Perrin TMIC Throttle Body Coupler Kit Black 2008-2021 WRX / 2005-2009 Legacy GT / 2005-2009 Outback XT / 2009-2018 Forester XT | High-Strength Silicone | Throttle Body Coupler
Overview
The Perrin TMIC Throttle Body Coupler Kit is a direct upgrade for Subaru owners looking to improve throttle response and durability in their forced induction setups. Designed specifically for 2008-2021 WRX, 2005-2009 Legacy GT, 2005-2009 Outback XT, and 2009-2018 Forester XT models, this coupler replaces the OEM rubber component with a robust, multi-layered silicone alternative. It fits precisely between the throttle body and the top mount intercooler piping, ensuring a secure and leak-free connection that supports consistent airflow under boost.
Perrin Performance engineered this coupler with a 5-ply silicone construction to withstand extreme heat, pressure, and exposure to oil, common stressors in turbocharged Subaru engines. This design philosophy prioritizes longevity and reliability, addressing a known weak point in the factory intake tract. The black finish offers a clean, OEM+ aesthetic that complements the engine bay without drawing unnecessary attention.
For Subaru enthusiasts focused on maximizing forced induction efficiency, this throttle body coupler enhances throttle response by reducing the risk of boost leaks and improving airflow stability. Its durable construction ensures consistent performance even under high boost conditions, making it an essential upgrade for WRX, Legacy GT, Outback XT, and Forester XT owners seeking a reliable and functional enhancement to their intake system.
Features & Specifications
This Perrin Performance throttle body coupler kit is engineered for select Subaru WRX, Legacy GT, Outback XT, and Forester XT models and features a 5-ply multi-layered silicone construction. Built to endure high heat and pressure, it delivers improved throttle response and durability for Subaru enthusiasts seeking a reliable forced induction upgrade.
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Brand: Perrin Performance
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Product: TMIC Throttle Body Coupler Kit Black
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Part Number: PSP-ITR-321BK
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Fitment: 2008-2021 WRX, 2005-2009 Legacy GT, 2005-2009 Outback XT, 2009-2018 Forester XT
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Material: 5-ply Multi-layered Silicone
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Finish: Black
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Construction: Molded Silicone with Reinforced Layers
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Origin: Made in USA
Key Benefits
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Durability: High-strength silicone resists heat, pressure, and oil exposure for long-lasting reliability under boost.
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Performance: Improves throttle response by reducing boost leaks and maintaining stable airflow.
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Fitment: Precision-engineered to fit OEM throttle body and intercooler piping for a secure, leak-free connection.
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Aesthetics: Clean black finish provides an OEM+ look that integrates seamlessly into the engine bay.
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Ease of Installation: Includes clamps and instructions for a straightforward upgrade without modifications.
What's Included
- 1× Perrin TMIC Throttle Body Coupler
- 2× Clamps
- Installation instructions
Installation & Compatibility
Installation of the Perrin TMIC Throttle Body Coupler Kit is straightforward and suitable for enthusiasts with basic mechanical skills. The kit includes all necessary clamps and detailed instructions to facilitate a clean swap of the OEM rubber coupler. No special tools or modifications are required, making it a practical DIY upgrade. This coupler is designed specifically for the throttle body to intercooler piping connection on select Subaru WRX, Legacy GT, Outback XT, and Forester XT models, so verifying your vehicle’s year and model compatibility is essential before purchase.
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Professional Installation: DIY-Friendly
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Modifications Required: None
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Verify Compatibility: Confirm fitment for your specific year and trim level
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