Whipple 2.9L Supercharger Kit from Japan
Whipple's 2.9L twin-screw supercharger delivers Roots-type forced induction for Ford Mustang GT engines, mechanically driven by the crankshaft. Under HTS 8414.80.0500 as a supercharger, distinct from exhaust-driven turbos but sharing the subheading for air compression in engines.
Duty Rate — Japan → United States
15%
Rate breakdown
9903.94.4315%Parts of passenger vehicles and light trucks that are products of Japan as provided for in subdivision (l) of U.S. note 33 to this subchapter, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 15 percent as provided for in subdivision (m) of U.S. note 33 to this subchapter.
9903.74.110%Articles as provided for in subdivision (l) of U.S. note 38 to this subchapter.
9903.05.900%Articles already subject to Section 232 (steel/aluminum/copper + derivatives, autos + parts, wood, medium/heavy vehicles + parts, semiconductors, patented pharma) — U.S. note 52(f)
Import Tips
• Distinguish supercharger from turbo in invoices; highlight belt-driven mechanism to avoid confusion
• Include dyno test sheets proving air compression capacity for duty assessment