The DPF (Diesel Particulate Filter) coating process is a delicate engineering process involving multiple technologies and quality control measures.

​At the 2024 Automechanika Shanghai Exhibition, we sincerely invite you to visit the exhibition and experience the extraordinary driving experience brought by the GRWA muffler.

We decided to participate in this exhibition. The product range we will exhibit is mainly automotive exhaust system components and assemblies, including but not limited to the full range of muffler products, as well as tailpipe，flexible pipes, three-way catalytic converter series, and clamp series products.

​In today's world where individuals seek personalization and driving excitement, the GRWA exhaust valve can precisely control the sound output of the muffler, allowing your car to seamlessly switch between roaring engine noise and quiet driving.

As a key connection component in the exhaust system, the category selection of the clamp is directly related to the stability and safety of the entire exhaust system. In this paper, the main types, product features and advantages of GRWA automotive clamps are introduced in detail, and detailed insta

​As a key connection component in the exhaust system, the category selection of the clamp is directly related to the stability and safety of the entire exhaust system. In this paper, the main types, product features and advantages of GRWA automotive clamps are introduced in detail, and detailed installation guidelines and precautions are attached.

The diesel stacks as an important part of the vehicle emission system, not only plays a crucial role in guiding exhaust fumes away from the driver's cabin, but also serves as a highlight of the vehicle's appearance with its unique design and material choices. GRWA offers a variety of truck diesel stacks made of different materials and with different surface treatments to meet the aesthetic and performance needs of different truck owners.

Have you ever heard a piercing roar on the road and looked back realized it was a motorcycle or car with a modified exhaust pipe speeding past you? Do you find this noise very noisy, very annoying, and even think that how can anyone in the world like noise?