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The Spectre 4-inch PVC intake coupler is a two-inch-long black connector that pairs two 4-inch outside-diameter tubes and includes two stainless steel worm-gear hose clamps. Built for non-pressurized intake assemblies, this coupler provides a simple, durable join for custom or replacement intake plumbing but isn’t intended for turbocharger or supercharger outlets.
Spectre Coupler 4in. (PVC) - Black
