Cart “Holley 554-113 HP EFI ECU and Harness” has been added to your cart. Continue shopping Remove item Thumbnail image Product Price Quantity Subtotal × Energy Suspension 3.1148G LS1 Engine Swap Conversion Mounts Short/Wide Zinc - Black $149.83 Energy Suspension 3.1148G LS1 Engine Swap Conversion Mounts Short/Wide Zinc - Black quantity $149.83 × Holley EFI 550-919 Terminator X Max 24x/1x EV6 LS Kit w/ Transmission Control $1,849.95 Holley EFI 550-919 Terminator X Max 24x/1x EV6 LS Kit w/ Transmission Control quantity $1,849.95 × Holley Sniper 550-510-3XK Sniper 2 EFI Self-Tuning Master Kit Polished $1,749.95 Holley Sniper 550-510-3XK Sniper 2 EFI Self-Tuning Master Kit Polished quantity $1,749.95 × Edelbrock 22715 Max-Fire Spark Plug Wire Set LS Kit w/Metal Sleeves 99-15 50 Ohm Resistance Red Wire Set Of 8 $106.95 Edelbrock 22715 Max-Fire Spark Plug Wire Set LS Kit w/Metal Sleeves 99-15 50 Ohm Resistance Red Wire Set Of 8 quantity $106.95 × LS3 Harmonic Balancer $158.14 LS3 Harmonic Balancer quantity $158.14 × Holley 554-113 HP EFI ECU and Harness $1,999.95 Holley 554-113 HP EFI ECU and Harness quantity $1,999.95 Coupon: Apply Sales Code Update cart Cart totals Subtotal $6,014.77 Shipping Enter your address to view shipping options. Calculate shipping Country / region Select a country / region… United States (US) State / County City: Postcode / ZIP: Update Tax $0.00 Total $6,014.77 Proceed to checkout