
HOLLEYPART NUMBER: 510-550-603
550-603 HP EFI ECU & Harness Kit GM LS2/LS3/LS7
$2,42195$2849.95You Save$428.00
2 left in stockECU & Harness
- HP EFI ECU & Harness Kit
- GM LS2/LS3/LS7
- 58 Tooth Crank Sensor
- Uscar (EV6) Injector Connectors
- Bosch Oxygen Sensor
- Uses Factory GM Coil Harnesses
Emissions Note:
This part is only legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles or on vehicles used solely for the purposes of closed competition racing.
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Part TypeEngine Control Module
BrandHOLLEY
Package Height7.9
Package Width11.5
Package Length12.6
Weight10.47 PG
Part CategoryPerformance Parts
QuantitySold individually
Part FitmentSemi Universal
Vendor Part Number550-603
Package Qty1
Package TypeEA
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Some parts are not legal for use in California or other states with similar laws / regulations
