2 EFI - Shiny - Inline Pump - Without PDM - 3.5 in. Handheld
SKU: 83951130343

2 EFI - Shiny - Inline Pump - Without PDM - 3.5 in. Handheld

Sale price$854.98 Regular price$949.98
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  • USA
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Ships within 48 hours · Estimated delivery Jul 8 - Jul 13

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Description

2 EFI - Shiny - Inline Pump - Without PDM - 3.5 in. HandheldHolley Sniper 2 EFI Shiny 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 - Shiny

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 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: Shiny
  • 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
  • PDM: No
  • 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:
  1. 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
SKU: 83951130343

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Mary Beth Russell
Natrona Heights, US
★★★★★ 5
Durable
Pattern Name: Detachable high wall
Much better then just using pads, and they can’t chew the pads.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 4, 2026
M
Verified Purchase
Michael
Pawtucket, US
★★★★★ 5
Great pee pad holder
Pattern Name: Detachable high wall
This pee pad holder has made me and my pup’s life so much easier! It’s light, easy to clean, and works well with my pup! It’s a lifesaver when it’s really cold and rainy outside for my pup to have a dry place to go potty. Would recommend to all dog owners, especially those in apartments with small spaces.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on November 25, 2025
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Verified Purchase
Stanley Smiler
Boise, US
★★★★★ 4
Great
Pattern Name: Detachable high wall
Great quality, easy to clean, fit well the standard pee pad (24x24). Hopefully I can get my dog well trained to not have any accidents.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 2, 2026
A
Adena Canterbury
Phoenix, US
★★★★★ 5
A Game Changer for Puppy Training!
Pattern Name: Detachable high wall
I recently purchased the PAWISE Dog Pee Pad Holder Tray with Splash Guard, and I have to say, it has made a significant difference in our puppy training routine! First off, the size is perfect for my small to medium-sized dog. The 23.6-inch tray provides ample space for the puppy pads, and I've found that it holds them securely in place — no more slipping or sliding around, which is a major plus! The detachable high wall is a great feature, as it helps contain any messes or spills, keeping my floors clean. The splash guard really works; we had some initial worries about our puppy being a bit of a scatterer during pee time, but this tray has nearly eliminated those issues. Cleaning it is a breeze. The tray is easy to wipe down, and since it’s designed to keep everything contained, I don’t have to spend a long time cleaning up after accidents. I also appreciate the durable material—it's clear that it's built to last. One thing I didn't expect was how much my puppy took to it. He seemed to understand what it was for right away, which made the whole potty training process less stressful for both of us. The high-wall design gives him a sense of enclosure that I think he finds comforting. Overall, I would highly recommend the PAWISE Dog Pee Pad Holder Tray for anyone who's in the midst of puppy training. It’s functional, easy to clean, and has made our indoor potty routine much more manageable. This product is definitely worth the investment!
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Reviewed in the United States on January 2, 2026
F
Faithfulgirl
Port Orchard, US
★★★★★ 5
Fur Family Necessity
Pattern Name: Detachable high wall
How have I gone so long without this in my life? I've struggled for a bit with my older dog and the messes he makes. He loves this potty pad and now I don't have to clean up as many messes as I once did. The holder cleans up easily and as long as he's not chewing on this, it should last a good long while.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 7, 2026

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