{"product_id":"07-14-subaru-impreza-sti-grb-grf-traction-plus-ultra-coilovers","title":"07-14 Subaru Impreza STI GRB\/GRF Traction Plus Ultra Coilovers","description":"\u003cp data-start=\"301\" data-end=\"613\"\u003eUpgrade the composure and grip of your \u003cstrong\u003e07-14 Subaru Impreza STI GRB\/GRF\u003c\/strong\u003e with Riaction Traction Plus Ultra coilovers. Engineered for high-load AWD performance driving, the TPU system improves corner entry stability, reduces chassis roll under boost, and delivers more consistent traction during aggressive acceleration.\u003c\/p\u003e\n\u003cp data-start=\"615\" data-end=\"991\"\u003eTraction Plus Ultra features our \u003cstrong data-start=\"645\" data-end=\"677\"\u003enew digressive piston design\u003c\/strong\u003e, built to provide strong low-speed damping for enhanced body control and sharper steering response while remaining composed as suspension velocity increases. On the VA platform, this translates into improved transitional stability and greater confidence when pushing through high-speed corners or uneven pavement.\u003c\/p\u003e\n\u003cp data-start=\"993\" data-end=\"1456\"\u003eEach system is constructed with a \u003cstrong data-start=\"1027\" data-end=\"1055\"\u003enickel-coated shock body\u003c\/strong\u003e to protect against corrosion and environmental exposure. The \u003cstrong data-start=\"1117\" data-end=\"1160\"\u003ehex screw preload collar locking system\u003c\/strong\u003e ensures spring preload remains secure under repeated track use and spirited driving. Signature orange-coated non-MacPherson components add durability and a distinctive finish, while pillowball upper mounts are included where applicable to increase steering precision and suspension articulation.\u003c\/p\u003e\n\u003cp data-start=\"1458\" data-end=\"1526\"\u003eEvery Traction Plus Ultra kit is backed by our 2-year factory warranty.\u003c\/p\u003e\n\u003chr data-start=\"1528\" data-end=\"1531\"\u003e\n\u003cp data-start=\"1533\" data-end=\"1575\"\u003e🔧 \u003cstrong data-start=\"1536\" data-end=\"1575\"\u003eTraction Plus Ultra Coilover Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"1577\" data-end=\"2179\"\u003eFull-Length Ride Height Adjustment\u003cbr data-start=\"1611\" data-end=\"1614\"\u003e32-Level Damping Adjustment\u003cbr data-start=\"1641\" data-end=\"1644\"\u003eNew Digressive Piston Valving\u003cbr data-start=\"1673\" data-end=\"1676\"\u003eMono-Tube Damper Design\u003cbr data-start=\"1699\" data-end=\"1702\"\u003eNickel-Coated Shock Body for Corrosion Protection\u003cbr data-start=\"1751\" data-end=\"1754\"\u003eHex Screw Preload Collar Locking System\u003cbr data-start=\"1793\" data-end=\"1796\"\u003eSignature Orange Coating on Non-MacPherson Components\u003cbr data-start=\"1849\" data-end=\"1852\"\u003ePillowball Upper Mounts (When Applicable)\u003cbr data-start=\"1893\" data-end=\"1896\"\u003e44mm High-Flow CNC 6061 Aluminum Piston\u003cbr data-start=\"1935\" data-end=\"1938\"\u003eCNC 6061 Aluminum Floating Piston\u003cbr data-start=\"1971\" data-end=\"1974\"\u003ePolyurethane Oil Seals\u003cbr data-start=\"1996\" data-end=\"1999\"\u003eSAE9254 Cold-Wound Performance Springs\u003cbr data-start=\"2037\" data-end=\"2040\"\u003eMulti-Thickness Valving Shims\u003cbr data-start=\"2069\" data-end=\"2072\"\u003eLow-Gas Pressure Internal Design\u003cbr data-start=\"2104\" data-end=\"2107\"\u003e7.5w Compounded Suspension Fluid\u003cbr data-start=\"2139\" data-end=\"2142\"\u003eFully Rebuildable Coilover Assembly\u003c\/p\u003e\n\u003chr data-start=\"2181\" data-end=\"2184\"\u003e\n\u003cp data-start=\"2186\" data-end=\"2241\"\u003e⚙️ \u003cstrong data-start=\"2189\" data-end=\"2214\"\u003eFactory Spring Rates:\u003c\/strong\u003e\u003cbr data-start=\"2214\" data-end=\"2217\"\u003eFront: 8K\u003cbr data-start=\"2227\" data-end=\"2230\"\u003eRear: 8K\u003c\/p\u003e\n\u003chr data-start=\"2243\" data-end=\"2246\"\u003e\n\u003cp data-start=\"2248\" data-end=\"2359\"\u003e📧 \u003cstrong data-start=\"2251\" data-end=\"2276\"\u003eInternational Orders:\u003c\/strong\u003e\u003cbr data-start=\"2276\" data-end=\"2279\"\u003eFor international shipping inquiries, please email us at \u003ca data-start=\"2336\" data-end=\"2359\" class=\"decorated-link cursor-pointer\" rel=\"noopener\"\u003einfo@riactionshocks.com\u003cspan aria-hidden=\"true\" class=\"ms-0.5 inline-block align-middle leading-none\"\u003e\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20\" height=\"20\" aria-hidden=\"true\" data-rtl-flip=\"\" class=\"block h-[0.75em] w-[0.75em] stroke-current stroke-[0.75]\"\u003e\u003cuse fill=\"currentColor\" href=\"\/cdn\/assets\/sprites-core-d1qk0x1f.svg#304883\"\u003e\u003c\/use\u003e\u003c\/svg\u003e\u003c\/span\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003chr data-start=\"2361\" data-end=\"2364\"\u003e\n\u003cp data-start=\"2366\" data-end=\"2542\"\u003eMaximize grip and high-speed stability in your 07-14 Subaru Impreza STI GRB\/GRF with Traction Plus Ultra coilovers, advanced performance shocks engineered by Riaction Performance Shocks.\u003c\/p\u003e","brand":"Riaction Performance Shocks","offers":[{"title":"Default Title","offer_id":52707071197460,"sku":"0SB-001-TPU","price":1780.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0900\/3833\/7812\/files\/2015_SubaruWRXSTIVATractionPlusUltraCoilovers_cab8f530-30fd-4e8f-bb88-f849130058de.webp?v=1776892175","url":"https:\/\/www.riactionperformanceshocks.com\/products\/07-14-subaru-impreza-sti-grb-grf-traction-plus-ultra-coilovers","provider":"Riaction Performance Shocks","version":"1.0","type":"link"}