MSD
MSD Ignition Coil Interface Block, GM Dual Tower style Coils, Red
Part # 8870
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This module goes between the factory GM ignition module and coils.
MSD Ignition Coil Interface Block, GM Dual Tower style Coils, Red
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Emissions
This part is legal for sale or use on Emissions Controlled Vehicles, Uncontrolled (Non-Emissions Controlled) Vehicles, and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations.
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*Free Shipping and Handling only offered to the contiguous US on orders over $149, excludes clearance parts and oversized packages.
Some parts are not legal for use in California or other states with similar regulations.