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

SKU: VIB2921

Tubing Couplers

VIB 4 Ply Hoses...

Vibrant

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

SKU: VIB2921

Tubing Couplers

VIB 4 Ply Hoses...

IN STOCK! Est Ship 3-5 days. This item is IN STOCK at one of our warehouses or distribution centres, the ETA is the approximate time required to prepare your order for dispatch.

We accept

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.

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.

Features and Benefits

4 Ply Reinforced Silicone
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
1 Year Limited Warranty

Product Details

Add-On:	N/A
Bend Angle:	Straight
Bend Degree:	Straight
Bend:	Straight
Burst Strength (ps):	80
Burst Strength:	N/A
California Proposition 65:	Vibrant Performance (a div. of Vibrant Power Inc.) does not manufacture, sell, or distribute any products that would require a warning under Prop 65
Center Line Radius:	N/A
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
Leg/Straight Length:	N/A
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
Prop 65 Yes/No:	No
Sale Segment:	Silicone Products
WARNING CA Proposition 65:	No
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

Application Summary

Universal

Part Type

Engine Air Intake Tubing Coupler

Data: v4.2 - Upd: 2026-10-13 16:41:12

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

Specifications

Product Attributes - UPC: 690092190767
Product Attributes - Brand: Vibrant Performance
Product Attributes - Notes: Features 80 psi burst pressure rating with -65 degree F. to 500 degree F. temperature rating.
Product Attributes - Quantity: Sold individually.
Product Attributes - Part Type: Tubing Couplers
Product Attributes - Product Line: Vibrant Performance Reinforced Silicone Hose Couplers
Product Attributes - Tubing Coupler Type: Straight
Product Attributes - Tubing Coupler Finish: Black
Product Attributes - Tubing Coupler Material: Silicone
Product Attributes - Manufacturer's Part Number: 2921
Product Attributes - Tubing Coupler Length (in.): 3.00
Product Attributes - Tubing Coupler Inlet Diameter (in.): 1.25
Product Attributes - Tubing Coupler Outlet Diameter (in.): 1.50

Reference Information

Brand Name/s	Vibrant
StreetFX SKU	vib2921
SFX Item ID	4088387
Supplier Item Code	4088387
Manufacturer SKU	2921
Manufacturer UPC	690092190767
Alternative References	vpe-2921, 1.25in, 1.50in, 3in