{"product_id":"spdz1-upgraded-ls-ignition-coil-harness-high-performance-replacement-sold-per-cylinder-head","title":"SPDZ1 Upgraded LS Ignition Coil Harness – High-Performance Replacement (Sold Per Cylinder Head)","description":"\u003cp data-start=\"397\" data-end=\"478\" style=\"text-align: center;\"\u003e\u003cstrong data-start=\"397\" data-end=\"476\"\u003eSPDZ1 Upgraded LS Ignition Coil Harness – Sold Per Cylinder Head (One Side)\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"480\" data-end=\"758\"\u003eUpgrade your LS engine with the \u003cstrong data-start=\"512\" data-end=\"543\"\u003eSPDZ1 Ignition Coil Harness\u003c\/strong\u003e, engineered with better-than-stock wiring for improved durability and performance. Whether you’re replacing a worn factory harness or preparing for an engine swap, this harness delivers reliability you can trust.\u003c\/p\u003e\n\u003cp data-start=\"760\" data-end=\"1018\"\u003eBuilt with \u003cstrong data-start=\"771\" data-end=\"799\"\u003efactory-style connectors\u003c\/strong\u003e and \u003cstrong data-start=\"804\" data-end=\"833\"\u003eweatherproof rubber seals\u003c\/strong\u003e, it ensures a secure, moisture-resistant connection for long-term use in demanding environments. Perfect as a replacement, an upgrade, or a spare to keep on hand for your LS project.\u003c\/p\u003e\n\u003cp data-start=\"1020\" data-end=\"1039\"\u003e\u003cstrong data-start=\"1020\" data-end=\"1037\"\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1040\" data-end=\"1318\"\u003e\n\u003cli data-start=\"1040\" data-end=\"1070\"\u003e\n\u003cp data-start=\"1042\" data-end=\"1070\"\u003eDesigned for GM LS engines\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1071\" data-end=\"1114\"\u003e\n\u003cp data-start=\"1073\" data-end=\"1114\"\u003eHigh-quality wiring – stronger than OEM\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1115\" data-end=\"1169\"\u003e\n\u003cp data-start=\"1117\" data-end=\"1169\"\u003eFactory-style connectors for plug-and-play fitment\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1170\" data-end=\"1222\"\u003e\n\u003cp data-start=\"1172\" data-end=\"1222\"\u003eWeatherproof rubber seals for maximum protection\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1223\" data-end=\"1276\"\u003e\n\u003cp data-start=\"1225\" data-end=\"1276\"\u003eIdeal for replacements, upgrades, or engine swaps\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1277\" data-end=\"1318\"\u003e\n\u003cp data-start=\"1279\" data-end=\"1318\"\u003eSold \u003cstrong data-start=\"1284\" data-end=\"1305\"\u003eper cylinder head\u003c\/strong\u003e (per side)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1320\" data-end=\"1413\"\u003eGet the dependable performance your LS build deserves with the SPDZ1 Ignition Coil Harness.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cspan\u003eGuaranteed fit with GM coils: D510C (12570616) and D514A (12573190)\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cspan\u003eMay also work with: D581 (12558693), D585, D513A (12570616), MSD 8287, 12619161\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003e⚠️ Important: Always double-check connections to confirm fitment with your specific factory harness and ignition coils.\u003c\/span\u003e\u003c\/p\u003e\u003cdiv style=\"margin-top:24px;padding:16px;border:1px solid #e2e2e2;border-left:4px solid #ed1c2b;background:#fafafa;\"\u003e\n\u003cp style=\"margin:0 0 6px;\"\u003e\u003cstrong\u003eSPDZ1 Product Warranty Registration\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin:0;\"\u003ePurchased an SPDZ1 product from Speedzone? \u003ca href=\"https:\/\/speedzone-web.com\/pages\/spdz1-product-warranty-registration\"\u003e\u003cstrong\u003eRegister your SPDZ1 product here\u003c\/strong\u003e\u003c\/a\u003e using the first name, last name, and order number from your purchase.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Speedzone Performance LLC","offers":[{"title":"Default Title","offer_id":53337576243340,"sku":"SPDZ1-LS-ICH-1","price":26.02,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0384\/8208\/3980\/files\/ACBACB25-D7AB-45F7-BCA0-60E27D673CB7.png?v=1787254521","url":"https:\/\/fiperformance.com\/en-ca\/products\/spdz1-upgraded-ls-ignition-coil-harness-high-performance-replacement-sold-per-cylinder-head","provider":"FI Performance","version":"1.0","type":"link"}