Executive order
D-718
Sonic Exhaust, Inc.
Vehicle applications
No vehicle applications were preserved for this order.
Part records
| Part number | Model/specification | Modification | Remarks |
|---|---|---|---|
| 051013 | Gasoline-powered vehicles with 1.0 to 8.5 liter engines. | No emission control system modifications are permitted. | The device needs a minimum ground clearance of 6 inches. |