Holley Sniper EFI 550-510-3XR Sniper 2 EFI - Shiny - Returnless Drop-In Module - Without PDM - 3.5 in. Screen
Holley Sniper EFI 550-510-3XR Sniper 2 EFI - Shiny - Returnless Drop-In Module - Without PDM - 3.5 in. Screen
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Holley Sniper EFI 550-510-3XR Sniper 2 EFI - Shiny - Returnless Drop-In Module - Without PDM - 3.5 in. Screen

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Key item features

  • Simplified Installation: Requires only four wiring connections (Battery+, Battery-, Switched Ignition, RPM) and features a calibration wizard for easy base map creation and self-tuning without a laptop.
  • Robust Performance: Supports up to 650hp naturally aspirated or 575hp on boost with four 100 lb/hr injectors, and includes an ECU with improved RF noise and interference resistance.
  • Enhanced Design: Features a redesigned throttle shaft and plate geometry for smoother throttle feel, and a "Hidden Harness" wiring exit for a clean appearance.
  • Integrated Ecosystem: Compatible with the complete Sniper EFI Ecosystem, including plug-n-play Hyperspark Ignition systems and various fuel system components.
  • Versatile Connectivity: Offers a 3.5-inch full color LCD Handheld, 5-inch Digital Dash, or Bluetooth dongle for iOS/Android cell phone connectivity for tuning and gauge display.
  • Advanced Features: Includes integrated transmission kick down provisions for GM TH350/400, 200-4R/700R4 and Ford C4/C6 applications, and an onboard contactless magnetic TPS sensor.
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Current price is $1,999.95
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Columbus, 43215
Arrives by Fri, Feb 6
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Holley Sniper EFI 550-510-3XR Sniper 2 EFI - Shiny - Returnless Drop-In Module - Without PDM - 3.5 in. Screen
Holley Sniper EFI 550-510-3XR Sniper 2 EFI - Shiny - Returnless Drop-In Module - Without PDM - 3.5 in. Screen
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Comparison Chart:
Vehicle fitment typeSpecificHolley Sniper EFI 550-510-3XR Sniper 2 EFI - Shiny - Returnless Drop-In Module - Without PDM - 3.5 in. ScreenSpecificHolley 550-511-BPX-SBF Sniper 2 EFI Bundle w/ Hyperspark Ignition System - Fits FordUniversalHolley EFI 550-513SpecificHolley Sniper EFI 550-510-3PK Sniper 2 EFI - Shiny - Inline Pump - With PDM - 3.5 in. ScreenSpecificHolley Sniper EFI 550-511-3XR Sniper 2 EFI - Black - Returnless Drop-In Module - Without PDM - 3.5 in. ScreenSpecificHolley Sniper 2 EFI Bundle Kit SBC BLACKSpecificHolley Sniper EFI 550-511-3XD Sniper 2 EFI - Black - Drop-In Module - Without PDM - 3.5 in. ScreenSpecificHolley Sniper EFI 550-511-3XX Sniper 2 EFI - Black - Base Kit - Without PDM - 3.5 in. ScreenSpecificHolley Sniper EFI 550-511-3AX Sniper 2 EFI Upgrade Kit BlackSpecificHolley Sniper 2 EFI Bundle Kit SBC BLACK
FeaturesHandheldHolley Sniper EFI 550-510-3XR Sniper 2 EFI - Shiny - Returnless Drop-In Module - Without PDM - 3.5 in. ScreenEasy InstallationHolley 550-511-BPX-SBF Sniper 2 EFI Bundle w/ Hyperspark Ignition System - Fits FordProgrammableHolley EFI 550-513HandheldHolley Sniper EFI 550-510-3PK Sniper 2 EFI - Shiny - Inline Pump - With PDM - 3.5 in. ScreenHandheldHolley Sniper EFI 550-511-3XR Sniper 2 EFI - Black - Returnless Drop-In Module - Without PDM - 3.5 in. ScreenEasy InstallationHolley Sniper 2 EFI Bundle Kit SBC BLACKHandheldHolley Sniper EFI 550-511-3XD Sniper 2 EFI - Black - Drop-In Module - Without PDM - 3.5 in. ScreenHandheldHolley Sniper EFI 550-511-3XX Sniper 2 EFI - Black - Base Kit - Without PDM - 3.5 in. ScreenEasy InstallationHolley Sniper EFI 550-511-3AX Sniper 2 EFI Upgrade Kit BlackEasy InstallationHolley Sniper 2 EFI Bundle Kit SBC BLACK
FinishShinyHolley Sniper EFI 550-510-3XR Sniper 2 EFI - Shiny - Returnless Drop-In Module - Without PDM - 3.5 in. ScreenBlackHolley 550-511-BPX-SBF Sniper 2 EFI Bundle w/ Hyperspark Ignition System - Fits FordCeramicHolley EFI 550-513ShinyHolley Sniper EFI 550-510-3PK Sniper 2 EFI - Shiny - Inline Pump - With PDM - 3.5 in. ScreenBlackHolley Sniper EFI 550-511-3XR Sniper 2 EFI - Black - Returnless Drop-In Module - Without PDM - 3.5 in. ScreenBlackHolley Sniper 2 EFI Bundle Kit SBC BLACKBlackHolley Sniper EFI 550-511-3XD Sniper 2 EFI - Black - Drop-In Module - Without PDM - 3.5 in. ScreenCeramicHolley Sniper EFI 550-511-3XX Sniper 2 EFI - Black - Base Kit - Without PDM - 3.5 in. ScreenBlackHolley Sniper EFI 550-511-3AX Sniper 2 EFI Upgrade Kit BlackBlackHolley Sniper 2 EFI Bundle Kit SBC BLACK
ColorShinyHolley Sniper EFI 550-510-3XR Sniper 2 EFI - Shiny - Returnless Drop-In Module - Without PDM - 3.5 in. ScreenBlackHolley 550-511-BPX-SBF Sniper 2 EFI Bundle w/ Hyperspark Ignition System - Fits FordMulticolorHolley EFI 550-513NaturalHolley Sniper EFI 550-510-3PK Sniper 2 EFI - Shiny - Inline Pump - With PDM - 3.5 in. ScreenBlackHolley Sniper EFI 550-511-3XR Sniper 2 EFI - Black - Returnless Drop-In Module - Without PDM - 3.5 in. ScreenMulti-colorHolley Sniper 2 EFI Bundle Kit SBC BLACKBlackHolley Sniper EFI 550-511-3XD Sniper 2 EFI - Black - Drop-In Module - Without PDM - 3.5 in. ScreenBlackHolley Sniper EFI 550-511-3XX Sniper 2 EFI - Black - Base Kit - Without PDM - 3.5 in. ScreenBlackHolley Sniper EFI 550-511-3AX Sniper 2 EFI Upgrade Kit BlackMulti-colorHolley Sniper 2 EFI Bundle Kit SBC BLACK
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