Description
🚀 Unleash Your Engine's Potential!
- SMART TUNING - Integrated ignition timing control and coil driver for seamless engine management.
- COMPACT DESIGN - Throttle body mounted ECU eliminates clutter and simplifies installation.
- POWER MEETS PRECISION - Supports up to 650hp with four 100 lb/hr injectors for ultimate performance.
- SIMPLICITY AT ITS BEST - Only four wiring connections required—battery +, battery -, switched ignition, and RPM.
- USER FRIENDLY CALIBRATION - Calibration wizard creates a base map with just a few questions—no laptop required!
The Holley Sniper EFI 550-511D Returnless Master Kit features a throttle body mounted ECU that supports up to 650hp with minimal wiring and no need for a laptop, making it an ideal choice for performance enthusiasts looking for simplicity and power.
