The Vibrant VIB19728 Aramid-Reinforced Silicone Reducer Coupler provides a dependable connection between hoses or tubing with different inside diameters. Designed with a stepped reducer profile and a black silicone construction, this coupler is well suited for automotive air, coolant, and water systems where reliable sealing and flexible installation are required.
The coupler features high-temperature-resistant aramid reinforcement fabric between each silicone layer for added strength and durability. Its operating temperature range of -75°F to 392°F allows it to perform across demanding underhood and performance applications. The reinforced multi-layer construction helps support consistent service under heat and pressure while maintaining the flexibility needed for practical hose routing.
Designed for water, coolant, and air service only, the Vibrant VIB19728 is a practical choice for custom cooling systems, intake plumbing, turbocharger applications, and other automotive installations requiring a reducer coupler. Its compact black finish provides a clean appearance, while the flexible silicone body helps simplify alignment and connection during installation. Verify hose compatibility and application requirements before use.
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