{"product_id":"rs-big-3-upgrade-kit-1-0-premium-high-conductivity-pure-copper-wire","title":"RS Big 3 Upgrade Kit – 1\/0 Premium High Conductivity Pure Copper Wire","description":"\u003cp\u003e\u003cstrong\u003eResilient Sounds Big 3 Upgrade Kit – 1\/0 Premium High Conductivity Copper Wire – 99.9% Copper – Made in the USA – Includes (3) 4-ft Power Runs, Heat Shrink \u0026amp; Copper Ring Terminals\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003cstrong\u003eKey Features \u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCOMPLETE BIG 3 UPGRADE KIT:\u003c\/strong\u003e Includes \u003cstrong\u003e(3) 4-ft runs\u003c\/strong\u003e of true 1\/0 premium high-conductivity copper wire to upgrade your vehicle’s critical electrical paths.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e99.9% PURE COPPER :\u003c\/strong\u003e Ultra-low resistance copper delivers excellent current flow and improved voltage stability for high-power car audio systems.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eMADE IN THE USA :\u003c\/strong\u003e Manufactured in the United States under an \u003cstrong\u003eISO 9001:2015–compliant quality management system\u003c\/strong\u003e for consistency and reliability.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eINSTALL-READY HARDWARE INCLUDED:\u003c\/strong\u003e Comes with \u003cstrong\u003eheavy-duty copper ring terminals\u003c\/strong\u003e and \u003cstrong\u003eheat shrink tubing\u003c\/strong\u003e for clean, professional connections.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eTRUE 1\/0 AWG PERFORMANCE:\u003c\/strong\u003e Full-size gauge with flexible, heat-resistant insulation designed for engine bay and chassis routing.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003cstrong\u003eWhat’s Included \u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e (3) × 4\u003cstrong\u003e-ft lengths\u003c\/strong\u003e of 1\/0 Premium High Conductivity Copper Wire\u003c\/p\u003e\n\u003cp\u003e (6) \u003cstrong\u003eCopper Ring Terminals\u003c\/strong\u003e (sized for 1\/0 AWG)\u003c\/p\u003e\n\u003cp\u003e (6) \u003cstrong\u003eHeat Shrink Tubing\u003c\/strong\u003e for secure, corrosion-resistant terminations\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cem\u003e(Battery, alternator, and mounting hardware not included)\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTHE FOUNDATION OF A STRONG ELECTRICAL SYSTEM\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eUpgrade your vehicle’s electrical backbone with \u003cstrong\u003eResilient Sounds 1\/0 Premium High Conductivity Copper Wire\u003c\/strong\u003e, \u003cstrong\u003eMade in the USA.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat Is the Big 3 Upgrade?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe Big 3 upgrade reinforces your vehicle’s three most critical electrical paths to reduce voltage drop and improve current flow:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eBattery Negative → Chassis Ground\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eEngine Block → Chassis Ground\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eAlternator Positive → Battery Positive\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eUsing undersized or mixed-metal wire limits system performance. Our \u003cstrong\u003etrue 1\/0, 99.9% copper wire\u003c\/strong\u003e ensures your charging system can keep up with high-power amplifiers.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy Use Resilient Sounds Wire for the Big 3\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e99.9% High Conductivity Copper\u003c\/strong\u003e for superior current transfer\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eTrue 1\/0 AWG\u003c\/strong\u003e — no undersized strands\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eUltra-Low Resistance\u003c\/strong\u003e reduces voltage drop\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eFlexible, Heat-Resistant Jacket\u003c\/strong\u003e for clean routing\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eMade in the USA\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eISO 9001:2015 Quality Process\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBig 3 Performance Benefits\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e Stronger, more stable voltage\u003c\/li\u003e\n\u003cli\u003e Reduced amplifier strain\u003c\/li\u003e\n\u003cli\u003e Improved bass response\u003c\/li\u003e\n\u003cli\u003e Better alternator efficiency\u003c\/li\u003e\n\u003cli\u003e Cleaner electrical foundation for future upgrades\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eFeature\u003c\/th\u003e\n\u003cth\u003eRS Premium Copper\u003c\/th\u003e\n\u003cth\u003eStandard OFC\u003c\/th\u003e\n\u003cth\u003eCCA\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCopper Content\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e99.9% Copper\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e~99.9%\u003c\/td\u003e\n\u003ctd\u003e Aluminum Core\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGauge Accuracy\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eTrue 1\/0\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUsually True\u003c\/td\u003e\n\u003ctd\u003e Undersized\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResistance\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eUltra-Low\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eLow\u003c\/td\u003e\n\u003ctd\u003eHigh\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFlexibility\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eHigh\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHigh\u003c\/td\u003e\n\u003ctd\u003eLow\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeat Handling\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eSuperior\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eVery Good\u003c\/td\u003e\n\u003ctd\u003ePoor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturing\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eMade in USA\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eImported\u003c\/td\u003e\n\u003ctd\u003eImported\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eQuality System\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eISO 9001:2015\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eVaries\u003c\/td\u003e\n\u003ctd\u003e None\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRecommended Use\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eHigh Power\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHigh Power\u003c\/td\u003e\n\u003ctd\u003eBudget Only\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul data-hook=\"stacked-info-section\" class=\"wEn8Wy\"\u003e\n\u003cli class=\"De1MzN\" data-hook=\"stacked-info-item\"\u003e\n\u003cdiv class=\"nIrkeO QfrfFD cell\"\u003e\n\u003ch2 class=\"s__7gCuHS oU2S2v_---typography-11-runningText oU2S2v_---priority-7-primary _HOcyB D0x9d0 sxbtulv ftb6e2\" aria-hidden=\"false\" data-hook=\"info-section-title\"\u003e🔧 BIG 3 UPGRADE – INSTALLATION STEPS\u003c\/h2\u003e\n\u003cdiv data-hook=\"info-section-description\" class=\"zp8uy2\"\u003e\n\u003cp\u003e⚠️ IMPORTANT SAFETY NOTICE\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eDisconnect the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003enegative battery terminal\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ebefore beginning installation.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eUse proper eye protection and tools.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eThis guide is a general reference — vehicle layouts may vary.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eSTEP 1 – Battery Negative to Chassis Ground\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePurpose:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eStrengthen the primary ground path for your entire electrical system.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eLocate the factory ground point from the battery negative to the chassis.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eClean the chassis contact area to bare metal for optimal conductivity.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCrimp a\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003ecopper ring terminal\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eonto one end of a 5-ft wire run.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSecure the ring terminal to the chassis using an existing or upgraded ground bolt.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAttach the opposite end to the battery negative terminal.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSeal connections using\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eincluded heat shrink\u003c\/strong\u003e.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eResult:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eReduced ground resistance and improved voltage stability.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSTEP 2 – Engine Block to Chassis Ground\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePurpose:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eImprove grounding between the engine, alternator, and chassis.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eLocate a solid engine block grounding point (factory ground preferred).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eClean both contact surfaces to bare metal.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCrimp copper ring terminals on both ends of the second 5-ft wire run.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSecure one end to the engine block and the other to the chassis.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eApply heat shrink to protect the terminations.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eResult:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eImproved alternator efficiency and reduced electrical strain.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSTEP 3 – Alternator Positive to Battery Positive\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePurpose:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eIncrease current flow from the alternator to the battery.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eIdentify the alternator positive output post.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRoute the third 5-ft wire run safely to the battery positive terminal.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCrimp copper ring terminals to both ends and secure connections.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSeal all exposed terminals with heat shrink.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eResult:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eStronger charging performance and reduced voltage drop under load.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSTEP 4 – Final Inspection\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eVerify all bolts are tight and connections are secure.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eEnsure wires are routed away from sharp edges and heat sources.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eReconnect the battery negative terminal.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eStart the vehicle and verify normal operation.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e✅ INSTALLATION COMPLETE\u003c\/p\u003e\n\u003cp\u003eYour vehicle’s electrical system is now reinforced with\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003etrue 1\/0, 99.9% copper wiring\u003c\/strong\u003e, improving voltage stability and supporting high-power audio systems.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Resilient Sounds Shop","offers":[{"title":"Default Title","offer_id":43057773871222,"sku":null,"price":83.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0065\/6651\/0647\/files\/big31.png?v=1770928989","url":"https:\/\/resilientsounds.shop\/products\/rs-big-3-upgrade-kit-1-0-premium-high-conductivity-pure-copper-wire","provider":"Resilient Sounds Shop","version":"1.0","type":"link"}