{"product_id":"process-west-silver-top-mount-intercooler-w-shroud-subaru-sti-2004-2005-pwtmic05","title":"Process West Silver Top Mount Intercooler w\/ Shroud Subaru STI 2004-2005 | PWTMIC05","description":"\u003cp\u003e\u003cstrong\u003eProduct Fitment: \u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e2004-2005 Subaru STI\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Process West Top Mount Intercooler is engineered for Subaru STI owners who want improved cooling, reduced heat soak, and more consistent performance under hard driving.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eRather than simply using a larger core, Process West developed the intercooler, splitter, and Y-pipe as a complete system to maximize airflow and cooling efficiency.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eKey Features \u0026amp; Benefits\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eOptimized 90mm intercooler core\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eVehicle-specific splitter directs airflow across 100% of the core\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHigh-flow moulded silicone Y-pipe for even charge-air distribution\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHelps reduce intake temperatures and heat soak\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSupports more consistent power during repeated high-load driving\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDesigned for efficient airflow through the factory-style top-mount location\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eOptimized Airflow\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eA larger intercooler is only effective when the ducting directs air across the entire core. Factory splitters can leave a significant portion of an oversized aftermarket intercooler without direct airflow.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Process West splitter is sized specifically for the upgraded core, helping ensure the full intercooler surface receives ambient air.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003e90mm Core Design\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eProcess West uses a 90mm core instead of the thicker 114mm designs found on some aftermarket intercoolers. Because air must turn sharply through the hood scoop before passing through a top-mount intercooler, excessive core thickness can increase airflow resistance.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe 90mm design balances cooling capacity with efficient airflow for improved thermal performance.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eHigh-Flow Y-Pipe\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Process West silicone Y-pipe is engineered to distribute charge air evenly across the full width of the intercooler core, helping maximize its available cooling surface.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eProven Performance\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eBack-to-back testing on a 2005 Subaru WRX showed:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eProcess West: 115.5 kW\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFactory intercooler: 107.5 kW\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eProcess West peak outlet temperature: 51°C\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFactory peak outlet temperature: 66°C\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eAfter three consecutive dyno runs, the factory intercooler reached 84°C and was still increasing.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eDuring spirited road testing, the Process West system stayed below 43°C, while the factory intercooler reached 72°C and continued climbing.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eWhat's Included\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eProcess West 90mm top mount intercooler\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eVehicle-specific intercooler splitter\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHigh-flow moulded silicone Y-pipe\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMounting hardware and fittings\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cu\u003e\u003cbr\u003e\u003c\/u\u003e\u003c\/strong\u003e\u003c\/p\u003e","brand":"Process West","offers":[{"title":"Default Title","offer_id":43143548305504,"sku":"PRW-PWTMIC05","price":911.43,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1398\/9853\/files\/Process-West-Silver-Top-Mount-Intercooler-w-Shroud-Subaru-STI-2004-2005-PWTMIC05.webp?v=1789125020","url":"https:\/\/www.importimageracing.com\/products\/process-west-silver-top-mount-intercooler-w-shroud-subaru-sti-2004-2005-pwtmic05","provider":"Import Image Racing","version":"1.0","type":"link"}