Michigan Motorsports LS1 Coil Extension Harness Relocation 36" Fits LS2 LS3 LS6 LS7 LS9 LQ4 - Fits GM Chevy Firebird Camaro GM LS1, LS2, LS3, LS6, LQ4, LS7 and most other LS applications Provides increased clearance for relocation of the coils. 36" Extensions allow coils to mounted about anywhere May fit other models as well.