{"product_id":"grimmspeed-4-piston-brake-caliper-kitsubaru-wrx-wrx-sti-2002-2021-340mm-rotor-red-or-gunmetal-gray","title":"GrimmSpeed Brake Caliper Kit for Subaru WRX \/ WRX STi (2002-2021) 340mm 4-Piston Rotor Red or Gunmetal Gray","description":"\u003cp\u003e\u003cem\u003e\u003c\/em\u003e\u003cspan style=\"color: #ff0000;\"\u003e\u003cb\u003eFitment Information\u003c\/b\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-start=\"150\" data-end=\"269\" class=\"PDq2pG_selectionAnchorContainer\"\u003eSubaru WRX \/ WRX STI (2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"color: #ff0000;\"\u003e\u003cstrong\u003eNote\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-end=\"2670\" data-start=\"2615\"\u003eDesigned for use with OEM-style hubs and rotors — no knuckle swaps or custom adapters required.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eOEM Subaru 340mm Rotor (5x114.3 Cars Only) Part No.-26300VA000\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"color: #ff0000;\"\u003e\u003cstrong\u003eSpecs \u0026amp; Features\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-end=\"2612\" data-start=\"2579\"\u003e\n\u003cstrong\u003eRotor Size: \u003c\/strong\u003e340mm\u003c\/li\u003e\n\u003cli data-end=\"2670\" data-start=\"2615\"\u003e\n\u003cstrong\u003ePad Type: \u003c\/strong\u003eF40 (FMSI D968)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eForged 6061-T6 Aluminum Caliper Body \u003c\/strong\u003e– 2-piece design, hard anodized for strength and corrosion resistance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual Piston Setup\u003c\/strong\u003e – 44mm primary and 41mm secondary pistons provide even pad pressure and reduced taper\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeat-Managed Pistons\u003c\/strong\u003e – Type 3 hard anodized and vented for superior thermal performance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLightweight Design \u003c\/strong\u003e– Approximately 9.9 lbs per corner with bracket and hardware\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePad Compatibility\u003c\/strong\u003e – FMSI D1001 or D968 (varies by application)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRotor Compatibility \u003c\/strong\u003e– Works with commonly available Subaru OEM and STI rotors\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNo Brake Lines Required \u003c\/strong\u003e– Compatible with factory lines (new lines may be recommended depending on vehicle)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(255, 42, 0);\"\u003e\u003cstrong\u003eIn the Box\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e(2) GrimmSpeed 4-Piston Brake Calipers (choose Red or Gunmetal)\u003c\/li\u003e\n\u003cli\u003e(2) Vehicle-Specific Billet 4140 Steel Caliper Brackets\u003c\/li\u003e\n\u003cli\u003eFull Hardware Kit:\u003c\/li\u003e\n\u003cli\u003eBridge bolts\u003c\/li\u003e\n\u003cli\u003eBanjo bolts\u003c\/li\u003e\n\u003cli\u003eCrush washers\u003c\/li\u003e\n\u003cli\u003eBleeder dust caps\u003c\/li\u003e\n\u003cli\u003eCaliper guide pins\u003c\/li\u003e\n\u003cli\u003eSecurity cotter pins\u003c\/li\u003e\n\u003cli\u003eCaliper spring bridges + bolts\u003c\/li\u003e\n\u003cli\u003ePrintable 1:1 Fitment Template\u003c\/li\u003e\n\u003cli\u003eInstall Instructions\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"color: #ff2a00;\"\u003e\u003cstrong\u003e\u003cspan\u003eProduct Description\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThe stock single-piston caliper found on most Subaru platforms gets the job done — but it wasn’t designed for the kind of aggressive driving, tracking, or build evolution most GrimmSpeed drivers pursue. That’s where our 4-Piston Brake Caliper Kit comes in.\u003c\/p\u003e\n\u003cp\u003ePurpose-built for Subaru performance, this fixed caliper setup brings balanced stopping power, improved heat management, and consistent pedal feel to your favorite chassis. Designed in-house and tested under real-world conditions, the system offers a true performance solution — with no need to chase down used Brembos or deal with custom brackets.\u003c\/p\u003e\n\u003cp\u003eEach kit is application-specific, pairing our forged aluminum calipers with the correct rotor and bracket configuration for your setup. Calipers are available in your choice of Red or Gunmetal Gray anodized finishes, both designed to withstand heat and resist corrosion while delivering a clean, motorsports-ready look. From street builds to track cars, this is the braking confidence your Subaru deserves.\u003c\/p\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e","brand":"GrimmSpeed","offers":[{"title":"Red","offer_id":42767513616464,"sku":"GRM.1170.1.RED","price":1608.0,"currency_code":"USD","in_stock":true},{"title":"Gunmetal Gray","offer_id":42767513649232,"sku":"GRM.1170.1.GRY","price":1608.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0058\/0252\/4785\/files\/GrimmSpeed_Brake_Caliper_RED-1_0f82586f-76e9-493a-ba4b-391ab70b091c.jpg?v=1783526801","url":"https:\/\/shop.redline360.com\/products\/grimmspeed-4-piston-brake-caliper-kitsubaru-wrx-wrx-sti-2002-2021-340mm-rotor-red-or-gunmetal-gray","provider":"Redline360","version":"1.0","type":"link"}