Universal Compatibility: generator muffler fits most generator models including for Firman H07552, for EU6500is, and more, accommodating a variety of mufflers with spark arrestor screen sizes. Construction: This generator is made from high-quality aluminized steel alloy and galvanized metal sheets, ensuring long-lasting durability and resistance to and rust. Effective Noise Reduction: Generator exhaust extension designed with high-efficiency materials to significantly reduce noise levels, promoting a quieter environment for indoor use. Easy Installation: Quick installation process (approximately 10 minutes) with clear instructions includes aluminum foil tape for enhanced airtightness and exhaust flow. Colour:Black Material:Metal Package Contents: 1 x generator muffler Kit Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is 1-3cm.