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  3. MAXPEEDINGRODS 80YH2K

MAXPEEDINGRODS 80YH2K Fuel Injector Impreza/forester 2.5L

fits model: Fj860, Impreza, Forester. make: Subaru. year: 2006–2014.

80yh2k Maxpeedingrods Dependable Fuel Injector For Subaru Impreza/forester 2.5l 2006-2014 Fj860

( Brand: Maxpeedingrods ), ( Manufacturer Part Number: 80YH2K ), ( California Prop 65 Warning: California Prop 65 Warning ), ( Connector Color: Red ), ( Fitment: For Subaru Impreza Wrx 2.5l 2006-2014, For Subaru Forester Xt 2.5l 2006-2013 ), ( Fuel Type: Gasoline ), ( Items Included: O-ring ), ( Mounting Style: Bolt-on ), ( Oe/oem Part Number: 16611-aa720, 800-1896n, 195500-0580, 842-12341, Fj860, 4g2209, M1367 ), ( Performance Part: Yes ), ( Type: Fuel Injector ), ( Universal Fitment: No )

Review MAXPEEDINGRODS Dependable Fuel Injector Subaru Impreza/forester 2.5l fits IMPREZA FORESTER FJ860 2006–2014

The **MaxpeedingRods 80YH2K Fuel Injector** is a high-performance, direct-fit replacement designed specifically for Subaru s 2.5L FB25 (FJ860) engines found in the **2006 2014 Impreza, Forester, and Legacy models**, as well as the **BRZ/FJ86 (2012 2014)**. Engineered to meet the demands of turbocharged and naturally aspirated applications alike, this injector is built to deliver superior fuel atomization, precise metering, and enhanced combustion efficiency critical components for maximizing power output while maintaining reliability. Crafted from premium materials, including a **high-flow stainless steel body** and a **durable ceramic or metal nozzle assembly**, the 80YH2K injector is engineered to handle the increased fuel pressures and temperatures associated with aggressive tuning, ensuring consistent performance under both stock and modified conditions. Its **80-pound per hour (LPH) flow rate** strikes an ideal balance between responsiveness and efficiency, making it an excellent choice for both mild builds and more aggressive setups, including those paired with turbochargers, superchargers, or high-flow fuel pumps. The injector s **OEM-compatible thread pattern and mounting configuration** ensures a seamless drop-in installation, eliminating the need for modifications to the fuel rail or wiring harness, while its **high-temperature-resistant seals** prevent leaks and maintain integrity under prolonged high-load operation. Whether you're pushing for extra horsepower in a daily driver, optimizing fuel economy in a naturally aspirated setup, or preparing for a full turbocharged conversion, the MaxpeedingRods 80YH2K injector provides the reliability and performance you need to keep your Subaru s engine running at its peak. Built to withstand the rigors of modern tuning, this injector is a testament to MaxpeedingRods commitment to quality, offering a direct upgrade over stock components while ensuring compatibility with aftermarket fuel systems and ECU tuning solutions.

**Pros and Cons of Buying Maxpeedingrods 80YH2K Fuel Injectors for a 2006 2014 Subaru Impreza/Forester 2.5L (FJ860)**

### **Pros**

1. **Improved Performance** These injectors are designed for higher flow rates than stock units, allowing for better fuel delivery under increased boost or aggressive tuning. This can result in noticeable gains in horsepower and torque, especially when paired with a tune or forced induction.

2. **Durability and Quality** Maxpeedingrods is a reputable brand known for manufacturing high-quality aftermarket fuel injectors. The 80YH2K model is built to handle higher pressures and longer-term use compared to stock injectors, which can wear out prematurely under heavy loads.

3. **Compatibility** The 80YH2K injectors are specifically engineered for the FJ860 platform (2006 2014 2.5L Subaru), ensuring proper fitment with the stock fuel rail and wiring harness. This reduces the risk of installation issues that can arise with generic injectors.

4. **Better Fuel Atomization** Higher-quality injectors provide finer fuel atomization, which improves combustion efficiency and reduces the risk of fouling or carbon buildup in the engine.

5. **Future-Proofing** If you plan to add forced induction (turbo/supercharger) or aggressive tuning later, these injectors can handle the increased demand without failing as quickly as stock units.

6. **Warranty Support** Maxpeedingrods offers warranties on their products, providing some peace of mind in case of manufacturing defects.

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### **Cons**

1. **Cost** These injectors are significantly more expensive than stock units, often costing **$200 $400 per injector** (depending on quantity and retailer). For a full set of four, the price can exceed **$800 $1,600**, which is a substantial investment for a performance upgrade.

2. **Requires Tuning** Simply swapping in larger injectors without adjusting the fuel map will lead to **fueling issues, rough idle, or even engine damage** due to over-fueling or lean conditions. A **custom tune (Link G4 , Haltech, or similar)** is mandatory, adding another **$200 $500** in cost.

3. **Potential for Overkill** If your build is **naturally aspirated and lightly tuned**, the stock injectors may still be sufficient. The 80YH2K injectors are best suited for **boosted applications (10 15 psi ) or high-RPM tuning**, meaning they may not offer meaningful gains for mild builds.

4. **Installation Complexity** Replacing fuel injectors requires **removing the intake manifold, fuel rail, and wiring harness**, which can be time-consuming for inexperienced DIYers. Improper installation (e.g., damaged O-rings, improper torque) can lead to leaks or electrical issues.

5. **Compatibility with Stock Fuel System** The stock **2.5L FJ860 fuel system** is designed for lower flow rates. Upgrading injectors may require additional modifications, such as:

- **Upgraded fuel pump** (if stock pump struggles with higher demand).

- **Larger fuel lines or high-flow fuel filter**.

- **Adjustments to fuel pressure regulator** (if using a standalone injectordriver or ECU flash).

6. **Risk of Contamination** If the fuel system is dirty (old fuel, debris), new injectors can clog or fail prematurely. A **fuel system flush or injector cleaning** may be necessary before installation.

7. **No Guaranteed ROI** Unless you re running **significant boost or aggressive tuning**, the performance gains may not justify the cost compared to other upgrades (e.g., turbo, exhaust, or camshaft swaps).

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### **Conclusion**

The **Maxpeedingrods 80YH2K injectors** are a **solid choice** for Subaru FJ860 owners who are:

- **Running forced induction (turbo/supercharger) or high-RPM tuning** (10 psi or 7,000 RPM).

- **Seeking reliable, high-flow injectors** that outlast stock units under heavy loads.

- **Will to invest in a full supporting build** (tune, fuel pump, fuel system upgrades).

However, they are **not necessary** for:

- **Mildly tuned NA (naturally aspirated) builds** where stock injectors can still handle the load.

- **Budget-conscious projects** where other upgrades (e.g., turbo, exhaust) may yield better performance-per-dollar.

- **Owners who lack the time/money for a full tune and supporting modifications**.

If you re **serious about boosting or aggressive tuning**, these injectors are a **worthwhile upgrade** but they must be paired with the right supporting components and tuning. If you re just looking for **mild gains without forced induction**, consider other performance upgrades first.

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### **Recommendation**

- **If you re adding boost (10 psi) or running high-RPM tuning:** **Proceed with the 80YH2K injectors**, but **budget for a full supporting build** (tune, fuel pump, fuel system upgrades).

- **If you re naturally aspirated or mildly tuned:** **Skip the injectors** and focus on other upgrades (turbo, exhaust, camshafts) that offer better value.

- **If you re unsure:** **Test with a tune first** some builds can make do with stock injectors even under moderate boost.

- **Always pair with a professional tune** DIY tuning with upgraded injectors can lead to **engine damage** if not done correctly.

For the best results, **consult with a Subaru tuner** before purchasing to ensure the injectors align with your goals.

Details:

Flow matched to OE or better standards. Guaranteed Fitment Always the correct part. Fuel Type: Gas. For Subaru Legacy 2.5GT 2.5L 2012.

OE/Part number. PRODUCT DISPLAY Dependable Fuel Injector for Subaru Impreza/Forester 2.5L 2006 2014 FJ860. Quality and performance guaranteed. Condition: New.

System Type:Top Feed. Package included. For Subaru Forester XT 2.5L 2006 -2013. Good sealing: The oil will not penetrate easily.

Fast Shipping. Material: Metal, Plastic. Stainless steel breather with o-ring to prevent loosening vibration. O-rings included: Yes.

Fitment Type: Direct Replacement. Type: Fuel Injector. For Subaru Impreza WRX 2.5L 2006 -2014.

specifications carfuelinjector:

  • for models: Fj860, Impreza, Forester
  • for makes: Subaru
  • for years: 2006-2014
  • brand: Maxpeedingrods
  • mpn: 80yh2k
  • california prop 65 warning: California Prop 65 Warning
  • connector color: Red
  • fitment: For Subaru Impreza Wrx 2.5l 2006-2014, For Subaru Forester Xt 2.5l 2006-2013
  • fuel type: Gasoline
  • items included: O-ring
  • mounting style: Bolt-on
  • oe/oem part number: 16611-aa720, 800-1896n, 195500-0580, 842-12341, Fj860, 4g2209, M1367
  • performance part: Yes
  • type: Fuel Injector
  • universal fitment: No

general carfuelinjector:

  • Air Fuel Delivery > Fuel Injection Parts > Fuel Injectors
  • condition: New

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  • # reviews: 5391

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offer carfuelinjector:

  • availability: In Stock
  • started: March 28, 2026
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  • best offers: True
  • quantity: 6
  • options: Ship-to-home
for models: fj860, impreza, forester, for makes: subaru, for years: 2006-2014, california prop 65 warning: california prop 65 warning, connector color: red, fitment: for subaru impreza wrx 2.5l 2006-2014, for subaru forester xt 2.5l 2006-2013, fuel type: gasoline, items included: o-ring, mounting style: bolt-on, oe/oem part number: 16611-aa720, 800-1896n, 195500-0580, 842-12341, fj860, 4g2209, m1367, performance part: yes, type: fuel injector, universal fitment: no,
category: auto parts > air fuel delivery > fuel injection parts > fuel injectors, sku: 15549361237371602,
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