Upgrading your Jeep 4.0 fuel injectors can improve engine performance and fuel efficiency. Choosing the right injector ensures better fuel delivery and smoother driving.
Jeep 4. 0 engines from models like Cherokee, Wrangler, and Grand Cherokee benefit from quality fuel injector upgrades. Several options fit various years and engine types, including OEM numbers 0280155784 and 0280155710. These upgraded injectors offer multiple holes for precise fuel spray, helping reduce emissions and increase power.
Whether you drive a Jeep from 1987 or 2004, there is a compatible injector set available. Popular brands include YZHIDIANF, SeyPon, XLNTAPS, and HiSport, each offering reliable 6-piece kits. Upgrading fuel injectors is a cost-effective way to maintain your Jeep’s engine health and improve overall driving experience. This guide covers the best injector upgrades for your Jeep 4. 0 engine.
Yzhidianf Upgraded Fuel Injectors

The YZHIDIANF Upgraded Fuel Injectors 0280155784 are ideal for vehicle owners and mechanics looking to replace or upgrade fuel injectors specifically for Jeep Cherokee, Wrangler, Grand Cherokee 4.0L models from 1999 to 2004, as well as Dodge Ram 1500, 2500 Van, 3500 Van 5.2L models from 2000 to 2003. These fuel injectors are perfect for those seeking reliable performance enhancements and improved fuel efficiency in their compatible vehicles.
Pros:
- Precision fit for specified Jeep and Dodge models ensuring easy installation.
- Upgraded design provides better fuel atomization for improved engine performance.
- Durable construction from YZHIDIANF brand and manufacturer guarantees longevity.
- Comes as a set of 6 injectors, allowing full replacement for balanced engine operation.
- Compact dimensions (Height: 2.56 inches, Width: 2.28 inches, Length: 5.59 inches) ensure compatibility with existing engine compartments.
Cons:
- Limited compatibility strictly with specific Jeep and Dodge models only.
- May require professional installation for those unfamiliar with fuel injector replacement.
- No additional accessories or installation instructions included in the package.
These fuel injectors are engineered to deliver consistent fuel delivery that enhances combustion efficiency and engine responsiveness. By precisely controlling the fuel spray, the YZHIDIANF injectors help reduce emissions and optimize fuel consumption, making them an excellent choice for drivers focused on performance and environmental compliance. Their upgraded design ensures that your vehicle maintains smooth idling and powerful acceleration under various driving conditions.
The set of six injectors is tailored to meet the demands of multi-cylinder engines in Jeep Cherokee, Wrangler, Grand Cherokee, and Dodge Ram models. Their robust build quality ensures resistance to wear and tear caused by heat and fuel contaminants, contributing to long-term durability. Overall, these injectors provide a cost-effective solution to restore engine efficiency and improve the driving experience for owners of compatible vehicles.
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Seypon Set Of 6 Upgraded 4 Holes Fuel Injectors

The SeyPon Set of 6 Upgraded 4 Holes Fuel Injectors is ideal for vehicle owners and mechanics who need reliable and efficient replacement parts for specific Jeep and Dodge models. If you drive a Jeep Wrangler, Cherokee, Grand Cherokee V6 4.0L (1999-2004) or a Dodge Ram 1500/2500/3500 Van V6 5.2L (2000-2003), these fuel injectors offer a perfect fit and enhanced performance. This product is tailored for those seeking OEM-quality components that ensure optimal engine functionality and fuel efficiency.
Pros:
- Upgraded 4 holes design for improved fuel atomization and combustion.
- Compatible with multiple Jeep and Dodge V6 engines, ensuring versatility.
- Made by SeyPon, a trusted manufacturer known for quality automotive parts.
- Compact dimensions (1.3″ height, 0.63″ width, 2.05″ length) for easy installation.
- OEM part number 0280155784 guarantees exact fitment and performance.
- Durable black finish enhances longevity and corrosion resistance.
Cons:
- Limited compatibility only with specified Jeep and Dodge models.
- Installation may require professional assistance for those unfamiliar with fuel systems.
The SeyPon fuel injectors feature an upgraded 4 holes design, which significantly improves fuel spray patterns. This leads to better fuel combustion, enhancing engine power and fuel economy. Such innovation ensures smoother acceleration and reduced emissions, making these injectors an excellent choice for maintaining or boosting your vehicle’s performance.
Crafted with precision, the injectors are built to meet OEM standards, ensuring a perfect fit in compatible Jeep and Dodge V6 engines. The sturdy construction and quality materials offer durability under harsh operating conditions, minimizing maintenance concerns. For users, this translates into a reliable and long-lasting component that supports consistent engine operation over time.
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Seypon Upgraded 4 Holes Fuel Injectors

The SeyPon Upgraded 4 Holes Fuel Injectors are ideal for Jeep owners who want to maintain or improve the performance of their vehicles, specifically models such as the Wrangler (1991-1998), Cherokee (1989-1998), Grand Cherokee (1993-1998), and Comanche (1987-1992) with a V6 4.0L engine. These fuel injectors are perfect for those seeking reliable OEM replacement parts to ensure optimal fuel delivery and engine efficiency.
Pros:
- High compatibility with multiple Jeep models and engine types
- Upgraded 4-hole design for improved fuel atomization
- OEM quality with part numbers 0280155710, 0280155703, 0280155700
- Compact dimensions (1.3″ H x 0.63″ W x 2.05″ L) allow easy installation
- Durable construction with reliable performance
- Set includes 6 pieces, covering full injector replacement needs
Cons:
- Limited to specific Jeep models and years
- Yellow color may not match original injectors for aesthetic preferences
- Installation may require professional assistance for some users
The SeyPon Upgraded 4 Holes Fuel Injectors feature an advanced 4-hole design which enhances fuel atomization, resulting in better combustion efficiency and smoother engine performance. This improvement helps reduce fuel consumption and emissions, making it a valuable upgrade for Jeep enthusiasts aiming to optimize their vehicle’s fuel system. The injectors are manufactured by SeyPon and come with OEM part numbers, ensuring compatibility and reliability in operation.
Additionally, these fuel injectors are designed with precise dimensions that fit seamlessly into the fuel system of compatible Jeep models. The set of six injectors provides a complete replacement solution, which is essential for maintaining balanced engine performance. Their durable construction ensures long-term use, reducing the frequency of replacements and associated maintenance costs for vehicle owners.
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Xlntaps Upgraded 4 Holes Fuel Injectors

The XLNTAPS Upgraded 4 Holes Fuel Injectors are ideal for vehicle owners and mechanics who need reliable, high-performance fuel injectors specifically designed for Jeep Wrangler, Grand Cherokee, and Dodge Ram 1500, 2500, 3500 Vans with V6 4.2L or V8 5.0L engines from 1999 to 2004. If you are looking to restore engine efficiency, improve fuel atomization, or replace worn-out OEM injectors with a quality aftermarket option, these injectors are an excellent choice.
Pros:
- Fits a wide range of popular Jeep and Dodge models, ensuring compatibility.
- Upgraded 4-hole design for better fuel atomization and combustion efficiency.
- OEM part number 0280155784 ensures direct fit and easy installation.
- Compact dimensions (1.26″ height, 3.11″ width, 0.84″ length) for seamless integration.
- Manufactured by XLNTAPS, known for quality automotive parts.
- Set of 6 injectors included, perfect for complete engine servicing.
Cons:
- Limited to specific engine sizes and model years (1999-2004).
- Installation may require professional assistance for some users.
- Not suitable for vehicles outside the specified OEM part number compatibility.
The XLNTAPS Upgraded 4 Holes Fuel Injectors feature a precision-engineered 4-hole spray pattern that enhances fuel delivery by creating a finer mist. This results in more efficient combustion, improved throttle response, and reduced emissions. Their design ensures a perfect fit for the targeted Jeep and Dodge models, reducing installation time and avoiding potential leaks or malfunctions often caused by incompatible parts.
Additionally, these injectors maintain optimal fuel pressure and flow rates, which contributes to smoother engine performance and better fuel economy. The durable construction from XLNTAPS guarantees long-lasting operation even under demanding driving conditions, making them a reliable upgrade or replacement for aging OEM injectors. Whether you are aiming to restore engine power or improve overall fuel efficiency, these injectors provide a balanced solution for your vehicle’s fuel system needs.
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Yzhidianf Upgraded Fuel Injectors 0280155710

The YZHIDIANF Upgraded Fuel Injectors 0280155710 are ideal for Jeep enthusiasts and vehicle owners looking to maintain or enhance the performance of their Jeep Wrangler, Cherokee, Grand Cherokee, and Comanche 4.0L models from 1987 to 1998. This set of 6 high-quality fuel injectors is perfect for those seeking reliable replacements that ensure optimal engine efficiency and smooth operation.
Pros:
- Precision fit designed specifically for Jeep 4.0L engines, ensuring easy installation.
- Improved fuel atomization for better combustion and enhanced engine performance.
- Durable construction for long-lasting use and resistance to wear.
- Comes in a convenient pack of 6 injectors, covering a complete replacement set.
- Compatible with multiple Jeep models across several years, providing versatile application.
Cons:
- May require professional installation for those unfamiliar with fuel systems.
- Limited color options as it comes in a specific 0280155710 (6) color code.
- Dimensions might require checking compatibility with aftermarket modifications.
The YZHIDIANF fuel injectors boast precise engineering, with dimensions tailored to fit the original specifications of Jeep engines. Measuring approximately 5.63 inches in height, 2.72 inches in width, and 2.8 inches in length, these injectors ensure seamless integration without compromising engine design. This meticulous sizing plays a crucial role in maintaining the balance between fuel flow and engine performance, promoting efficient combustion and reducing emissions.
Additionally, the upgraded design enhances fuel delivery through four optimized holes, which significantly improves atomization. This results in better fuel-air mixture, leading to smoother acceleration and increased power output. For Jeep owners, this means a more responsive driving experience and improved fuel economy. The durability and brand reliability of YZHIDIANF further guarantee that these injectors stand up to the rigors of daily driving and extended use, making them a worthy investment for maintaining your vehicle’s peak condition.
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Hisport Fuel Injector

The HiSport Fuel Injector 0280156161 is ideal for Jeep owners who want to upgrade their vehicle’s fuel delivery system, specifically those with a 4.0L I6 engine from the years 1999 to 2004. This set of 6 PCS 12 Hole 22LB Injectors is perfect for enthusiasts seeking improved engine performance, better fuel efficiency, and enhanced throttle response. If you’re aiming to boost your Jeep’s power output or replace worn-out injectors with a reliable aftermarket option, this product is designed for you.
Pros:
- High-flow 12 hole design for superior fuel atomization and combustion efficiency
- Compatible with Jeep 4.0L I6 engines (1999-2004), ensuring easy installation and fitment
- Upgraded 22LB injectors provide increased fuel delivery for enhanced engine performance
- Manufactured by HiSport, known for quality and durability in automotive parts
- Helps improve fuel economy and engine response
Cons:
- May require professional installation for optimal tuning and performance
- Primarily designed for specific Jeep models, limiting cross-compatibility
- Upgraded injectors may necessitate adjustments to the fuel management system
The HiSport Fuel Injector 0280156161 features a 12-hole nozzle design that enhances fuel atomization, leading to a more efficient and complete combustion process. This design not only improves the overall engine power but also contributes to smoother acceleration and reduced emissions. The injectors deliver a fuel flow rate of 22 pounds per hour, which is a significant upgrade over stock injectors, making them suitable for performance enhancements without compromising reliability.
Additionally, these injectors are engineered specifically for Jeep’s 4.0L I6 engines from 1999 to 2004, ensuring a seamless fit and compatibility. This tailored approach reduces installation hassles and supports consistent engine operation. The robust build quality from HiSport ensures long-lasting durability, making these injectors a worthwhile investment for Jeep enthusiasts looking to maintain or upgrade their vehicle’s performance.
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Set Of 6 4-hole Upgrade Fuel Injectors

The 0280155784 Set of 6 4-Hole Upgrade Fuel Injectors is ideal for Jeep enthusiasts and owners who drive a 1999-2004 4.0L Jeep Cherokee and are looking to improve their vehicle’s fuel efficiency and engine performance. If you want to replace worn-out or faulty fuel injectors with a reliable and compatible upgrade, this set by CAC is a perfect choice. It is designed specifically for those who prioritize smooth engine operation and better fuel atomization in their Jeep Cherokee.
Pros:
- Directly compatible with 99-04 4.0L Jeep Cherokee models for easy installation
- Set of 6 ensures all cylinders receive upgraded injectors simultaneously
- 4-hole design promotes improved fuel atomization, enhancing combustion efficiency
- Manufactured by trusted brand CAC known for quality automotive parts
- Helps restore engine power and reduce fuel consumption
Cons:
- Limited to specific Jeep Cherokee engine models (4.0L, 1999-2004)
- Installation may require professional assistance for users unfamiliar with fuel systems
These CAC fuel injectors feature a precise 4-hole design that improves the spray pattern of fuel into the combustion chamber. This ensures a more complete and efficient burn, which translates to better engine performance and reduced emissions. For Jeep Cherokee owners, this means their vehicle can achieve smoother idling and increased throttle response after installation. The set of six injectors allows for a balanced fuel delivery across all cylinders, avoiding issues related to uneven injector wear or failure.
Additionally, the compatibility with 1999-2004 4.0L Jeep Cherokee engines ensures that users get a seamless fit without the need for extensive modifications. The CAC brand is known for manufacturing durable and reliable components, giving buyers confidence in the longevity of this upgrade. Whether you are experiencing rough running or just want to maintain peak engine efficiency, these fuel injectors offer a practical and effective solution.
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Frequently Asked Questions
What Jeep Models Fit The Yzhidianf Fuel Injectors?
YZHIDIANF fuel injectors fit Jeep Cherokee, Wrangler, and Grand Cherokee 4. 0L models from 1987 to 2004. They also fit Jeep Comanche 4. 0L (1987-1992). These injectors are designed for reliable performance across multiple Jeep models and years.
How Do Upgraded 4-hole Fuel Injectors Improve Jeep Performance?
Upgraded 4-hole fuel injectors improve fuel atomization and combustion efficiency. This results in better throttle response, increased power, and smoother engine operation. These injectors enhance fuel delivery, helping your Jeep run cleaner and more efficiently.
Are Seypon Fuel Injectors Compatible With Dodge Ram Trucks?
Yes, SeyPon upgraded 4-hole fuel injectors fit Dodge Ram 1500, 2500, and 3500 Van models with V6 5. 2L engines from 2000 to 2003. They offer a reliable upgrade option for both Jeep and Dodge vehicles needing enhanced fuel injection.
What Makes Hisport 12-hole Injectors Different For Jeep 4.0l?
HiSport 12-hole injectors deliver finer fuel spray compared to 4-hole types. This improves fuel mixing and combustion, boosting power and efficiency in 1999-2004 Jeep 4. 0L I6 engines. They offer a performance upgrade for better engine responsiveness.
Can Xlntaps Injectors Fit V8 Dodge Engines?
Yes, XLNTAPS upgraded 4-hole fuel injectors fit Dodge Ram V8 5. 0L engines from 1999 to 2004. They also support Jeep Wrangler and Grand Cherokee models with V6 4. 2L or V8 5. 0L engines, providing versatile compatibility and performance improvements.
How Many Injectors Come In Each Upgrade Set?
Most upgrade sets, including YZHIDIANF, SeyPon, and XLNTAPS, include 6 injectors. This covers all cylinders for complete and balanced fuel delivery in Jeep and Dodge 4. 0L and 5. 2L engines. A full set ensures optimal engine performance.
Conclusion
Choosing the right fuel injector upgrade for your Jeep 4. 0 engine can improve fuel flow and engine performance. The options listed fit various Jeep models like Cherokee, Wrangler, and Grand Cherokee from different years. Each set offers reliable quality and improved fuel delivery with multiple holes for better spray patterns.
Upgrading injectors helps your engine run smoother and can increase efficiency. Make sure to pick injectors that match your specific Jeep model and engine year for the best fit. Proper installation is important to avoid issues. With the right fuel injector upgrade, your Jeep can maintain strong power and better throttle response.
This simple change supports your vehicle’s long-term health and driving experience. Take time to compare features and reviews before making a choice. A well-selected fuel injector upgrade is a smart investment for any Jeep 4. 0 owner wanting steady performance and reliability.







