Ignition & Electrical

Holley EFI LS Coil Ignition Harness 558-321 Factory replacement coil harness for stock LS coils, does not fit LS1 or LS6 Coils.   Are you tired of scouring the junkyard for stock ls coil sub harnesses? Introducing the new Holley EFI LS Coil Sub...

STREET FIRE LS COILS FOR '05-'13 GM LS2/LS3/LS4/LS7/LS9 ENGINES, 8-PACK The improved efficiency of these Coils will give your LS the ignition boost you’re looking for. These coils mount directly in place of factory style versions and accept the...

BLASTER LS COIL FOR '05-'13 GM LS2/LS3/LS4/LS7/LS9 ENGINES, 8-PACK The improved efficiency of these Blaster Coils will give your LS the ignition boost you’re looking for. Looking to replace your worn out LS coils with a more efficient upgrade?...

NGK ILTR5E11 Laser Iridium Spark Plug 91418 Spark Plug, NGK Laser Iridium, 14 mm Thread, 0.984 in Reach, Tapered Seat, Stock Number 91418, Resistor, Each

MSD 2 Step Launch Control for GM LT Engines 87331 This 2-Step connects right to your late model GM LT engines to produce consistent launches and quicker 60-foot times by setting an RPM limit to stage with. Designed for Manual and Automatic...

NGK LTR7IX-11 Iridium IX Spark Plug 6510 Spark Plug, NGK Iridium IX, 14 mm Thread, 0.985 in Reach, Tapered Seat, Stock Number 6510, Resistor, Each

NGK R7448A-10 Racing Spark Plug 95811 Spark Plug, NGK Racing, 14 mm Thread, 25.0 mm Reach, Tapered Seat, Stock Number 95811, Resistor, Each

NGK LFR7A V-Power Spark Plug 92038 Spark Plug, NGK Racing, 14 mm Thread, 26.5 mm Reach, Tapered Seat, Stock Number 92038, Resistor, Each

NGK R7448A-8 Racing Spark Plug 93400 Spark Plug, NGK Racing, 14 mm Thread, 25.0 mm Reach, Tapered Seat, Stock Number 93400, Resistor, Each

NGK LTR5IX-11 Iridium IX Spark Plug 4344 Spark Plug, NGK Iridium IX, 14 mm Thread, 0.984 in Reach, Tapered Seat, Stock Number 4344, Resistor, Each

Holley EFI GM 2007+ PWM Alternator Harness 558-475 For use with 2007+ PWM GM Alternators Plug and play Holley EFI alternator harnesses for late model engines with Pulse Width Modulated alternators. This includes most 2007+ GM engines and most 2005+...

MSD Blaster LT Gen V Coils 82668 - '14 and Up 8-Pack 2014 and up GM owners now have a more powerful ignition option for Gen V Direct Injected V8 power plants. MSD offers Blaster coils in both round and square configurations to cover everything from...