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SKU: 19736 | UPC: 690092178611
Vibrant Silicone Reducer Coupler 3.50in ID x 3.00in ID x 4.50in Long - Black Universal Fit
This Vibrant Performance aramid reinforced silicone reducer coupler transitions from 3.50 inch to 3.00 inch inner diameter over 4.50 inches for custom air intake intercooler piping and coolant lines. It withstands high boost pressures and extreme engine bay heat in turbocharged and performance vehicles. Black silicone construction delivers lasting flexibility and resistance to wear in universal applications.
Key Features
- Aramid Reinforcement: Layers of high temperature fabric between silicone layers boost burst strength and maintain flexibility at peak pressures
- Wide Temperature Range: Functions reliably from -75°F to 392°F (-60°C to 200°C) in demanding turbo and intercooler environments
- Precise Sizing: Tapers exactly from 3.50in large ID to 3.00in small ID across 4.50in straight length for seamless custom pipe connections
- Durable Black Silicone: Resists cracking aging ozone and abrasion for dependable long term performance
- Versatile Service: Handles air water and coolant in intake turbo intercooler and plumbing setups across boosted vehicles
Product Notes
- Inspect hose regularly for wear in high vibration environments
- Secure with stainless steel clamps sized to ID for optimal seal
- Store in cool dry place away from direct sunlight when not installed
Installation Notes
- Professional installation recommended.
- Clean pipe ends thoroughly before sliding coupler into place
- Compatible with T-bolt or spring clamps not included with part
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| Universal | - | Custom Air Intake Systems | All Performance Builds |
| Universal | - | Turbo Intercooler Piping | All Boosted Applications |
| Universal | - | Coolant Hoses | All Vehicles |
Why Choose Vibrant Performance?
- Established leader in motorsports silicone components since 1996
- Manufactured with rigorous quality controls for consistent results
- Engineered in USA for precision fit and high pressure durability
Frequently Asked Questions
-
Q: Will this coupler work on my custom turbo setup?
A: Yes it provides universal fit for 3.50in to 3.00in transitions in air intake intercooler piping and similar performance systems -
Q: What material construction does it use?
A: Multi-layer silicone with aramid reinforcement fabric for heat resistance flexibility and strength up to 392F -
Q: What clamps should I use for installation?
A: Pair with 3 to 3.5 inch stainless T-bolt clamps torqued to manufacturer specs for secure leak free connection
Shipping & Handling
- Method: UPS Ground or FedEx Ground
- Availability: In stock - ships same or next business day
- Packaging: Protective poly bag in 6 x 6 x 2 inch box
- Weight: 0.40 lbs
Air Intake Systems
Air Intake Systems, Cold Air Intakes & Performance Intake Parts Shop premium air intake systems, cold air intakes, short ram intakes, air boxes, intake components, intake elbows, mass air flow sensors, scoops, snorkels, recharge kits, silicone couplers, and intake hoses at Black Ops Auto Works. This collection is built for enthusiasts looking to improve airflow, throttle response, induction sound, horsepower potential, and under-hood performance across cars, trucks, SUVs, Jeeps, muscle cars, off-road builds, and supercharged HEMI platforms. Whether you are upgrading a daily driver, Dodge Charger, Dodge Challenger, Dodge Durango, Jeep Grand Cherokee, Jeep Trackhawk, Ram TRX, Ram RHO, Toyota Tundra, Chevy Silverado, Chevrolet Camaro, Corvette, BMW, Cadillac CTS-V, Honda, Hyundai, Infiniti, or a custom performance build, our Air Intake Systems collection includes parts designed for fitment, durability, and real-world performance. Air Intake Systems from Top Brands Shop trusted air ...
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Silicone Couplers & Hoses
Shop premium silicone couplers and hoses at Black Ops Auto Works, your trusted source for silicone reducer couplers, straight hose couplers, 45 degree silicone elbows, 90 degree silicone elbows, transition elbows, hump hoses, T-hose couplers, and reinforced silicone hoses for performance, street, truck, and custom builds. Our collection is built for enthusiasts and fabricators looking to improve airflow, boost reliability, fluid transfer, heat resistance, and long-term durability. Whether you are building a cold air intake, intercooler piping system, turbo setup, supercharger system, coolant hose upgrade, or custom fabrication project, we carry high-quality silicone components designed for fitment, flexibility, pressure handling, and performance. Shop Silicone Couplers, Elbows & Reinforced Hoses At Black Ops Auto Works, we offer a wide selection of silicone couplers and hoses for air intake, charge pipe, coolant, and custom plumbing applications. Popular Silicone Couplers & ...
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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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