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This FAST Buick V6 ignition adapter harness is used to adapt the XFI 2.0 system to late-1980s Buick and Pontiac ignition devices. The harness supports adaptation to 1986–1987 Grand National and 1986–1987 T-Type Buick ignitions, as well as 1989 Pontiac TTA ignition devices, providing the specific wiring needed for those legacy ignition strategies.
FAST Ignition Adapter Harness Buick V6
