| Year | Make | Model |
|---|---|---|
| 2003-2007 | Subaru | Impreza WRX STI GD |
| 2008-2014 | Subaru | Impreza WRX STI GR Hatch |
| 2008-2014 | Subaru | Impreza WRX STI GR Sedan |
| 2014-2021 | Subaru | WRX STI VA |
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Perrin Perf Nylon Coupler 2.4in Turbo Inlet | Subaru WRX/WRX STI (03-21) (X-PSP-INT-404)
Perrin Perf Nylon Coupler 2.4in Turbo Inlet | Subaru WRX/WRX STI (03-21) (X-PSP-INT-404)
SKU:X-PSP-INT-404
In stock
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$28.05 USD
Regular price
$33.00 USD
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$28.05 USD
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The Perrin Performance Nylon Coupler 2.4in Turbo Inlet is a high-quality replacement component designed for Subaru WRX and WRX STI models from 2003 to 2021. Made from durable, heat-resistant nylon, this coupler provides a secure and reliable connection between the turbocharger and intake system. Its robust construction helps maintain optimal airflow and boost response, making it an ideal upgrade for performance enthusiasts. The coupler's precise 2.4-inch diameter ensures a snug fit, reducing the risk of leaks and enhancing overall turbo efficiency. Designed for durability and consistent performance, this component supports sustained high-performance driving and tuning applications.
This universal fitment part is suitable for Subaru WRX and WRX STI models spanning 2003 through 2021, covering a wide range of engine configurations. It serves as a direct replacement for stock inlet couplers, offering improved heat resistance and longevity. Installation is straightforward, typically involving a simple clamp-on process to replace the existing coupler. This part is perfect for street, track, or daily driving setups where maintaining optimal turbo performance is critical. The kit includes the nylon coupler itself, designed to withstand high temperatures and pressures encountered during aggressive driving or tuning.
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Overview
Overview
Perrin Performance Nylon Coupler 2.4in Turbo Inlet
Part #: X-PSP-INT-404
Overview
The Perrin Performance Nylon Coupler 2.4in Turbo Inlet is a high-quality replacement component designed for Subaru WRX and WRX STI models from 2003 to 2021. Crafted from durable, heat-resistant nylon, this coupler ensures a secure and reliable connection between your turbocharger and intake system. It is ideal for enthusiasts seeking to maintain optimal airflow and boost response, especially during performance upgrades or routine maintenance. The lightweight construction helps reduce overall intake system weight, contributing to improved throttle response and engine efficiency. Whether you're building a high-performance setup or replacing worn parts, this coupler offers a dependable solution that supports your vehicle’s airflow needs.Key Features
This nylon turbo inlet coupler is engineered for durability and precise fitment. Its design incorporates high-quality materials that resist heat and chemical degradation, ensuring long-lasting performance under demanding conditions. The flexible yet firm construction allows for easy installation and a tight seal, preventing boost leaks. The 2.4-inch diameter is optimized for Subaru turbo systems, providing a seamless connection that maintains consistent airflow. Its sleek black finish complements OEM and aftermarket intake components, adding a clean, professional look to your engine bay. Designed with performance in mind, this coupler helps support efficient airflow and reliable boost delivery.Construction & Design
Manufactured from premium nylon, this coupler features a reinforced design that withstands high temperatures and aggressive engine conditions. Its smooth interior surface minimizes turbulence and promotes optimal airflow, while the flexible material allows for slight adjustments during installation. The robust construction ensures resistance to cracking, splitting, or deterioration over time, making it a dependable upgrade or replacement part.Installation & Fitment
The Perrin Nylon Coupler is designed for straightforward installation, fitting directly onto compatible turbo inlet and intake pipe connections. It requires no special tools beyond standard hand tools and can be installed in a typical garage setting. Proper fitment should be verified against your vehicle’s specifications and the part number provided.What’s Included
The package includes one high-quality nylon turbo inlet coupler, designed to provide a secure, leak-free connection for your Subaru WRX or WRX STI turbo system.