{"product_id":"perrin-07-21-subaru-wrx-sti-ej-engines-alternator-pulley-blue","title":"Perrin Alternator Pulley Blue Subaru STI 2007-2021 | PSP-ENG-119BL","description":"\u003cp data-start=\"409\" data-end=\"715\"\u003eUpgrade your Subaru’s charging system and performance with the PERRIN Alternator Pulley for EJ Engines. Designed specifically for the 2007-2021 Subaru STI, this precision CNC‑machined pulley reduces rotational mass while maintaining OEM belt compatibility.\u003c\/p\u003e\n\u003ch3 data-start=\"717\" data-end=\"747\"\u003e🔧 Key Benefits \u0026amp; Features\u003c\/h3\u003e\n\u003cul data-start=\"749\" data-end=\"1705\"\u003e\n\u003cli data-start=\"749\" data-end=\"947\"\u003e\n\u003cp data-start=\"751\" data-end=\"947\"\u003e\u003cstrong data-start=\"751\" data-end=\"778\"\u003eReduced Rotational Mass\u003c\/strong\u003e: At just 0.116 lbs, this pulley is significantly lighter than the stock alternator pulley (~0.393 lbs), improving throttle response and overall engine responsiveness.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"948\" data-end=\"1085\"\u003e\n\u003cp data-start=\"950\" data-end=\"1085\"\u003e\u003cstrong data-start=\"950\" data-end=\"970\"\u003ePrecision Design\u003c\/strong\u003e: The pulley’s grooves are engineered to match OEM and aftermarket belts, ensuring secure tracking and belt life.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1086\" data-end=\"1228\"\u003e\n\u003cp data-start=\"1088\" data-end=\"1228\"\u003e\u003cstrong data-start=\"1088\" data-end=\"1112\"\u003ePremium Construction\u003c\/strong\u003e: Made from 6061‑T6 billet aluminum and anodized in black, blue, or red, it’s built to last and resists corrosion.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1608\" data-end=\"1705\"\u003e\n\u003cp data-start=\"1610\" data-end=\"1705\"\u003e\u003cstrong data-start=\"1610\" data-end=\"1629\"\u003e5‑Year Warranty\u003c\/strong\u003e: Backed against defects in workmanship\/materials (some exclusions apply).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-start=\"1707\" data-end=\"1735\"\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul data-start=\"1737\" data-end=\"2121\"\u003e\n\u003cli data-start=\"1737\" data-end=\"1784\"\u003e\n\u003cp data-start=\"1739\" data-end=\"1784\"\u003e\u003cstrong data-start=\"1739\" data-end=\"1751\"\u003eMaterial\u003c\/strong\u003e: CNC‑machined 6061‑T6 aluminum\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1785\" data-end=\"1831\"\u003e\n\u003cp data-start=\"1787\" data-end=\"1831\"\u003e\u003cstrong data-start=\"1787\" data-end=\"1797\"\u003eFinish\u003c\/strong\u003e: Anodized (blue)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1832\" data-end=\"1857\"\u003e\n\u003cp data-start=\"1834\" data-end=\"1857\"\u003e\u003cstrong data-start=\"1834\" data-end=\"1844\"\u003eWeight\u003c\/strong\u003e: 0.116 lbs\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1858\" data-end=\"1895\"\u003e\n\u003cp data-start=\"1860\" data-end=\"1895\"\u003e\u003cstrong data-start=\"1860\" data-end=\"1881\"\u003eOEM pulley weight\u003c\/strong\u003e: ~0.393 lbs\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1896\" data-end=\"1978\"\u003e\n\u003cp data-start=\"1898\" data-end=\"1978\"\u003e\u003cstrong data-start=\"1898\" data-end=\"1914\"\u003eBox Includes\u003c\/strong\u003e: (1) Alternator Pulley, instructions \u0026amp; warranty documentation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2042\" data-end=\"2083\"\u003e\n\u003cp data-start=\"2044\" data-end=\"2083\"\u003e\u003cstrong data-start=\"2044\" data-end=\"2056\"\u003eWarranty\u003c\/strong\u003e: 60 months from purchase\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2084\" data-end=\"2121\"\u003e\n\u003cp data-start=\"2086\" data-end=\"2121\"\u003e\u003cstrong data-start=\"2086\" data-end=\"2106\"\u003eDIY Install Time\u003c\/strong\u003e: ~30 minutes\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2476\" data-end=\"2498\"\u003e\u003cstrong data-start=\"2476\" data-end=\"2498\"\u003eInstallation Tips:\u003c\/strong\u003e\u003c\/p\u003e\n\u003col data-start=\"2499\" data-end=\"2769\"\u003e\n\u003cli data-start=\"2499\" data-end=\"2542\"\u003e\n\u003cp data-start=\"2502\" data-end=\"2542\"\u003eDisconnect the battery before beginning.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2543\" data-end=\"2628\"\u003e\n\u003cp data-start=\"2546\" data-end=\"2628\"\u003eRemove the drive belt and stock pulley using the correct puller \/ installer tools.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2629\" data-end=\"2686\"\u003e\n\u003cp data-start=\"2632\" data-end=\"2686\"\u003ePress on the new pulley with care, ensuring alignment.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2687\" data-end=\"2769\"\u003e\n\u003cp data-start=\"2690\" data-end=\"2769\"\u003eReinstall belt, confirm tracking, torque bolts to spec, then reconnect battery.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"Perrin","offers":[{"title":"Default Title","offer_id":42345628958816,"sku":"perPSP-ENG-119BL","price":51.85,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1398\/9853\/files\/Perrin-Alternator-Pulley-Blue-Subaru-STI-2007-2021-PSP-ENG-119BL.jpg?v=1762054276","url":"https:\/\/www.importimageracing.com\/products\/perrin-07-21-subaru-wrx-sti-ej-engines-alternator-pulley-blue","provider":"Import Image Racing","version":"1.0","type":"link"}