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SKU: 2928 | UPC: 690092169077
Vibrant 4 Ply Aramid Reducer Coupling 2.5in I.D. x 4in I.D. - Gloss Black
This Vibrant Performance reducer coupling transitions from 2.5-inch to 4-inch inner diameter pipes in custom air intake systems on turbocharged and supercharged vehicles. Hand-wrapped with 4-ply aramid reinforcement it holds up to high boost pressures and temperature swings without swelling or bursting. Ideal for performance builds needing reliable connections in extreme conditions.
Key Features
- 4-Ply Aramid Reinforcement: Hand-wrapped construction withstands heavy-duty pressure and extreme temperatures without failure
- Temperature Range: Rated from -65 degrees F to 350 degrees F for consistent performance in all climates
- SAE J20 Compliant: Meets or exceeds industry standards and works for coolant applications
- UV and Ozone Resistant: Resists environmental damage for long-term durability outdoors
- Gloss Black Finish: Provides a clean professional look that matches modern engine bays
Product Notes
- Not suitable for oil or fuel service though custom hose options exist for those needs
- Flexible silicone material maintains shape under vacuum or pressure
- Ships in protective individual packaging to prevent damage
Installation Notes
- Professional installation recommended.
- Use stainless steel T-bolt clamps sized 2.75in to 4.25in for secure fit
- Inspect pipe ends for burrs and apply silicone spray for easier assembly
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| Universal | All | Turbo/Supercharged Vehicles | Custom Air Intakes |
Why Choose Vibrant Performance?
- Established leader in motorsports components since 1993
- Uses premium materials tested in racing applications
- Precision manufacturing ensures exact dimensions and fit
Frequently Asked Questions
-
Q: Is this coupler vehicle-specific?
A: Designed for universal use in custom turbo intake piping on cars trucks and SUVs -
Q: What reinforces the silicone walls?
A: Four layers of aramid fiber provide strength against pressure bursts and heat -
Q: Are clamps included for installation?
A: Clamps sold separately. select 2.75-4.25in range T-bolt style for best results
Shipping & Handling
- Method: UPS Ground or FedEx
- Availability: In stock - ships same or next business day
- Packaging: Individual protective sleeve
- 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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