Seafoam - Liquid through brake booster line or spray through intake?

Sea Foam Motor Treatment - 16 fl oz

Sea Foam Motor Treatment and Spray Combo SF SS Automotive Additives

SeaFoam SS-14 Seafoam Spray | Summit Racing

Sea Foam Cleaner & Lube - 12 oz Spray

SeaFoam SS14 Quick-Acting Top Engine Cleaner and Lube - 12 oz can

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Seafoam Engine Intake Cleaner and Lube

SeaFoam FDC14 Seafoam Deep Creep Penetrating Oil

Sea Foam, Spray SS-14

Sea Foam Top Engine Cleaner and Lube