8 Ignition Coil Packs Relocation Kit Brackets & Wire Harness Extension for LS1 LS6 D580 V8. Custom Ignition Coil Relocation Kit w/ Performance Coil Packs. For 8 Cylinder GM V8 Applications. (8) Aftermarket Performance Coil Packs. (2) Laser Cut Stainless Steel Brackets. (2) 4 Coil Custom Bracket Harnesses. (2) 36 Relocation Harness Extensions. (4 PIN) Connector Plugs to Coil. (7 PIN) Connector Plugs to Main Harness. Professional Installation is Highly Recommended (No Instructions Included). 12556450, 12558948, D580, 3861267, 38612677, DR1703, C1144, UF192, 5C1078, IC334, ...