A Two into One exhaust is a system in which both exhaust pipes from the engine merge into one before splitting again to exit out of the motorcycle. The advantage of this design is that it decreases drag and allows for better airflow compared to other motorcycles with twin-cylinder engines.

The 2 into 1 exhaust means that both tubes will merge into one once they come out from the engine. Then they split in the middle to exit out from your motorcycle. Thus, it features a unique design. The 2 into 1 system offers better air intake with a larger diameter. It results in improved fuel efficiency and mileage.

If you’re looking for a way to upgrade your Harley Softail and enhance its performance, you might be considering a 2 into 1 exhaust system. This type of exhaust combines two exhaust pipes into one, which can improve the flow of exhaust gases and increase power and torque.