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SKU: 19741 | UPC: 690092178666
Vibrant 4 Ply Reducer Coupler 4.0in ID x 3.50in ID x 4.50in Long - Black
This Vibrant Performance silicone reducer coupler creates smooth step-down transitions in custom air intake turbocharger piping and intercooler setups. It fits universal applications across cars trucks and high-performance vehicles requiring reliable hose connections under boost. Reinforced construction ensures airtight seals and consistent airflow in demanding conditions.
Key Features
- 4-Ply Reinforcement: Polyester fabric layers handle 100 PSI working pressure without deformation for safe high-boost operation
- Temperature Resistance: Functions reliably from -65°F to 500°F resisting heat soak and cold starts
- Exact Dimensions: Tapers precisely from 4.00in ID to 3.50in ID over 4.50in length promoting laminar flow and minimal turbulence
- Premium Silicone: Flexible material resists ozone UV rays and weathering for extended service life
- Black Exterior: Clean professional appearance matches factory and aftermarket piping systems
Product Notes
- Use with T-bolt or heavy-duty clamps rated for application pressure sold separately
- Inspect periodically for abrasion or kinking especially in tight routing
- Store in cool dry place away from direct sunlight prior to installation
Installation Notes
- Professional installation recommended.
- Lubricate inner surface lightly with silicone spray for easier fitting over barbs
- Compatible with 4in and 3.5in OD aluminum stainless or powdercoated piping
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| Universal | All | Custom Intake Turbo Piping | All |
Why Choose Vibrant Performance?
- Trusted by racing teams and builders around the world for consistent results
- Manufactured with strict quality controls for zero defects
- Full range of oil and air system components simplifies builds
Frequently Asked Questions
-
Q: Will this fit my custom turbo setup?
A: Yes this universal reducer works with any 4in to 3.5in piping in intake intercooler or boost hose applications on cars trucks or imports -
Q: What material and wall thickness?
A: High-grade 4-ply reinforced silicone with 0.197in wall thickness for strength and flexibility -
Q: What is the warranty coverage?
A: Backed by Vibrant Performance limited warranty contact support for claim details
Shipping & Handling
- Method: UPS Ground
- Availability: In stock - ships same or next business day
- Packaging: Protective poly bag in 6in x 6in x 2in box
- Weight: 0.44 lbs
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