Vibrant 4 Ply Reinforced Silicone Straight Hose Coupler

2011–2025 Subaru Forester / Subaru WRX / Subaru STI 2.0L Turbo / 2.5L Turbo

Part #: 2724

Overview

The Vibrant 4 Ply Reinforced Silicone Straight Hose Coupler is a high-performance component designed for enthusiasts who demand durability and reliability under extreme conditions. Engineered for high-temperature and high-boost applications, this coupler ensures a secure, leak-free connection in your vehicle’s intake or intercooler system. Whether you're building a race car, upgrading your turbocharged Subaru, or seeking a dependable replacement for your existing silicone hoses, this coupler offers exceptional strength and flexibility.

Built to withstand the rigors of spirited driving and demanding environments, this silicone coupler helps support increased horsepower and boost levels while maintaining consistent performance. Its race-proven design makes it an ideal choice for both daily drivers and serious performance builds, providing peace of mind that your connections will hold under high pressure and temperature.

Key Features

The Vibrant 4 Ply Reinforced Silicone Straight Hose Coupler boasts several advanced features that set it apart from standard silicone hoses:

• Constructed with a 4-ply reinforcement layer, this coupler offers superior strength and durability, preventing swelling or bursting even under extreme boost pressures.
• Made from high-quality silicone material capable of withstanding high temperatures, ensuring reliable operation in demanding environments.
• Designed with a precise 5-inch inlet and outlet diameter, providing a perfect fit for various turbo and intercooler piping configurations.
• Wall thickness of 0.18 inches enhances structural integrity while maintaining flexibility for easy installation.
• Rated with a burst strength of 40 psi, making it suitable for high-boost applications and aggressive tuning setups.
• Resistant to swelling, cracking, and deterioration caused by heat, oil, and other automotive fluids.
• One-year limited warranty offers added confidence in the product’s quality and performance.
• Race-proven design ensures consistent performance during high-stress conditions, making it a reliable choice for performance enthusiasts.

Construction & Design

This coupler features a robust 4-ply reinforcement layer embedded within high-grade silicone, providing exceptional strength without sacrificing flexibility. The silicone material is formulated to endure high temperatures commonly encountered in turbocharged engines, preventing degradation over time. Its precise dimensions and wall thickness ensure a snug fit, reducing the risk of leaks or blow-offs during high-boost runs.

The straight design simplifies installation and compatibility with various piping setups. The coupler’s high-quality construction ensures long-lasting performance, even in the most demanding racing or off-road conditions. Its resistance to swelling and bursting under extreme pressure makes it a dependable component for high-performance applications.

Performance & Sound

While this coupler is primarily designed for durability and high-pressure resistance, it also contributes to a cleaner, more professional engine bay appearance. Its high-quality silicone construction minimizes unwanted expansion, helping maintain consistent boost levels and improving overall throttle response. The material’s flexibility allows for smooth routing and reduces vibrations, contributing to a quieter, more refined engine operation under load.

Installation & Fitment

The Vibrant 4 Ply Reinforced Silicone Straight Hose Coupler is a bolt-on component that requires no cutting, drilling, or special tuning. Its precise 5-inch inlet and outlet diameters ensure a straightforward installation process, compatible with standard turbo and intercooler piping. The coupler’s high-quality silicone and reinforcement layer provide a secure, leak-free connection that will last for years of demanding use. For optimal performance, ensure the coupler is properly seated and clamped using high-quality hose clamps.

• Designed for easy installation with existing turbo and intercooler piping.
• No cutting, drilling, or tuning required.
• Perfect for high-boost applications and race setups.

What's Included

• Vibrant 4 Ply Reinforced Silicone Straight Hose Coupler – 5" Inlet & Outlet
• High-quality clamps and hardware (if included or specified)

Ideal For

• High-performance turbocharged vehicles
• Race cars and track enthusiasts
• Off-road and rally applications
• Anyone seeking a durable, high-temperature silicone coupler for demanding conditions

Emissions Note

This product is designed for off-road or race use only and may not be legal for use on emissions-controlled vehicles in all jurisdictions. Please verify local regulations before installation.