LSX Innovations CB11 LSX Square Coil Brackets CNC machined aircraft grade billet aluminum LS coil brackets for your  D581/12558693 square Chevy truck coils. Perfect for your LS swap. Comes with all required hardware and 2 bare aluminum coil brackets For 12558693 D581 LQ4 LQ9 LM7 4.8 5.3 6.0 8.1