer 0.0% HC = ・Regulation Value 300ppm ・N1 Metal Catalyzer 114ppm
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NOX = ・Regulation Value 0.48g/km ・N1 Metal Catalyzer 0.287g/km
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Material SUS304 (1.5mm thick) All stainless steel Vehicle Inspection Compliant Sport Catalytic Converter
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Includes Automobile Exhaust Gas Test Certificate . Meets regulatory limits in the "10.15 Mode Exhaust Gas Test" stipulated by the Ministry of Land , Infrastructure, Transport and Tourism. Complies with safety standards and will pass vehicle inspections.
We ship to the United States and 150 other countries.
Japan Post EMS & ePacket, FedEx, DHL and more.
Jworks is the parts division of IKD, a muffler maker in Higashiosaka, Osaka Prefecture, registered in July 1979. IKD designs and makes mufflers and related parts, sold under its own Jworks brands and made for other brands in Japan, and is a member of JASMA, the Japanese sport muffler association.
Jworks product lines include Auto Juwell, Egoist, Bill Works, Bill Racing and OneScene aero parts, with a custom engine computer for the Suzuki Alto Works HA36S. Jworks runs the Jworks Grand Prix at Okayama International Circuit, held for the third time in September 2024.
Associated JDM Parts
326 Power Dashboard Mat
326 Power Racing Gloves
5zigen Pro Racer ZZ
About NENGUN
Since the year 2000, NENGUN has supplied over 500,000 parts direct from Fukuoka, Japan to 170 countries worldwide. If you have any questions, our experienced and friendly customer service team is always happy to help, please send us an enquiry.












