From the rise of car modification to the trend, the exhaust system is a topic that cannot be bypassed. As a part of the core of the car's life, in the first half, we talked about the misunderstandings of exhaust modification and the principles of modification. Next, I will tell you about modification. The problems that are easily overlooked in the exhaust system and the differences in the materials of different products are convenient for you to pay attention to when purchasing products, and how to choose high-quality products and enjoy high-quality services.