U.S. imports of insulated ignition wiring sets & wiring sets for vehicles, aircraft or ships (HS 8544300000) totaled $1.5B in August 2026, imported from 89 countries.

Importers of Insulated Ignition Wiring Sets & Wiring Sets for Vehicles, Aircraft or Ships paid $68.9M in duties in August 2026, an effective tariff rate of 4.52% of the $1.5B imported — duty actually collected as a share of that value, not the published tariff schedule.