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Spectre for Conical Air Filter 3in. Flange ID / 6in. Base OD / 6.5in. Height -

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Spectre 8138 High Performance Universal Clamp-On Air Filter Washable 3" 3.5" 4"

Spectre Performance Universal Clamp-On Air Filter 8132

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Spectre 8166 High Performance Universal Clamp-On Air Filter Blue 3", 3.5", 4"