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SKU: 19735 | UPC: 690092178604
Vibrant 4 Ply Reducer Coupler 3.5in ID x 2.75in ID x 3in Long - Black - Universal Fit
This Vibrant Performance silicone reducer coupler connects 3.5 inch to 2.75 inch tubing in custom air intake and turbo systems. It fits a wide range of performance vehicles requiring flexible reinforced hoses for intercooler piping boost lines and throttle body setups. The 4-ply construction handles high boost pressures and extreme temperatures for reliable airflow.
Key Features
- 4-Ply Aramid Reinforcement: Built with four layers of aramid fabric to resist up to 85 PSI burst pressure and prevent blowouts under boost
- High-Temperature Silicone: Rated for 350°F continuous and 400°F intermittent service to endure heat from engines and turbos
- Precise Sizing: 3.5 inch ID large end tapers smoothly to 2.75 inch ID small end over 3 inch length for seamless tubing transitions
- Flexible Design: Absorbs engine vibration and movement to maintain airtight seals and reduce leaks
- Black Finish: UV and ozone resistant silicone stays pliable and crack-free for long-term durability
Product Notes
- Inspect clamps and barbs before installation to ensure secure fit
- Clean with mild soap and water avoid petroleum solvents
- Store in cool dry place away from direct sunlight
Installation Notes
- Professional installation recommended.
- Use T-bolt clamps sized for 3.5 inch and 2.75 inch diameters for secure hold
- Compatible with aluminum plastic and stainless steel piping barbs
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| Universal | - | Custom Air Intake Turbo Intercooler Piping | All |
Why Choose Vibrant Performance?
- Earned trust of industry professionals worldwide
- Manufactured to highest standards of quality and reliability
- Complete range of performance components for any application
Frequently Asked Questions
-
Q: Does this coupler fit specific turbo setups?
A: Universal design works with any 3.5in to 2.75in tubing in custom intake intercooler or boost pipe applications across cars trucks and race vehicles -
Q: What material is used and temperature rating?
A: High-grade 4-ply reinforced silicone handles 350°F continuous and 400°F peaks resists oil fuel and weathering -
Q: What warranty applies and install tips?
A: Backed by Vibrant Performance limited warranty use quality clamps and heat wrap if exposed to extreme underhood temps for best results
Shipping & Handling
- Method: UPS Ground or USPS Priority
- Availability: In stock - ships same or next business day
- Packaging: Protective poly bag in 6in x 4in x 2in box
- Weight: 0.25 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.
Ralph J.
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