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Ships within 48 hours · Estimated delivery Jul 8 - Jul 13
For Your Every Summer RSVP, with Code: SUMMER15
Description
2 EFI - Black - Inline Pump - Without PDM - 3.5 in. HandheldHolley Sniper 2 EFI Black Returnless Style Drop In Module Without PDM 3. 5 in. Handheld Overview The #1 EFI conversion system just got better! Introducing Sniper 2 EFI a self tuning, easy to install, EFI conversion for common 4 barrel (4150 flange) style carburetors. We took everything that we learned from the original Sniper EFI system and added 14 new features that will make your EFI conversion more simple, reliable, and modern. Like all Sniper EFI
Holley Sniper 2 EFI - BlackReturnless Style Drop-In Module - Without PDM - 3.5 in. Handheld
Overview
The #1 EFI conversion system just got better! Introducing Sniper 2 EFI - a self-tuning, easy-to-install, EFI conversion for common 4-barrel (4150 flange) style carburetors. We took everything that we learned from the original Sniper EFI system and added 14 new features that will make your EFI conversion more simple, reliable, and modern. Like all Sniper EFI systems, Sniper 2 is designed to work with the Sniper Ecosystem that includes Hyperspark ignition, complete fuel systems, multiple user interfaces/dash displays, and more. New for Sniper 2 is the optional Power Distribution Module (PDM). This cost-effective and optional accessory isolates the core of your EFI and ignition wiring into one, easy-to-use location. Simply slide the stripped wire ends under the positive lock connector and tighten down the set screw. Battery and a switched 12-volt source is all that's required from your vehicle to power the PDM and your Sniper EFI. Make your classic drive like a modern fuel-injected vehicle, including easy cold starts, smooth drivability, and improved fuel economy! Sniper 2 is designed to be installed at home in your garage with limited tools and the support of Holley's comprehensive installation manual and videos. The user-friendly setup wizard allows you to answer a few simple questions about your engine and the system will begin self-tuning with no laptop or tuning experience required. If you're looking for a high-performance fuel injection system that delivers power, efficiency, and ease of use, look no further than the Sniper 2 EFI.
Nitrous Control Not Supported In Sniper 2 EFI Software
Features:
- Main Features
- All new design ???? the #1 EFI Conversion just got better!
- Only four wiring connections required: Battery+, Battery-, Switched Ignition, and RPM
- Calibration wizard only requires that you answer a few simple questions about your engine to create a base map and begin self-tuning ???? No laptop required
- Supports up to 650hp naturally aspirated or 575hp on boost with four 100 lb/hr injectors
- (NEW) Next generation ECU features improved RF noise and interference resistance (stands up to old car wiring, noisy alternators, faulty plug wires)
- (NEW) Redesigned throttle shaft and plate geometry for a smoother throttle feel
- Sniper 2 is Part of the Sniper EFI Complete Ecosystem
- Sniper 2 is compatible with the complete Sniper EFI Ecosystem that includes plug-n-play Hyperspark Ignition systems (coil, ignition box and distributor), fuel systems (fuel lines, fuel pump hangers), multiple displays and more
- (NEW) Main harness includes plug-and-play HyperSpark distributor support, for integrated timing control, making your ignition setup hassle free
- (NEW) Adaptors for other ignition types sold separately: 558-329 CD Box to Sniper 2, 558-330 MSD Pro Billet / Crank Trigger to Sniper 2
- (NEW) Wide Variety of tuning and gauge display interfaces: from a 3.5-inch full color LCD Handheld, 5-inch Digital Dash, or the Bluetooth dongle, which allows you to connect either an iOS or Android based cell phone to your Sniper 2
- (NEW) Optional Power Distribution Module (PDM) further simplifies wiring, especially when used in conjunction with an ignition system
- Available with fuel system kits: a complete fuel system consisting of: 20 ft. of 3/8 in. Vapor Guard Fuel Hose, Fuel Pump, fuel pressure regulator, filters, necessary hardware, and bulkhead fitting to return fuel into the tank
- Additional Features
- (NEW) Integrated transmission kick down provisions for GM TH350/400, 200-4R/700R4 and Ford C4/C6 applications
- (NEW) Hidden Harness??? wiring harnesses exits from the rear of throttle body for a clean appearance
- (NEW) Inputs and outputs consist of: 2x Ground Inputs, 2x Ground Outputs, 1x TPS output (0-5v), and 1x Tach Output
- (NEW) Redesigned injector connector for improved reliability
- (NEW) Onboard contactless magnetic TPS sensor ensures an accurate TPS reading
- (NEW) Next Generation mil-spec style M8 positive lock connector for CAN1 and CAN2 provides the latest in CAN bus technology for a simple yet robust connection
- (NEW) Cast-in fuel crossover from the primary to secondary fuel rail
- (NEW) Sniper 2 throttle bodies are serialized in house, which provides each unit a birth certificate for an improved customer service and warranty experience in the event of any unit needing to be inspected
- The included genuine Bosch LSU 4.9 wideband oxygen Sensor provides real-time fuel map learning
- Included clamp-on oxygen sensor kit ensures a leak free oxygen sensor installation with stainless steel T-Bolt clamps and a stainless steel weldable oxygen sensor flange
- Patent Pending
Details:
- CFM: 800
- Coast Guard Approved: No
- Finish: Black
- Flange Style: 4150
- Fuel Pressure: 58.5 PSI
- Fuel System: Master Kit
- Injector Size: 100 lb/hr @ 58.5 PSI
- Inlet / Outlet Size: 9/16-18 Female O-Ring (AN 6)
- MAP Sensor: 2Bar
- Max Horsepower Rating: 650 Naturally Aspirated
- Model: 4150 EFI Conversion Throttle Body
- Power Distribution Module: No
- Transmission: All
- User Interface: 3.5 in Handheld
Links
Sniper 2 Quickstart Guide
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.6 ★★★★★
Based on 2488 reviews
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Product Reviews
★★★★★ 5
This is exactly what was needed!!
Color: White
This is a nice unit. I got it as I have started traveling a bit. It is a headache to try to figure out where to plug everything in to get charges. Especially when you are staying at people's houses, I don't like bothering them. I can put this in my laptop bag and bring it along with all the cords that are still plugged in. I really like that it is two-prong plug and the cord swivels. It will work in any plug-in and location. It costs a bit more than some of the others, but I think it is worth the extra few dollars.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on November 13, 2025
★★★★★ 4
Great
Color: White
Great product. Fits perfectly in my house. Only reason I gave 4⭐️ is because the plug has been loosening out of the outlet and making my tv turn off. The only reason I believe it’s doing that is because of the plug and how it can turn flat. Never had the problem with my tv before using this.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on July 30, 2023
★★★★★ 5
Works perfectly
Color: White
Works great! Used on a cruise and too care of the whole family of 4!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 8, 2026
★★★★★ 5
Excellent 2 prong powe strip 👌🏽
Color: White
Works great!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 11, 2026
★★★★★ 5
Convenient, Compact, and Powerful – A Must-Have for Any Setup
Size: 5 FT (2 prong plug), Color: White
This power supply is a total game-changer for keeping everything charged and organized. It has a solid number of AC outlets and multiple USB ports (including fast-charging), it is great for charging laptop, phone, tablet, and other gadgets all in one place without a mess of adapters. I use it in my shop to charge pool robots, rechargeable lights batteries for my hand tools and outdoor tools. The USB ports makes it great for charging items that come with a USB cord, no need for an adapter.
The build quality is excellent—sturdy casing, decent cord length, and no overheating even with several devices running at once. I also appreciate the smart layout: the plugs are spaced far enough apart to handle bulky chargers, and the USB ports work reliably.
Great for a home office, bedside setup, or travel. If you’re tired of rotating devices in and out of a wall plug, this is well worth the purchase.
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Reviewed in the United States on August 3, 2025
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