Turbosmart Silicone Straight Coupler

2010–2025 All Makes and Models / 90mm x 3.50" ID

Part #: TS-HS350090-BK

Overview

The Turbosmart Silicone Straight Coupler is a high-quality, durable hose designed to enhance your vehicle's performance and reliability. Crafted from premium silicone material, this coupler offers superior strength, flexibility, and temperature resistance compared to standard rubber hoses. It is an ideal upgrade for enthusiasts seeking a reliable, long-lasting solution for cooling, heating, or charged-air applications.

Whether you're upgrading your turbo system, intercooler piping, or other charged-air components, this coupler provides a secure, leak-free connection that can withstand extreme conditions. Its robust construction ensures it won't deform or crack under high temperatures and pressure, making it suitable for both daily drivers and high-performance builds.

Key Features

Designed with performance and durability in mind, the Turbosmart Silicone Straight Coupler offers several technical advantages:

• Constructed from high-grade silicone material that resists cracking, hardening, and deformation over time.
• Superior temperature resistance, capable of handling extreme heat generated by turbochargers and intercooler systems.
• Reinforced with high-strength polyester fabric for added durability and pressure tolerance.
• Flexible yet firm, allowing for easy installation without compromising the seal or fitment.
• Black color provides a sleek, professional appearance and UV resistance to prevent fading from sun exposure.
• Designed to fit 90mm diameter hoses with a 3.50" inner diameter, ensuring compatibility with a wide range of applications.
• Pressure-tested to ensure leak-free performance under demanding conditions.
• Inexpensive and practical upgrade for performance vehicles, supporting improved airflow and system reliability.

Construction & Design

The Turbosmart Silicone Straight Coupler is manufactured from a high-grade silicone compound that offers excellent thermal stability and flexibility. Its one-piece construction eliminates weak points and ensures a consistent, secure fit. The coupler features a smooth inner surface to promote optimal airflow and reduce turbulence, which can enhance overall performance.

Reinforced with a high-strength polyester fabric braid, this coupler can withstand significant pressure and temperature fluctuations, making it suitable for turbocharged and supercharged systems. Its black finish not only provides a sleek look but also offers UV protection, preventing deterioration from prolonged sun exposure. The precise manufacturing process ensures a perfect fit, reducing the risk of leaks or blow-offs during high boost conditions.

Performance & Sound

While primarily designed for durability and reliability, the Turbosmart Silicone Straight Coupler also contributes to improved airflow efficiency compared to standard rubber hoses. Its high-quality construction helps maintain consistent pressure and reduces the risk of hose collapse or deformation under boost. Although it does not significantly alter engine sound, its robust design ensures a secure connection that supports optimal performance and response.

Installation & Fitment

The Turbosmart Silicone Straight Coupler is a straightforward, bolt-on upgrade that requires no special tools or modifications. Its precise dimensions ensure compatibility with 90mm diameter hoses and 3.50" inner diameter connections. Installation involves sliding the coupler onto the respective piping and securing it with clamps, which are typically included or recommended for a tight seal. No cutting, drilling, or tuning is necessary, making it an easy upgrade for both novice and experienced enthusiasts.

• Simply slide the coupler onto the existing piping and tighten clamps for a secure fit.
• Designed for use in turbocharger, intercooler, and charged-air piping systems.
• No special tools or modifications required.

What's Included

• One high-grade silicone straight coupler in black
• Clamps (if specified or included in package)
• Installation instructions (if provided)

Ideal For

• Performance enthusiasts upgrading turbo or intercooler piping
• Daily drivers seeking improved durability and reliability
• Off-road vehicles exposed to harsh conditions
• Anyone looking for a long-lasting, flexible hose solution for charged-air systems

Emissions Note

This product is designed for off-road or racing use only and may not be legal for street use in all jurisdictions. Please check local regulations before installation.