{"product_id":"perrin-15-21-subaru-sti-front-mount-intercooler-boost-tubes-hardware-neon-yellow-tubes","title":"Perrin Front Mount Intercooler Boost Tubes Neon Yellow w\/ Black Silicone Couplers 2015-2021 STI","description":"\u003ch3\u003ePerrin Front Mount Intercooler Boost Tubes Neon Yellow w\/ Black Silicone Couplers 2015-2021 STI | 2.25\" Aluminum Tubing | Boost Tube Upgrade\u003c\/h3\u003e\n\n\u003ch4\u003eOverview\u003c\/h4\u003e\n\u003cp\u003eThe Perrin Front Mount Intercooler Boost Tubes are a precision-engineered upgrade designed specifically for the 2015-2021 Subaru WRX STI. These boost tubes replace the factory piping with mandrel bent aluminum tubing, enhancing airflow efficiency and durability. Ideal for STI owners seeking a reliable and visually distinctive intercooler system upgrade, this kit includes neon yellow powder-coated boost tubes paired with black silicone couplers for secure connections without requiring additional tuning.\u003c\/p\u003e\n\u003cp\u003eBuilt with a focus on quality and performance, Perrin’s boost tubes feature mandrel bent aluminum construction that minimizes airflow restrictions and turbulence. The glossy neon yellow powder coat not only provides corrosion resistance but also adds a striking visual element to the engine bay. Beaded tube ends ensure a tight seal with the included silicone couplers, reflecting Perrin’s commitment to fitment precision and durability.\u003c\/p\u003e\n\u003cp\u003eFor Subaru WRX STI enthusiasts, this upgrade improves boost response and system reliability while complementing Perrin’s intercooler cores and piping kits for a fully optimized front mount intercooler setup. The combination of lightweight aluminum and secure couplings delivers tangible performance benefits and an OEM+ aesthetic that enhances the overall ownership experience.\u003c\/p\u003e\n\n\u003ch4\u003eFeatures \u0026amp; Specifications\u003c\/h4\u003e\n\u003cp\u003eThis Perrin Front Mount Intercooler Boost Tubes kit is engineered for the 2015-2021 Subaru WRX STI and features 2.25-inch diameter mandrel bent aluminum piping. Constructed from lightweight aluminum with a neon yellow powder coat, it delivers improved airflow and durability for Subaru enthusiasts seeking a reliable and visually distinctive intercooler upgrade.\u003c\/p\u003e\n\u003cul style=\"list-style:none;padding:0;margin:0;\"\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Perrin Performance\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eProduct:\u003c\/strong\u003e Front Mount Intercooler Boost Tubes Neon Yellow w\/ Black Silicone Couplers 2015-2021 STI\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e PSP-ITR-438-2NY\/BK\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFitment:\u003c\/strong\u003e 2015-2021 Subaru WRX STI\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Aluminum\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Glossy Neon Yellow Powdercoat (Boost Tubes), Black Powdercoat (Coolant Tanks)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eConstruction:\u003c\/strong\u003e Mandrel Bent Tubing with Beaded Ends\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOrigin:\u003c\/strong\u003e Made in USA\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDiameter:\u003c\/strong\u003e 2.25 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIncluded Components:\u003c\/strong\u003e Boost Tubes, Coolant Expansion Tank, Coolant Overflow Tank, Black Silicone Couplers\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTuning Required:\u003c\/strong\u003e No\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 5 Year Manufacturer Warranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eKey Benefits\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePerformance:\u003c\/strong\u003e Mandrel bent aluminum tubing reduces airflow restrictions for improved boost response and throttle feel.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDurability:\u003c\/strong\u003e Powder-coated aluminum resists corrosion and withstands high under-hood temperatures for long-lasting reliability.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFitment:\u003c\/strong\u003e Designed specifically for 2015-2021 STI models ensuring a direct bolt-on upgrade with no modifications needed.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAesthetics:\u003c\/strong\u003e Glossy neon yellow finish adds a unique and eye-catching look to the engine bay, elevating your Subaru’s visual appeal.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eReliability:\u003c\/strong\u003e Beaded tube ends and quality silicone couplers provide secure, leak-free connections under boost pressure.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eValue:\u003c\/strong\u003e Includes black powder-coated coolant expansion and overflow tanks for a cohesive and comprehensive intercooler system upgrade.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eWhat's Included\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e1× Perrin Neon Yellow Front Mount Intercooler Boost Tubes\u003c\/li\u003e\n  \u003cli\u003e1× Black Powder-Coated Coolant Expansion Tank\u003c\/li\u003e\n  \u003cli\u003e1× Black Powder-Coated Coolant Overflow Tank\u003c\/li\u003e\n  \u003cli\u003eBlack Silicone Couplers\u003c\/li\u003e\n  \u003cli\u003eInstallation Guide\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eInstallation \u0026amp; Compatibility\u003c\/h4\u003e\n\u003cp\u003eInstallation of the Perrin Front Mount Intercooler Boost Tubes is moderately complex and recommended for experienced enthusiasts or professional installers. The process involves removal of factory piping and coolant tanks, requiring careful handling to ensure proper sealing and fitment. While no tuning is necessary after installation, special tools may be needed for hose clamp removal and reinstallation. This kit is a direct bolt-on upgrade for 2015-2021 Subaru WRX STI models with no modifications required.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eProfessional Installation:\u003c\/strong\u003e Recommended\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eModifications Required:\u003c\/strong\u003e None\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVerify Compatibility:\u003c\/strong\u003e Confirm fitment for your specific 2015-2021 Subaru WRX STI model\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eShop with confidence at Subimods—your Subaru parts specialists.\u003c\/p\u003e","brand":"Perrin Performance","offers":[{"title":"Default Title","offer_id":46933699100847,"sku":"PSP-ITR-438-2NY\/BK","price":1146.75,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0587\/3598\/4815\/files\/perrin-front-mount-intercooler-boost-tubes-neon-yellow-w-black-silicone-couplers-2015-2021-sti-psp-itr-438-2nybk-5943146.webp?v=1779230469","url":"https:\/\/subimods.com\/products\/perrin-15-21-subaru-sti-front-mount-intercooler-boost-tubes-hardware-neon-yellow-tubes","provider":"Subimods.com","version":"1.0","type":"link"}