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SKU: 2776 | UPC: 690092119737
Vibrant 4 Ply Reinforced Silicone Transition Connector - 3.5in I.D. x 4in I.D. x 3in long (BLACK) - Universal
Connect 3.5-inch to 4-inch pipes seamlessly in custom air intake, turbocharger, intercooler, and coolant systems with this Vibrant Performance transition coupler. Hand-wrapped for reliable performance in high-boost setups on cars, trucks, and imports with aftermarket piping. Built to endure heavy pressure and extreme heat without swelling or collapse for consistent power delivery.
Key Features
- 4-Ply Aramid Reinforcement: Handles extreme boost pressures up to heavy duty conditions preventing bursts in demanding turbo and supercharger applications
- Wide Temperature Range: Rated from -65 deg F to 350 deg F for reliable operation in cold starts and hot track days
- SAE J20 Compliant: Meets or exceeds standards ensuring safe coolant service with proven durability
- UV and Ozone Resistant: Resists weathering for long-term performance in exposed engine bay locations
- Precise Sizing: 3.5in ID to 4in ID x 3in long transition fits tapered piping setups without leaks or restrictions
Product Notes
- Not for oil or fuel use though custom Vibrant hoses handle those fluids
- Inspect regularly for wear in high-heat environments
- Lightweight 0.4 lbs design ships fast in compact protective packaging
Installation Notes
- Professional installation recommended.
- Use quality stainless steel hose clamps sized 3.5-4in not included for secure fit
- Clean pipe ends thoroughly and apply silicone spray for airtight seal
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| Universal | All | Turbo & Supercharger Vehicles | Custom Intake Piping |
| Universal | All | Intercooler Systems | Boost Pipes |
| Universal | All | Performance Imports | Aftermarket Air Intakes |
Why Choose Vibrant Performance?
- Proven leader in motorsport-grade silicone components used in racing and street builds
- Hand-wrapped construction delivers consistent strength and flexibility
- Engineered to SAE specs for real-world pressure and temperature demands
Frequently Asked Questions
-
Q: Does this coupler fit specific vehicles?
A: Universal design works in any custom setup with 3.5in to 4in piping including turbo cars trucks and import performance builds -
Q: What material construction and color options?
A: Black 4-ply aramid reinforced silicone built for coolant and air not oil or fuel with UV protection -
Q: What about warranty and easy install?
A: Backed by Vibrant limited warranty against defects install with clamps on clean pipes for quick secure connection
Shipping & Handling
- Method: UPS Ground
- Availability: In stock - ships same or next business day
- Packaging: Compact protective sleeve
- Weight: 0.4 lbs
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Looks pretty nice
Looks pretty nice, pricing was good and the reinforcement is a big plus.
Randy H.
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I emailed customer service to inquire about when it would be shipped
I emailed customer service to inquire about when it would be shipped. They checked and emailed me with the answer. Customer service is A1
Ralph J.
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Installation was easy
Installation was easy. The price is good and it looks great on the truck.
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