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An HKS wiring harness prepared for legacy Toyota applications, this harness fits 1987–1990 Supra MK3 and 1985–1988 4Runner TT-1 setups. It consolidates the wiring needed for these model-specific installations and is presented as a direct-fit harness option. Use this harness when matching period-correct electrical routing and connection points for those Supra and 4Runner applications.
HKS / Blitz / Apexi / Stri 87-90 Supra MK3 & 85-88 (TT-1) 4-Runner TT Harness
