Vibrant 4 Ply Reinforced Silicone Transition Connector - 3.5 in. I.D. to 4 in. I.D., Black

Vibrant Performance Aramid Reinforced Silicone Transition Hose Couplers feature a smooth and effective transition from one inlet diameter size to another. This coupler is intended for use in applications where a reduction or increase in diameter is needed. Our Transition Hose couplers are commonly found off of turbo compressor housings, intercooler end tanks and charge pipe assemblies. Reducer Coupler; 3.5 in. Inlet ID; 4 in. Outlet ID; 3 in. Length; 18 PSI Maximum Operating Pressure; 0.2 in. Wall Thickness; Black; Rated for temperatures ranging from -65°F to 350°F

• Capable of withstanding extreme temperatures and heavy duty pressure conditions without swelling or bursting
• Rated for temperatures ranging from -65 F to 350 F
• Hand wrapped and feature 4-ply reinforcement
• Meets or exceeds SAE J20 specifications
• Suitable for coolant service
• 4 Ply Reinforced Silicone
• 1 Year Limited Warranty
• UV and Ozone resistant

The Vibrant 4 Ply Reinforced Silicone Transition Connector is designed for high-performance automotive applications where reliable diameter adjustments are essential. Crafted from durable silicone with four-ply reinforcement, this coupler ensures a secure and flexible connection between components such as turbo compressor housings, intercooler end tanks, and charge pipe assemblies. Its smooth transition from a 3.5-inch inlet to a 4-inch outlet accommodates various system configurations, providing versatility in custom setups. Rated for temperatures from -65°F to 350°F and capable of withstanding pressures up to 18 PSI, this silicone coupler maintains integrity under extreme conditions without swelling or bursting. The black finish offers a sleek appearance while UV and ozone resistance enhance longevity, making it suitable for demanding engine environments. Hand-wrapped with high-quality materials, it meets or exceeds SAE J20 specifications, ensuring compatibility with coolant systems and heavy-duty operations. Ideal for racers, enthusiasts, and professional installers, this transition connector combines durability, flexibility, and safety in a compact design, backed by a 1-year limited warranty. Whether upgrading existing systems or building custom boost paths, the Vibrant silicone coupler delivers reliable performance and peace of mind for your automotive projects.

Features:

• Smooth transition from 3.5-inch I.D. to 4-inch I.D. for versatile system fitting

• Constructed with 4-ply reinforced silicone for durability and flexibility

• Rated for temperatures ranging from -65°F to 350°F, suitable for extreme conditions

• Capable of withstanding up to 18 PSI maximum operating pressure

• Black finish with UV and ozone resistance for long-lasting performance

• Meets or exceeds SAE J20 standards for quality assurance

• Ideal for turbocharger, intercooler, and charge pipe applications

• Hand-wrapped construction ensures high quality and reliability

• Includes a 1-year limited warranty for peace of mind

Air Freight Prohibited: false
Not Carb Approved: false
Ltl Freight Required: false
Prop 65: Y
Part Type: automotive
Epa: N/A
Carb Acknowledgement Required: false
Regular Stock: t
Units Per Sku: 1