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Fits 327C8-B Hilborn Intakes with 2-7/16" Butterflies (order based on your butterfly size)
2-7/16" butterfly takes the 2-1/2" stacks 9-1/2"
Comes with 4 adapters and 8 aluminum full bell stacks
Total height will be about 10-1/2" " or you can cut the tubes to stagger them different heights