{"product_id":"cusco-sport-x-coilovers-for-2015-2021-subaru-wrx-sti-vaf","title":"Cusco Sport X Coilovers for 2015-2021 Subaru WRX STI (VAF)","description":"\u003cp\u003eThe Cusco Sport X Coilovers for the 2015-2021 Subaru WRX STI (VAF) represent the pinnacle of Cusco suspension technology, delivering 3-way damping adjustment with separate rebound, high-speed compression, and low-speed compression control via an external reservoir tank. With 14 Kg\/mm front and 16 Kg\/mm rear spring rates, pillow ball mounts, and custom built-to-order manufacturing, these WRX STI coilovers are engineered for professional motorsport.\u003c\/p\u003e\n\u003cp\u003eThe external reservoir dramatically increases oil volume and heat dissipation, essential for endurance racing where the EJ25T's sustained output and cornering loads push internal-reservoir designs past their thermal limits. Separate high-speed and low-speed compression circuits address the STI's unique challenge of managing both aggressive kerb strikes and sustained lateral loading independently of rebound tuning. Custom built-to-order with a 10-12 week lead time. For WRX STI owners competing at the professional level who need Cusco coilovers with the ultimate adjustability, the Sport X is the no-compromise choice.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e3-Way damping adjustment (rebound + hi\/lo compression)\u003c\/li\u003e\n\u003cli\u003eExternal reservoir tank\u003c\/li\u003e\n\u003cli\u003eMonotube shock absorber with high-pressure nitrogen\u003c\/li\u003e\n\u003cli\u003ePillow ball upper mounts\u003c\/li\u003e\n\u003cli\u003eFull-length adjustable threaded cases\u003c\/li\u003e\n\u003cli\u003eCustom built-to-order (10-12 weeks)\u003c\/li\u003e\n\u003cli\u003eMade in Japan\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5\u003eSpecifications\u003c\/h5\u003e\n\u003ctable class=\"table table-striped table-primary\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Number\u003c\/td\u003e\n\u003ctd\u003e6A1 64X CP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Name\u003c\/td\u003e\n\u003ctd\u003eCusco Sport X Coilovers\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVehicle\u003c\/td\u003e\n\u003ctd\u003e2015-2021 Subaru WRX STI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChassis Code\u003c\/td\u003e\n\u003ctd\u003eVAF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEngine\u003c\/td\u003e\n\u003ctd\u003eEJ25T\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDrivetrain\u003c\/td\u003e\n\u003ctd\u003eAWD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDamping Adjustment\u003c\/td\u003e\n\u003ctd\u003e3-Way (24 levels)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRide-Height Adjustable\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpring Rate - Front\u003c\/td\u003e\n\u003ctd\u003e14 Kg\/mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpring Rate - Rear\u003c\/td\u003e\n\u003ctd\u003e16 Kg\/mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCamber Plates - Front\u003c\/td\u003e\n\u003ctd\u003eYes (Pillow Ball)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCamber Plates - Rear\u003c\/td\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNotes\u003c\/td\u003e\n\u003ctd\u003eWRX STI 4-door sedan; custom built-to-order (10-12 weeks)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch5\u003eVehicle Fitment\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e2015 Subaru WRX STI (VAF)\u003c\/li\u003e\n\u003cli\u003e2016 Subaru WRX STI (VAF)\u003c\/li\u003e\n\u003cli\u003e2017 Subaru WRX STI (VAF)\u003c\/li\u003e\n\u003cli\u003e2018 Subaru WRX STI (VAF)\u003c\/li\u003e\n\u003cli\u003e2019 Subaru WRX STI (VAF)\u003c\/li\u003e\n\u003cli\u003e2020 Subaru WRX STI (VAF)\u003c\/li\u003e\n\u003cli\u003e2021 Subaru WRX STI (VAF)\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Cusco","offers":[{"title":"Default Title","offer_id":44200853667900,"sku":"6A1 64X CP","price":3492.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0000\/2183\/files\/cusco-sport-x-coilovers-for-2015-2021-subaru-wrx-sti-vaf-6a1-64x-cp-1234423011.jpg?v=1777273898","url":"https:\/\/www.springrates.com\/products\/cusco-sport-x-coilovers-for-2015-2021-subaru-wrx-sti-vaf","provider":"SPRINGRATES®","version":"1.0","type":"link"}