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Vibrant 4 Ply Reducer Coupling 1.25in x 1.50in x 3in Long (BLACK)

SKU: VIB2921

Tubing Couplers

VIB 4 Ply Hoses...

Vibrant 4 Ply Reducer Coupling 1.25in x 1.50in x 3in Long (BLACK)

SKU: VIB2921

Tubing Couplers

VIB 4 Ply Hoses...

A$42.88
IN STOCK! Est Ship 3-5 days. In stock at 3 locations (more than 10 available)

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Description

Vibrant 4 Ply Reducer Coupling 1.25in x 1.50in x 3in Long (BLACK)

Vibrant Performance Aramid Reinforced Silicone Transition Hose Couplers feature High Temperature Resistant Aramid Reinforcement Fabric between each layer of silicone which allows for an impressive Operating Temperature Range of -75 Degrees F to 392 Degrees F (-60 Degrees C to 200 Degrees C). Suitable for Water, Coolant and Air service only.

Part Type

Engine Air Intake Tubing Coupler

Product Overview

Vibrant Performance Aramid Reinforced Silicone Transition Hose Couplers feature a smooth and effective transition from one inlet diameter size to another. This coupler is intended for use in applications where a reduction or increase in diameter is needed. Our Transition Hose couplers are commonly found off of turbo compressor housings, intercooler end tanks and charge pipe assemblies.

Data: v4.2 - Upd: 2026-11-11 01:34:17

Features

  • Capable of withstanding extreme temperatures and heavy duty pressure conditions without swelling or bursting
  • Hand wrapped and feature 4-ply reinforcement
  • Meets or exceeds SAE J20 specifications
  • Rated for temperatures ranging from -65 F to 350 F
  • Suitable for coolant service
  • UV and Ozone resistant

Images are supplied by the manufacturer and may be generic. While all efforts are made to provide accurate pictures, there may be differences in the actual product, such as colour, quantity, version, or included components. Please carefully review the description and specifications for details on inclusions or any variations. Some items may be sold individually or in sets, and images may occasionally depict additional products or quantities not included in your purchase. For assistance or clarification, please contact customer support.

Specifications

Product Details

Bend Angle:Straight
Bend Degree:Straight
Bend:Straight
Burst Strength (ps):80
Color:Black
Description:Reducer Coupler
Finish:Black
Inlet Diameter:1.250 in.
Inlet I.D.:1.25
Inlet ID (in):1.25
Inlet ID (mm):31.75
Inlet ID Imperial:1.25in
Inlet ID Metric:31.75mm
Leg Length (in):3
Leg Length (mm):76.2
Leg Length Imperial:3in
Leg Length Metric:76.2mm
Length:3
Material:4 Ply Aramid Reinforced Silicone
Maximum Operating Pressure:85
Outlet Diameter:1.250 in.
Outlet I.D.:1.5
Outlet ID (in):1.5
Outlet ID (mm):38.1
Outlet ID Imperial:1.5in
Outlet ID Metric:38.1mm
Part Number:vib2921
Sale Segment:Silicone Products
Wall Thickness (in):0.18
Wall Thickness (mm):4.572
Wall Thickness Imperial:0.18in
Wall Thickness Metric:4.6mm
Wall Thickness:0.2
Web Category:4 Ply Aramid Reinforced Silicone Couplers

Product Downloads

# Document Type Download
1. Catalog

Installation guides, warranty details, and other supporting documents are provided by the supplier. In some cases, these files may originate from regions outside your locale, meaning instructions, warranty procedures, and images may not fully align with your specific vehicle or region (e.g., LHD vs. RHD differences, return policies, etc.). If you need clarification, please contact a StreetFX support agent.

Data: v2 - Desc: v4.2 - Upd: 2026-11-08 09:51:29

Reference Information

Reference Data (Provide these details to our support team)
Brand Name/s Vibrant, Vibrant Performance
StreetFX SKU vib2921
SFX Item ID 4088387
Accounting SKU vib-2921
Manufacturer SKU 2921
Manufacturer UPC 690092190767
Alternative References 2921, VPE-2921

Silicone Reducer, Straight, Black, 1.25 in. x 1.50 in. Diameters, 3.0 in. Length, Each

Vibrant Performance reinforced silicone couplers provide race-proven performance for high-temperature, high-boost applications! Constructed from hand-wrapped, 4-ply, high-grade silicone, these couplers feature superior temperature resistance rated for -65 degrees F to 500 degrees F. Vibrant Performance reinforced hose couplers are strong and reliable--they won't swell or burst under extreme conditions. Vibrant Performance offers these couplers in straight, transition, and hump styles in a variety of sizes and lengths to meet your fabrication needs.

Product Attributes
UPC690092190767
BrandVibrant Performance
NotesFeatures 80 psi burst pressure rating with -65 degree F. to 500 degree F. temperature rating.
QuantitySold individually.
Part TypeTubing Couplers
Product LineVibrant Performance Reinforced Silicone Hose Couplers
Tubing Coupler TypeStraight
Tubing Coupler FinishBlack
Tubing Coupler MaterialSilicone
Manufacturer's Part Number2921
Tubing Coupler Length (in.)3.00
Tubing Coupler Inlet Diameter (in.)1.25
Tubing Coupler Outlet Diameter (in.)1.50

Manufacturer Attributes
Color Black
Inlet I.D. 1.25
Length 3
Maximum Operating Pressure 85
Outlet I.D. 1.5
Wall Thickness 0.2
Sale Segment Silicone Products
Web Category 4 Ply Aramid Reinforced Silicone Couplers
Manufacturer Designation Reducer Coupler, 1.25" I.D. x 1.50" I.D. x 3.00" long - Black
Product Class Engine Air Intake Tubing Coupler
Construction/Type Reducer Coupler, 1.25" I.D. x 1.50" I.D. x 3.00" long - Black
Product Outline Capable of withstanding extreme temperatures and heavy duty pressure conditions without swelling or bursting
Hand wrapped and feature 4-ply reinforcement
Meets or exceeds SAE J20 specifications
Rated for temperatures ranging from -65 F to 350 F
Suitable for coolant service
UV and Ozone resistant
Vehicle Brief SILICONE REDUCER
Market Description Vibrant Performance Aramid Reinforced Silicone Transition Hose Couplers feature High Temperature Resistant Aramid Reinforcement Fabric between each layer of silicone which allows for an impressive Operating Temperature Range of -75 Degrees F to 392 Degrees F (-60 Degrees C to 200 Degrees C). Suitable for Water, Coolant and Air service only.

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