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SKU: 2839 | UPC: 690092136093
Vibrant 4 Ply Reinforced Silicone Transition Connector - 3.25in I.D. x 4in I.D. x 3in long (BLACK)
Connect 3.25 inch to 4 inch intake pipes with this durable Vibrant Performance silicone transition coupler designed for high-boost turbo and supercharger setups on performance vehicles. Hand-wrapped 4-ply aramid reinforcement ensures it holds under heavy pressure and extreme temperatures from -65°F to 350°F without swelling or bursting. Perfect for custom air intake systems where reliable sealing and flexibility matter most.
Key Features
- 4-Ply Aramid Reinforcement: Built to handle heavy duty boost pressure and resist bursting in demanding turbo applications
- Wide Temperature Range: Operates reliably from -65°F to 350°F for consistent performance in all conditions
- SAE J20 Compliant: Meets rigorous standards for coolant service and exceeds expectations for air intake use
- UV and Ozone Resistant: Maintains integrity outdoors and under harsh environmental exposure
- Hand Wrapped Construction: Precision manufacturing delivers smooth seamless fit for 3.25in to 4in transitions
Product Notes
- Not intended for oil or fuel contact custom options available for those needs
- Ideal for air intake and coolant lines in performance builds
- Ships rolled in protective packaging to prevent creases
Installation Notes
- Professional installation recommended.
- Use stainless steel hose clamps sized for 3.25in and 4in diameters not included
- Clean pipe surfaces before sliding on for airtight seal
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| Universal | All | Custom Turbo Intake | 3.25-4in Pipes |
| Universal | All | Supercharger Setup | Boost Hoses |
Why Choose Vibrant Performance?
- Established leader in motorsport intake components trusted by racers worldwide
- Engineered for real-world pressure and heat in high-performance environments
- Extensive range of sizes and shapes for precise custom fabrication
Frequently Asked Questions
-
Q: Will this fit my turbo intake setup?
A: Yes universal design connects 3.25in throttle bodies or pipes to 4in intercooler piping common in Evo WRX STI and custom builds verify your diameters -
Q: What material handles the boost best?
A: 4-ply aramid reinforced silicone rated for 350°F max and heavy pressure without collapse or failure -
Q: What warranty coverage applies?
A: Backed by Vibrant Performance limited lifetime warranty against manufacturing defects when installed correctly
Shipping & Handling
- Method: UPS Ground
- Availability: In stock - ships same or next business day
- Packaging: Protective poly sleeve inside 6in x 4in x 4in box
- Weight: 0.45 lbs
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View Vibrant ProductsLet customers speak for us
Looks pretty nice
Looks pretty nice, pricing was good and the reinforcement is a big plus.
Randy H.
Black Ops Auto Works
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.
Black Ops Auto Works
Installation was easy
Installation was easy. The price is good and it looks great on the truck.
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