{"product_id":"1989-1991-honda-civic-ef-2-way-competition-coilovers","title":"1989-1991 HONDA CIVIC (EF) 2-WAY COMPETITION COILOVERS","description":"\u003cp data-start=\"135\" data-end=\"212\"\u003eS3 coilover systems may be “Simple” by name, but that’s where simplicity ends.\u003c\/p\u003e\n\u003cp data-start=\"214\" data-end=\"583\"\u003eThis two-way adjustable coilover kit is engineered using premium components and assembled by hand with a focus on precision, consistency, and real-world performance. Spring rates and valving are developed through extensive shock dyno analysis and validated through both street driving and track testing, ensuring predictable handling, control, and long-term durability.\u003c\/p\u003e\n\u003cp data-start=\"585\" data-end=\"748\"\u003eDesigned as a true bolt-in solution, each kit includes everything required to transform your vehicle from a capable street car into a purpose-driven track machine.\u003c\/p\u003e\n\u003chr data-start=\"750\" data-end=\"753\"\u003e\n\u003ch2 data-section-id=\"1d7mrtu\" data-start=\"755\" data-end=\"766\"\u003eFeatures\u003c\/h2\u003e\n\u003cp data-start=\"768\" data-end=\"1599\"\u003e• Independent rebound and compression adjustment (2-way adjustable)\u003cbr data-start=\"835\" data-end=\"838\"\u003e• External reservoirs for increased fluid capacity and thermal stability\u003cbr data-start=\"910\" data-end=\"913\"\u003e• 34-inch front braided lines\u003cbr data-start=\"942\" data-end=\"945\"\u003e• 16-inch rear braided lines with reservoir mounting brackets\u003cbr data-start=\"1006\" data-end=\"1009\"\u003e• Gas-pressurized monotube dampers\u003cbr data-start=\"1043\" data-end=\"1046\"\u003e• Swift Springs, custom-selected for each application\u003cbr data-start=\"1099\" data-end=\"1102\"\u003e• Precision-machined shock bodies with corrosion-resistant threads\u003cbr data-start=\"1168\" data-end=\"1171\"\u003e• Independent ride height and spring preload adjustment\u003cbr data-start=\"1226\" data-end=\"1229\"\u003e• Pillowball top mounts for improved steering response\u003cbr data-start=\"1283\" data-end=\"1286\"\u003e• Camber-adjustable top hats (application dependent)\u003cbr data-start=\"1338\" data-end=\"1341\"\u003e• Spherical bearing lower mounts (application dependent)\u003cbr data-start=\"1397\" data-end=\"1400\"\u003e• Zinc-plated hardware for durability (application dependent)\u003cbr data-start=\"1461\" data-end=\"1464\"\u003e• Bump stops and shock dust boots for added protection\u003cbr data-start=\"1518\" data-end=\"1521\"\u003e• Complete bolt-in hardware included\u003cbr data-start=\"1557\" data-end=\"1560\"\u003e• Backed by a 2-year limited warranty\u003c\/p\u003e\n\u003chr data-start=\"1601\" data-end=\"1604\"\u003e\n\u003ch2 data-section-id=\"13bet33\" data-start=\"1606\" data-end=\"1633\"\u003eAvailable Configurations\u003c\/h2\u003e\n\u003cp data-start=\"1635\" data-end=\"1755\"\u003e\u003cstrong data-start=\"1635\" data-end=\"1645\"\u003eStreet\u003c\/strong\u003e\u003cbr data-start=\"1645\" data-end=\"1648\"\u003eBalanced spring rates and valving designed to improve handling while maintaining comfort for daily driving.\u003c\/p\u003e\n\u003cp data-start=\"1757\" data-end=\"1947\"\u003e\u003cstrong data-start=\"1757\" data-end=\"1780\"\u003eStreet \/ Track (ST)\u003c\/strong\u003e\u003cbr data-start=\"1780\" data-end=\"1783\"\u003eA more aggressive balance of spring rates and damping, offering improved performance for spirited driving and occasional track use while still remaining streetable.\u003c\/p\u003e\n\u003cp data-start=\"1949\" data-end=\"2098\"\u003e\u003cstrong data-start=\"1949\" data-end=\"1958\"\u003eTrack\u003c\/strong\u003e\u003cbr data-start=\"1958\" data-end=\"1961\"\u003eIncreased spring rates and more aggressive damping focused on maximizing grip and chassis response. Not recommended for daily street use.\u003c\/p\u003e\n\u003cp data-start=\"2100\" data-end=\"2229\"\u003e\u003cstrong data-start=\"2100\" data-end=\"2108\"\u003eAero\u003c\/strong\u003e\u003cbr data-start=\"2108\" data-end=\"2111\"\u003eHigher spring rates with revised valving to properly support aerodynamic load from splitters, canards, and rear wings.\u003c\/p\u003e\n\u003cp data-start=\"2231\" data-end=\"2388\"\u003e\u003cstrong data-start=\"2231\" data-end=\"2255\"\u003eCustom Specification\u003c\/strong\u003e\u003cbr data-start=\"2255\" data-end=\"2258\"\u003eHave a unique setup? Provide your vehicle details and intended use—we’ll build a system tailored specifically to your application.\u003c\/p\u003e\n\u003chr data-start=\"2390\" data-end=\"2393\"\u003e\n\u003ch2 data-section-id=\"cctytt\" data-start=\"2395\" data-end=\"2406\"\u003eWarranty\u003c\/h2\u003e\n\u003cp data-start=\"2408\" data-end=\"2481\"\u003eAll S3 Suspension coilover systems include a \u003cstrong data-start=\"2453\" data-end=\"2480\"\u003elimited 2-year warranty\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-start=\"2483\" data-end=\"2660\"\u003eEach kit is built with performance and longevity in mind, using high-quality components and precision manufacturing to ensure reliability under both street and track conditions.\u003c\/p\u003e\n\u003cp data-start=\"2662\" data-end=\"2737\"\u003eFor full warranty terms and coverage details, please refer to our FAQ page.\u003c\/p\u003e","brand":"S3 Suspension","offers":[{"title":"2-WAY COMPETITION: 14\/10KG - (REAR HELPER SPRINGS INCLUDED)","offer_id":53783907402035,"sku":"EF-2WC-14x10H","price":2799.99,"currency_code":"USD","in_stock":true},{"title":"2-WAY COMPETITION:  14\/12KG - (REAR HELPER SPRINGS INCLUDED)","offer_id":53783907434803,"sku":"EF-2WC-14x12H","price":2799.99,"currency_code":"USD","in_stock":true},{"title":"2-WAY CUSTOM Rates- Spring Rates Emailed by Customer","offer_id":53783907467571,"sku":"EF-2WC-CUSTOM","price":2799.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0256\/5855\/6497\/files\/EF-2WAY-COILOVER-1_9716ea41-38e9-46b8-8752-8a220bdd67fd.jpg?v=1785696587","url":"https:\/\/www.circuitspecr.com\/products\/1989-1991-honda-civic-ef-2-way-competition-coilovers","provider":"Circuit Spec R","version":"1.0","type":"link"}