Good Surface Treatment: Designed for cutting, splicing, or welding to suit custom applications. Humps at both ends to enhance stability, convenient for clamp installation. Quality Material: Made of good SS304 Stainless Steel material. It is suitable for a wide range of custom applications while being able to withstand high temperatures and pressures. Universal: It connects the car's Modified Exhaust System that makes sure the car work well. It is a universal product, suits most cars. Note: Please check the size carefully before ordering. Please allow 1-5mm differences due to manual measurement, thanks. Package Included: 4 x Stainless Steel 90 Degree Exhaust Elbow Pipe Description: Made of quality SS304 Stainless Steel material with a polished surface, for long service life. 1.5 mm thickness, more durable than other pipes in the market. The Tube is not easily damaged, no rust, anti-oxidation. Humps at both ends to enhance stability, convenient for clamp installation. It connects the car's Modified Exhaust System that makes sure the car work well. It is a universal product, suits most cars. Easy to Install: 1. Clean the exhaust pipe connection 2. Install the connecting pipe and exhaust pipe 3. If necessary, you may need to use tools such as a wrench to remove and install Note: Please check the size carefully before ordering. Please allow 1-5mm differences due to manual measurement, thanks. Package Included: 4 x Stainless Steel 90 Degree Exhaust Elbow Pipe