The GReddy SPEC-K intercooler kit is engineered for the 2015+ Honda JW5 S660 and provides a direct-fit charge-air cooling solution. Offered as a vehicle-specific intercooler kit, it is intended to reduce intake temperatures under boosted operation and improve thermal stability for sustained performance. The SPEC-K naming indicates a tuned intercooling approach tailored to the S660’s packaging and charge-air plumbing.
GReddy 2015+ Honda JW5 SPEC-K (S660) Intercooler Kit