I bought it from the POR website. In the end all of the stuff I got was kinda pricey. I barely made a dent in the manifold paint, but it was the smallest container they sell. I'm glad I'm splitting the cost with a friend.

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ITEM# DESCRIPTION QTY TOTAL
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EEQB ENGINE ENAMEL 1 $36.25

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MCG MARINE CLEAN 1 $21.00

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MRQ METAL READY 1 $16.50

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SVQ SOLVENT 1 $11.75

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FMGP FACTORY MANIFOLD GRAY 1 $31.00

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SUB TOTAL: $116.50
TAX: $0.00
SHIPPING: $11.75 UNITED PARCEL SERVICE - GROUND
ORDER TOTAL: $128.25