Vibrant Performance 19740 Straight Reducer Silicone Tubing Coupler, 4.5-Inch to 3-Inch ID

The Vibrant Performance 19740 Straight Reducer Tubing Coupler provides a dependable connection between tubing sections with different inside diameters. Designed with a 4.5-inch inlet and 3-inch outlet, this reducer coupler helps create a secure transition in compatible intake, intercooler, turbo, and custom air-handling systems. Its straight design supports clean routing and straightforward installation where a stepped connection is required.
Constructed from durable silicone, the Vibrant Performance 19740 coupler is engineered to withstand demanding automotive and performance applications. The black silicone construction offers flexibility for alignment while maintaining a reliable seal when properly secured with suitable clamps. Its thick-wall design adds reinforcement and helps resist deformation during use, making it a practical choice for custom fabrication, replacement, or system upgrades.
This reducer coupler is supplied as an individual piece and is intended for use with compatible tubing and clamping hardware. Verify the tubing inside diameters, connection requirements, and application specifications before installation. The Vibrant Performance 19740 is an effective solution for joining 4.5-inch and 3-inch tubing in a compact, straight reducer configuration.

Features:

• Straight reducer coupler connects 4.5-inch tubing to 3-inch tubing

• Durable silicone construction supports automotive and performance applications

• Thick-wall design provides added reinforcement and connection stability

• Black finish offers a clean appearance for custom installations

• Suitable for intake, intercooler, turbo, and other compatible air-handling systems

• Supplied individually for replacement, fabrication, or system upgrades