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Description
2 EFI - Black - Base Kit - With PDM - 3.5 in. HandheldHolley Sniper 2 EFI Black Return Style Drop In Module With 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 - BlackReturn Style Drop-In Module - With 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: Not Included
- 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: Yes
- Power Distribution Module: Yes
- 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
4.5 ★★★★★
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Product Reviews
★★★★★ 5
very yummy prebiotic gummy
I've been looking for an easy and tasty way to boost my fiber intake, and these Benefiber Prebiotic Fiber Supplement Gummies have been a fantastic discovery! The Citrus Berry Splash flavor is absolutely delicious, making it a treat to take every day, and quie effective. Since they are gummies, you don't have to worry about mixing it or dissolving it in water. I love that they provide prebiotic fiber, which is so important for digestive health and nourishing good gut bacteria. I've noticed a significant improvement in my regularity and overall gut comfort since I started taking them. The 126-count bottle offers great value and ensures I have a consistent supply. If you're looking for a convenient and enjoyable way to support your digestive system, these gummies are a must-try.
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Reviewed in the United States on June 1, 2026
★★★★★ 5
Great Tasting Fiber Gummies, that Actually Work
Unlike some fiber gummies, these taste great! They’re an excellent alternative for anyone who struggles with swallowing pills or mixing powders.
I really like both the flavor and the texture. They’re soft, easy to chew, and much more enjoyable than many other fiber supplements I’ve tried.
The only minor issue is that they sometimes stick together in the bottle, but a quick shake or gentle tap on the counter easily separates them.
I’ve experienced no unpleasant side effects, and I noticed an improvement in my digestion after just a few days of use.
Overall, these are convenient, effective, and actually enjoyable to take. Highly recommend!
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Reviewed in the United States on May 27, 2026
★★★★★ 5
Effective Daily Fiber Supplement with Noticeable Digestive Benefits
Size: 2.32 Pound (Pack of 1), Style: New
I am very pleased with the Metamucil Premium Blend 4-in-1 Fiber Supplement. Shipping was prompt, and the container arrived well-packaged and sealed securely. There were no issues with leakage or damage, and it was ready to use right away. In terms of product quality, this fiber supplement performs exactly as expected. It’s made with psyllium husk fiber, which is known for supporting digestive health by helping trap and remove waste while promoting regularity. The powder mixes fairly well with water and has a smoother consistency than some other fiber products I’ve used. The orange flavor is mild and easy to drink, especially when mixed thoroughly and consumed right away. I noticed that with consistent use, it helped improve digestion and left me feeling lighter overall. The added benefit of prebiotic fiber support is also a plus, contributing to gut health over time. From a value standpoint, this product offers strong everyday utility. It combines multiple benefits—digestive support, heart health support, and appetite control—into a single supplement, making it more convenient than taking multiple products. Overall, this is a reliable, easy-to-use fiber supplement that delivers consistent results. I would confidently recommend it to anyone looking for a practical way to improve daily fiber intake and support digestive health.
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Reviewed in the United States on April 1, 2026
★★★★★ 5
Excellent for Digestive Health and Easy to Incorporate into Daily Routine
Size: 2.32 Pound (Pack of 1), Style: New
I've been using Metamucil Premium Blend for a while now, and it has been a great addition to my daily health regimen. This psyllium fiber powder supplement is particularly effective for improving digestive health.
The fact that it's a 4-in-1 fiber supplement is impressive. It not only aids in regularity but also helps with maintaining healthy blood sugar levels, lowering cholesterol, and promoting digestive health. The orange flavor is pleasant, making it easy to drink, and it's great that it's sweetened with Stevia, making it a sugar-free option.
I appreciate that this supplement is plant-based. It's a natural way to increase my daily fiber intake, and I've noticed a significant improvement in my digestive regularity since I started using it. The texture of the powder is fine and it mixes well with water, without forming clumps.
The packaging is convenient, providing 180 servings, which is excellent for long-term use. It's easy to measure out each serving, and the container keeps the powder fresh.
Using Metamucil Premium Blend daily has been a simple yet effective way to enhance my overall digestive health. It's a product I trust and feel good about incorporating into my health routine.
For anyone looking to increase their fiber intake for digestive health, Metamucil Premium Blend is a great choice. It's effective, easy to use, and has a pleasant taste. Highly recommended!
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Reviewed in the United States on January 1, 2024
★★★★★ 5
Enjoyable to drink
Size: 2.32 Pound (Pack of 1), Style: New
Goood texture
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Reviewed in the United States on May 30, 2026