MSD Ignition Coils Pro Power Series, 8 Pack for 1999-2006 GM LS 

MSD's engineering team have been working diligently the past year to improve our Multiple Spark Coils for the GM LS-engine platform. The new coils fit in place of the OEM coils yet are capable of delivering higher spark energy to the plugs, topped with multiple sparks at idle rpm.

Features:

• Multiple sparks at idle rpm
• Direct bolt-in to factory connectors
• Improved spark energy and voltage output
• Patented winding design and materials
• Offset 2.508" Bolt Pattern Center to Center