{"product_id":"bc-racing-er-series-coilovers-2015-2021-impreza-sti-wrx-vab-vaf-vag","title":"BC Racing ER Series Coilovers 2015-2021 Impreza STI \/ WRX (VAB \/ VAF \/ VAG)","description":"\u003cp\u003eBC Racing ER Series Coilovers for the 2015-2021 Subaru WRX STI (VA2) put race-grade adjustability in reach of the serious track-day driver, with independent compression and rebound tuning at every corner. Every kit is extensively tested on the WRX STI VA2 chassis and refined until it balances ride quality with performance — the reason WRX STI coilovers from BC Racing are the best-selling adjustable kits in their segment worldwide.\u003c\/p\u003e\n\u003cp\u003eER Series kits run a linear twin-piston design in a mono-tube body, with compression and rebound on separate external adjusters. That lets you fine-tune chassis balance corner by corner — stiffer front for turn-in, softer rear for exit grip, whatever the session calls for. BC Racing takes pride in choosing spring rates and damper valving that balance comfort and performance — you never end up with the oversprung, harsh-riding kit some brands ship as their only option. Drivers who want to deviate from the factory setup can order Swift Springs, custom spring rates, and custom valving at checkout; BC will re-valve the dampers to match whatever you specify, a level of customization most brands reserve for their top-tier race kits.\u003c\/p\u003e\n\u003cp\u003eBC Racing has been manufacturing adjustable coilovers since 2004 and is one of the most popular coilover brands in the automotive tuning industry for a reason: competitive pricing, deep customization, proven reliability, and a fully rebuildable damper design that lasts years instead of seasons. These WRX STI coilovers arrive tuned for the VA2 chassis and ready to bolt in — no break-in period, no guessing at setup. \u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e30-level rebound adjustment (top of damper)\u003c\/li\u003e\n\u003cli\u003e30-level compression adjustment (external reservoir)\u003c\/li\u003e\n\u003cli\u003eMono-tube damper with linear twin-piston design\u003c\/li\u003e\n\u003cli\u003eRide height adjustable independent of spring preload\u003c\/li\u003e\n\u003cli\u003eUpper mount hardware varies by chassis — camber plates, pillowball, or reused OEM mounts. See the Specifications table for what's included on your kit.\u003c\/li\u003e\n\u003cli\u003eSwift Spring and custom spring rate upgrades available at checkout\u003c\/li\u003e\n\u003cli\u003eCustom damper valving paired with custom spring rates on request\u003c\/li\u003e\n\u003cli\u003eFully rebuildable — replacement parts available from BC for the life of the shock\u003c\/li\u003e\n\u003cli\u003e2-year manufacturer warranty against defects\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5\u003eSpecifications\u003c\/h5\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;margin:0 0 1.5em;font-size:14px;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #e1e1e1;background:#ffffff;font-weight:600;width:40%;\"\u003ePart Number\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #e1e1e1;background:#ffffff;\"\u003eF-25-ER\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #e1e1e1;background:#f9f9f9;font-weight:600;width:40%;\"\u003ePart Name\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #e1e1e1;background:#f9f9f9;\"\u003eER Series Coilovers\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #e1e1e1;background:#ffffff;font-weight:600;width:40%;\"\u003eVehicle\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #e1e1e1;background:#ffffff;\"\u003e2015-2021 Subaru WRX STI AWD (VA2)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #e1e1e1;background:#f9f9f9;font-weight:600;width:40%;\"\u003eDrivetrain\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #e1e1e1;background:#f9f9f9;\"\u003eAWD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #e1e1e1;background:#ffffff;font-weight:600;width:40%;\"\u003eChassis Code\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #e1e1e1;background:#ffffff;\"\u003eVA2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #e1e1e1;background:#f9f9f9;font-weight:600;width:40%;\"\u003eDamping Adjustment\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #e1e1e1;background:#f9f9f9;\"\u003e2-Way (30 levels rebound 30 levels compression)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #e1e1e1;background:#ffffff;font-weight:600;width:40%;\"\u003eRide-Height Adjustable\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #e1e1e1;background:#ffffff;\"\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #e1e1e1;background:#f9f9f9;font-weight:600;width:40%;\"\u003eSpring Rate - Front\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #e1e1e1;background:#f9f9f9;\"\u003e8 kg\/mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #e1e1e1;background:#ffffff;font-weight:600;width:40%;\"\u003eSpring Rate - Rear\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #e1e1e1;background:#ffffff;\"\u003e6 kg\/mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #e1e1e1;background:#f9f9f9;font-weight:600;width:40%;\"\u003eSpring Size - Front\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #e1e1e1;background:#f9f9f9;\"\u003e62-180-8K\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #e1e1e1;background:#ffffff;font-weight:600;width:40%;\"\u003eSpring Size - Rear\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #e1e1e1;background:#ffffff;\"\u003e62-200-6K\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #e1e1e1;background:#f9f9f9;font-weight:600;width:40%;\"\u003eSwift Springs - Front\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #e1e1e1;background:#f9f9f9;\"\u003e62-178-X\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #e1e1e1;background:#ffffff;font-weight:600;width:40%;\"\u003eSwift Springs - Rear\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #e1e1e1;background:#ffffff;\"\u003e62-203-X\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #e1e1e1;background:#f9f9f9;font-weight:600;width:40%;\"\u003eCamber Plates - Front\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #e1e1e1;background:#f9f9f9;\"\u003eIncluded\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #e1e1e1;background:#ffffff;font-weight:600;width:40%;\"\u003eCamber Plates - Rear\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #e1e1e1;background:#ffffff;\"\u003eNot Applicable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #e1e1e1;background:#f9f9f9;font-weight:600;width:40%;\"\u003eSuspension Design - Front\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #e1e1e1;background:#f9f9f9;\"\u003eTrue Coilover\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #e1e1e1;background:#ffffff;font-weight:600;width:40%;\"\u003eSuspension Design - Rear\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #e1e1e1;background:#ffffff;\"\u003eTrue Coilover\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #e1e1e1;background:#f9f9f9;font-weight:600;width:40%;\"\u003eNotes\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #e1e1e1;background:#f9f9f9;\"\u003eThe ER Series is not available in Extreme-Low configuration.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch5\u003eVehicle Fitment\u003c\/h5\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;margin:0 0 1.5em;font-size:14px;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\u003ctd style=\"padding:8px 12px;border:1px solid #e1e1e1;background:#ffffff;\"\u003e2015 Subaru WRX STI AWD (VA2)\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd style=\"padding:8px 12px;border:1px solid #e1e1e1;background:#f9f9f9;\"\u003e2016 Subaru WRX STI AWD (VA2)\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd style=\"padding:8px 12px;border:1px solid #e1e1e1;background:#ffffff;\"\u003e2017 Subaru WRX STI AWD (VA2)\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd style=\"padding:8px 12px;border:1px solid #e1e1e1;background:#f9f9f9;\"\u003e2018 Subaru WRX STI AWD (VA2)\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd style=\"padding:8px 12px;border:1px solid #e1e1e1;background:#ffffff;\"\u003e2019 Subaru WRX STI AWD (VA2)\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd style=\"padding:8px 12px;border:1px solid #e1e1e1;background:#f9f9f9;\"\u003e2020 Subaru WRX STI AWD (VA2)\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd style=\"padding:8px 12px;border:1px solid #e1e1e1;background:#ffffff;\"\u003e2021 Subaru WRX STI AWD (VA2)\u003c\/td\u003e\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"BC Racing","offers":[{"title":"ER Type","offer_id":47110637682863,"sku":"F-25-ER","price":1955.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0587\/3598\/4815\/files\/bc-racing-er-series-coilovers-2015-2021-impreza-sti-wrx-vab-vaf-vag-f-25-er-1397099.jpg?v=1782431970","url":"https:\/\/subimods.com\/products\/bc-racing-er-series-coilovers-2015-2021-impreza-sti-wrx-vab-vaf-vag","provider":"Subimods.com","version":"1.0","type":"link"}