Cast Iron Muffler Inlet Pipe from Mexico
Short cast iron inlet pipe with expanded bellmouth feeding exhaust into truck muffler chamber. Under HTS 8708.92.70.00 as cast iron muffler part. Smooth transition minimizes backpressure.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Internal contour drawings prove muffler-specific design
• Thickness gauge tests confirm cast vs rolled material
• Batch casting numbers trace quality control