   ✉

New Injectors
- High Performance Import
- GM
- Ford
- Hellcat/Hemi/SRT-4
  - Hellcat
  - Hemi
  - SRT-4
- Jeep
- Billet Atomizer Racing Injectors
- Wire Kits/Height Adapters
- O-Rings/Pintle Caps/Etc.
- Recreational Vehicle Injectors
- Low Impedance Injectors
- Extras
- Gift Cards
Holley EFI
- Throttle Bodies
  - GM LS Throttle Bodies
  - GM LS Sniper EFI Throttle Bodies
- Muscle Car Fuel Tank EFI Modules
  - OE Style Tank EFI Modules
  - EFI Module + Fuel Tank Combos
- Holley Sniper EFI Stealth 4150
- Holley Sniper EFI Stealth 4500
- Holley Sniper EFI 4150 - 4BBL
- Sniper EFI Quadrajet
- Sniper EFI 2300 - 2BBL
- Sniper EFI BBD For Jeep CJ
- Sniper EFI 2GC
  - Sniper EFI 2GC Small Bore
  - Sniper EFI 2GC - Large Bore
- Fuel System Kits
- Sniper EFI Service Components
- Holley Spark Plug WIres
  - Holley EFI Spark Plug wires for 2010-2015 Chevrolet Camaro 6.2L V8
  - Holley EFI Spark Plug Wire sets for GM LS Engines
Direct Injected
Signature Series
Injector Accessories
- Height Adapters
- Wire Adapters
- O-Rings
Rebuilt Injectors
- Acura
- Audi Porsche & VW
- BMW
- Chrysler
- Dodge Car
- Dodge Truck
- Ford Car
- Ford Truck
- GM Car
- GM Truck
- Honda
- Infiniti
- Jeep
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- Mazda
- Mercedes Benz
- Mini
- Mitsubishi
- Nissan
- Scion
- Subaru
- Toyota
Fuel pumps
- AEM
- Walbro
- Bosch
- C7 Corvette Pump
- ZL1 Chevrolet High Performance
Radium Engineering
Diesel
NGK Racing Spark Plugs
Auto Parts
- 1997-2002 Camaro Firebird
- 1984-1996 C4 Corvette
- Spark Plug Wires for GM LS
Services
- Injector Resizing Service
- Injector Restoration Service
- Service Request Form
- Gift Cards
Sale
Turbochargers & Parts
- UPP Turbo Systems Kits
- STS Turbo Kits & Parts
- Dinan Big Turbos
- Flowtech Turbo Headers
- Hooker Turbo Manifolds
- Intercoolers
- Turbo Oiling Adapters
- Flowmaster Delta Boost Turbocharger Tuners
Superchargers
- A&A Corvette Superchargers
- East Coast Supercharging
LS Intakes
- LS1 - LS2 - LS6
  - LS1 - LS2 - LS6 - Holley EFI
  - LS1 - LS2 - LS6 - Sniper EFI
- LS3 - L92
  - LS3 - L92 - Holley EFI
  - LS3 - L93 - Sniper EFI
- LS7
  - LS7 - Holley EFI
  - LS7 - Sniper EFI
Nitrous for EFI
- Dry Kits
- Wet Kits
- Conversion & Upgrade Kit
Engine Management Systems
- Holley Terminator X MAX for LS
- Holley Terminator X for LS
- Mega Squirt/DIY AutoTune
- Lingenfelter Performance
- FiTech
- Flowmaster Delta Boost Turbocharger Tuners
Flowmaster High Performance Exhaust
- Flowmaster FlowFX Mufflers
- Flowmaster Race Mufflers
- Flowmaster Laminar Mufflers
- Street Chambered Mufflers
- Exhaust Builder Components
- Flowmaster Exhaust Tips
- Flowmaster Elite Headers
- Flowmaster X-Pipe Kits
- Flowmaster Y-Pipe Kits
- Flowmaster H-Pipe Kit
- Catalytic Converters
Assembled High Performance Engines
- 328 - 363 CID 5.3L
- 347 - 383 - 395 CID LS1
- 370 - 408 - 418 - 421 CID LQ9
- 376 - 416 CID GEN 5 LT1
- 427 - 441 - LS7
- 376 - 418 - 427 - 429 LS3/L92/L99/LSA
- GMPP LSX Short & Long Blocks
- Gen 4 Resleeved Blocks
- Gen 5 Resleeved Blocks

Holley Sniper EFI 4150 4BBL Master Kits with Fuel System

Holley just brought EFI within range - introducing Sniper EFI! It’s economically priced so you can have all the benefits of EFI and still have money to finish or upgrade the rest of your ride! Perfect for street rods, muscle cars, off road trucks or nearly any carbureted vehicle. Put an end to cold start issues, hesitations, vapor lock, and flooding.

Holley Sniper EFI Returnless Master Kit - Classic Gold Finish - Part# 550-516D $1,697.95

Quick Shop

Holley Sniper EFI Returnless Master Kit - Classic Gold Finish - Part# 550-516D

$1,697.95

Holley Sniper 4 Barrel Fuel Injection Conversion - Self-Tuning Master Kit + Handheld EFI Monitor...

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Quantity

Out Of Stock!

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Availability Date:

Holley Sniper 4150 4BBL EFI Returnless Master Kit - Shiny Finish - Part# 550-510D $1,697.95

Quick Shop

Holley Sniper 4150 4BBL EFI Returnless Master Kit - Shiny Finish - Part# 550-510D

$1,697.95

Holley Sniper 4 Barrel Fuel Injection Conversion - Self-Tuning Master Kit + Handheld EFI Monitor...

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Quantity

Out Of Stock!

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Availability Date:

Holley Sniper 4150 4 BBL EFI Returnless Master Kit - Black Ceramic - Part# 550-511D $1,697.95

Quick Shop

Holley Sniper 4150 4 BBL EFI Returnless Master Kit - Black Ceramic - Part# 550-511D

$1,697.95

Holley Sniper 4 Barrel Fuel Injection Conversion - Self-Tuning Master Kit + Handheld EFI Monitor...

View full product details

Quantity

Out Of Stock!

We will notify you when this product becomes available.

Availability Date:

Holley Sniper 4150 4BBL EFI Self-Tuning Master Kit - Classic Gold Finish- Part# 550-516K $1,337.95

Quick Shop

Holley Sniper 4150 4BBL EFI Self-Tuning Master Kit - Classic Gold Finish- Part# 550-516K

$1,337.95

Holley Sniper 4 Barrel Fuel Injection Conversion - Self-Tuning Master Kit + Handheld EFI Monitor...

View full product details

Quantity

Out Of Stock!

We will notify you when this product becomes available.

Availability Date:

Holley Sniper 4150 4BBL EFI Self-Tuning Master Kit - Shiny Finish - Part# 550-510K $1,337.95

Quick Shop

Holley Sniper 4150 4BBL EFI Self-Tuning Master Kit - Shiny Finish - Part# 550-510K

$1,337.95

Holley Sniper 4 Barrel Fuel Injection Conversion - Self-Tuning Master Kit + Handheld EFI Monitor...

View full product details

Quantity

Out Of Stock!

We will notify you when this product becomes available.

Availability Date:

Holley Sniper 4150 4BBL EFI Self-Tuning Master Kit - Black Ceramic Finish - Part# 550-511K $1,337.95

Quick Shop

Holley Sniper 4150 4BBL EFI Self-Tuning Master Kit - Black Ceramic Finish - Part# 550-511K

$1,337.95

Holley Sniper 4 Barrel Fuel Injection Conversion - Self-Tuning Master Kit + Handheld EFI Monitor...

View full product details

Quantity

Out Of Stock!

We will notify you when this product becomes available.

Availability Date:

Holley Sniper EFI 4150 4BBL Master Kits with Fuel System

Holley Sniper EFI Returnless Master Kit - Classic Gold Finish - Part# 550-516D

Out Of Stock!

Holley Sniper 4150 4BBL EFI Returnless Master Kit - Shiny Finish - Part# 550-510D

Out Of Stock!

Holley Sniper 4150 4 BBL EFI Returnless Master Kit - Black Ceramic - Part# 550-511D

Out Of Stock!

Holley Sniper 4150 4BBL EFI Self-Tuning Master Kit - Classic Gold Finish- Part# 550-516K

Out Of Stock!

Holley Sniper 4150 4BBL EFI Self-Tuning Master Kit - Shiny Finish - Part# 550-510K

Out Of Stock!

Holley Sniper 4150 4BBL EFI Self-Tuning Master Kit - Black Ceramic Finish - Part# 550-511K

Out Of Stock!

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