Features

• By installing this product to HKS Full Dual Muffler + normal intake, it will have 6ps up even for a normal engine.
• Even the accelerator response has not just better feeling but also our test with G sensor installation has shown the better results and gives sharp response at engine for accelerator work.
• Both pipe IN and OUT isφ60.
• Stock has 2 catalyzers each for both banks. But our product has one each with 150 cell that has less exhaust resistance. And we could pass the 2005 gas regulation.
• Includes the public organization's 10-15 mode exhaust gas test certificate.

Cautions

• When you install the Metal Catalyzer, the exhaust sound tends to get bigger. Please be careful for Z33 that could have 3 to 4dB higher depending on the type of muffler or the time-related deterioration.
• It is possible to hear exhaust interfering sound when accelerating.
• Not for Roadster.