Torque Solution Billet Sound Tube DeleteTorque Solution Billet Sound Tube Delete Applications: Miata MX5 ND Torque Solution Billet Sound Tube Delete is perfect for cleaning up your engine bay and improving the overall engine sound. Simple install that that reuses the factory hose and clamps. We also provide a molded plastic firewall plug for a clean OEM look to make sure nothing enters your cabin with the sound tube removed. CNC 6061 T6 Billet Aluminum Black Anodized Limited Lifetime