Vibrant Performance 19797 90-Degree Silicone Reducer Elbow Coupler, 3-1/2 to 4-Inch ID

The Vibrant Performance 19797 90-Degree Reducer Elbow is a durable tubing coupler designed to connect components with different inside diameters while directing airflow through a right-angle bend. Its stepped design accommodates 3-1/2-inch and 4-inch inside-diameter tubing, making it well suited for custom intake, intercooler, charge-air, and other performance plumbing applications.

Made from flexible silicone, this black reducer elbow helps provide reliable connections while allowing easier routing around tight spaces and engine-bay obstacles. The reinforced construction is engineered to withstand the demands of automotive performance systems, including repeated thermal cycling, vibration, and pressure changes. Its smooth interior supports efficient fluid and air movement through the connected tubing.

The Vibrant Performance 19797 features a 4-inch leg length for useful overlap at each connection point. It can be paired with compatible clamps to create a secure, serviceable joint during custom fabrication or system upgrades. The elbow is supplied as one coupler and is suitable for professional builders, motorsports applications, and enthusiasts seeking a clean, dependable transition between tubing sizes.

Features:

• 90-degree reducer elbow creates a right-angle connection for routed tubing systems
• Compatible with 3-1/2-inch to 4-inch inside-diameter tubing
• Constructed from flexible, durable silicone for performance applications
• Black finish provides a clean appearance in engine-bay installations
• 4-inch leg length supports secure tubing overlap and clamping
• Part number 19797 from Vibrant Performance
• Supplied as one tubing elbow coupler