The ISR Performance Single GT Exhaust (IS-GT-G37SDN) is a high - performance exhaust system designed specifically for Infiniti G37 Sedans with both RWD and AWD configurations. This y - pipe back exhaust system is crafted from mandrel - bent stainless steel, ensuring top - notch reliability and quality. It offers a deep and aggressive exhaust tone, making your vehicle stand out. It's lighter than the factory exhaust, which can contribute to better overall performance. The exhaust is precision TIG welded and features a brushed stainless finish with a polished tip and muffler. With a 3 - inch exhaust and a 4.5 - inch muffler tip, it not only looks great but also provides unrestricted flow for maximum horsepower. If you're using a stock Y - pipe, it includes a flange adapter to fit the exhaust to your vehicle. Gaskets and hardware are also included in the package. What's in the box? You'll get 1 resonated front pipe, 1 3 - inch muffler section with a 4.5 - inch tip, 2 2 - bolt 3 - inch exhaust gaskets, 4 bolts, and 4 nuts. Please note that this exhaust is legal only for competition vehicles that are never registered, licensed, or used on public streets or highways, and for other exempted vehicles.









Using the ISR Performance Single GT Exhaust is quite straightforward. First, gather all the components from the box which includes the resonated front pipe, muffler section, gaskets, bolts, and nuts. If you're using a stock Y - pipe, attach the included flange adapter to the exhaust. Then, carefully fit the exhaust system to your Infiniti G37 Sedan. Make sure to use the gaskets and tighten the bolts and nuts properly to avoid any leaks. As for maintenance, it's a good idea to regularly check the exhaust for any signs of damage, like cracks or loose parts. You can clean the brushed stainless finish with a mild stainless - steel cleaner to keep it looking great. Remember, this exhaust is only for competition vehicles not used on public roads, so always use it in a proper, legal environment.