Features: 1.Application: Parking heater exhaust pipe muffler can be used for 24mm exhaust pipe, suitable for Eberspacher Airtronic D2 D4 D4S D1LC D3LC, etc. 2.Improve Exhaust Sound: Parking heater exhaust pipe silencer can effectively improve the exhaust sound to bring you a better riding experience. 3.Stable Performance: Constructed of high strength aluminum alloy material, the pipe muffler can dissipate heat fast, and is not easy to deform and rust. 4.High Reliability: Parking heater muffler pipe is manufactured to meet standard specification, strictly follow factory quality control, safe and dependable. 5.Package Including: The package includes 1pc 24mm aluminum pipe silencer, 2pcs clamps, and 2pcs screws, perfect aftermarket replacement. Specification: Item Type: Parking Heater Exhaust Pipe Muffler_x000D_ Material: Aluminum Alloy_x000D_ Outer Diameter: Approx. 24mm (0.94inch)_x000D_ Inner Diameter: Approx. 18.5mm (0.73inch)_x000D_ Exhaust Funnel Type: Straight_x000D_ Internal Structure: Straight Line_x000D_ Description: Effectively improve the exhaust sound to give you a better riding experience_x000D_ Application:_x000D_ For 24mm exhaust pipe_x000D_ For Eberspacher Airtronic D2_x000D_ For Eberspacher Airtronic D4_x000D_ For Eberspacher Airtronic D4S_x000D_ For Eberspacher D1LC_x000D_ For Eberspacher D1LC Compact_x000D_ For Eberspacher D3LC_x000D_ For Eberspacher D3LC Compact_x000D_ For Eberspacher D5LC PackageList: 1 x Muffler 2 x Screw 2 x Clamp