The muffler is an important structural element of the exhaust system, without which the operation of a modern car is simply impossible. A car muffler has the following main functions.

Friends who are familiar with car modification know more or less about the knowledge of exhaust tail pipes. Although the exhaust pipe at the rear of the car looks like a small part, its image will affect the appearance of the entire car.

The muffler is an integral part of the vehicle exhaust system. It has two main functions: to adjust and reduce the noise of the exhaust system, and to help filter the exhaust gas in the engine. When your muffler is operating normally, it may not attract your attention, but you cannot ignore it because it is not in your daily sight.

The sound of car exhaust is the exhaust wave we often say. It is exclusive to high-performance cars and supercars, and is their most distinctive business card. The melodious engine exhaust wave can not only inspire the enthusiasm and pleasure of the driver, but also the source of charm for millions of car fans.

There’s one commodity that’s seen a phenomenal gain in prices this year that may have been missed by some investors: rhodium’s value has climbed by more than 50%, extending a rally that saw prices for the metal nearly triple in 2020.

Did you know? Mufflers with exhaust valves are not only crucial components for enhancing the sound quality of a vehicle but also important elements for showcasing individuality and driving passion.

​In the automotive industry, every detail is crucial to a vehicle's performance, safety, and overall quality. The choice of materials is particularly critical in determining a vehicle's quality. GRWA, as your trusted automotive parts partner, fully understands the importance of material selection. Today, we invite you to delve deeper into various premium raw materials.

The upcoming September is a special month for us, as Ali International Station is about to hold its annual September Purchasing Festival!In fact, the September procurement Festival represents the continuous improvement and innovation of the auto parts market demand, especially GRWA from the beginnin