{"product_id":"perrin-02-25-wrx-04-21-sti-crank-pulley-psp-eng-101","title":"Perrin [02-25 WRX, 04-21 STI] Crank Pulley | PSP-ENG-101","description":"\u003cp\u003e\u003cstrong\u003eFree up power and sharpen throttle response\u003c\/strong\u003e with the Perrin Lightweight Crank Pulley—a must-have performance upgrade for your WRX or STI.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eMassive Weight Reduction\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eWeighing just 1.2 lbs, the Perrin Crank Pulley shaves an impressive 3.7 lbs off rotating mass compared to stock. This weight reduction is equivalent to removing over 100 lbs of static vehicle weight, delivering noticeable gains in throttle response, horsepower, and torque across the powerband.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003ePremium Construction\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eCNC-machined from high-grade 6061-T6 aluminum with a sleek anodized finish for corrosion resistance and durability. Balanced to OE standards for smooth operation. This pulley isn't just lighter—it's stronger, more efficient, and built to last.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eKey Benefits:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eWeighs only 1.2 lbs—3.7 lbs lighter than OEM\u003c\/li\u003e\n\u003cli\u003eReduces rotating mass for faster engine response\u003c\/li\u003e\n\u003cli\u003eIncreases horsepower and torque across the powerband\u003c\/li\u003e\n\u003cli\u003eCNC-machined from 6061-T6 aluminum\u003c\/li\u003e\n\u003cli\u003eAnodized finish for corrosion resistance\u003c\/li\u003e\n\u003cli\u003eBalanced to OE standards for smooth operation\u003c\/li\u003e\n\u003cli\u003eDirect-fit replacement—no tuning required\u003c\/li\u003e\n\u003cli\u003eEasy installation (30-60 minutes)\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eWhat's Included:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ePerrin Lightweight Crank Pulley\u003c\/li\u003e\n\u003cli\u003eInstallation instructions\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eFitment:\u003c\/strong\u003e Subaru WRX \u0026amp; STI (confirm compatibility by year\/model)\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eInstallation Note:\u003c\/strong\u003e Impact wrench or crank pulley tool recommended\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWarranty:\u003c\/strong\u003e Perrin Limited Warranty\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003ePROPOSITION 65 WARNING:\u003c\/strong\u003e Cancer and Reproductive Harm - \u003ca href=\"https:\/\/www.P65Warnings.ca.gov\" target=\"_blank\"\u003ewww.P65Warnings.ca.gov\u003c\/a\u003e\u003c\/p\u003e","brand":"JDMuscle","offers":[{"title":"2002-2014 WRX \/ Black \/ With A\/C","offer_id":52569390219564,"sku":"perPSP-ENG-100BK","price":134.3,"currency_code":"USD","in_stock":true},{"title":"2002-2014 WRX \/ Black \/ Without A\/C","offer_id":52569390252332,"sku":"perPSP-ENG-102BK","price":134.3,"currency_code":"USD","in_stock":true},{"title":"2002-2014 WRX \/ Red \/ With A\/C","offer_id":52569390285100,"sku":"perPSP-ENG-100RD","price":134.3,"currency_code":"USD","in_stock":true},{"title":"2002-2014 WRX \/ Red \/ Without A\/C","offer_id":52569390317868,"sku":"perPSP-ENG-102RD","price":134.3,"currency_code":"USD","in_stock":true},{"title":"2004-2021 STI \/ Black \/ With A\/C","offer_id":52569390350636,"sku":"perPSP-ENG-100BK","price":134.3,"currency_code":"USD","in_stock":true},{"title":"2004-2021 STI \/ Black \/ Without A\/C","offer_id":52569390383404,"sku":"perPSP-ENG-102BK","price":134.3,"currency_code":"USD","in_stock":true},{"title":"2004-2021 STI \/ Red \/ With A\/C","offer_id":52569390416172,"sku":"perPSP-ENG-100RD","price":134.3,"currency_code":"USD","in_stock":true},{"title":"2004-2021 STI \/ Red \/ Without A\/C","offer_id":52569390448940,"sku":"perPSP-ENG-102RD","price":134.3,"currency_code":"USD","in_stock":true},{"title":"2015-2018 WRX \/ Black \/ With A\/C","offer_id":52569390481708,"sku":"perPSP-ENG-101BK","price":134.3,"currency_code":"USD","in_stock":true},{"title":"2015-2018 WRX \/ Red \/ With A\/C","offer_id":52569390514476,"sku":"perPSP-ENG-101RD","price":134.3,"currency_code":"USD","in_stock":true},{"title":"2019-2021 WRX \/ Black \/ With A\/C","offer_id":52569390547244,"sku":"perPSP-ENG-104BK","price":191.25,"currency_code":"USD","in_stock":true},{"title":"2019-2021 WRX \/ Red \/ With A\/C","offer_id":52569390580012,"sku":"perPSP-ENG-104RD","price":191.25,"currency_code":"USD","in_stock":true},{"title":"2022-2025 WRX \/ Black \/ With A\/C","offer_id":52569390612780,"sku":"perPSP-ENG-106BK","price":191.25,"currency_code":"USD","in_stock":true},{"title":"2022-2025 WRX \/ Red \/ With A\/C","offer_id":52569390645548,"sku":"perPSP-ENG-106RD","price":191.25,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0059\/9425\/0329\/files\/perrin-crank-pulley-wrx-2015-2018-scion-fr-s-2013-2016-subaru-brz-2013-2018-impreza-2012-2013-crosstrek-psp-eng-101bk-psp-eng-101rd-pulleys-perrin-performance.jpg?v=1768962253","url":"https:\/\/www.evergreenkings.com\/vi\/products\/perrin-02-25-wrx-04-21-sti-crank-pulley-psp-eng-101","provider":"Evergreen Kings","version":"1.0","type":"link"}