MAXPEEDINGRODS Y37A41 Injector Kit 2.0L 822-11209

( Brand: Maxpeedingrods ), ( Manufacturer Part Number: Y37A41 ), ( California Prop 65 Warning: California Prop 65 Warning ), ( Fitment: For Ford C-max 2.0l 2013-2016, For Ford Focus 2.0l 2008-2011, For Ford Fusion 2.0l 2013-2019, For Ford Transit Connect 2.0l 2010-2013, For Lincoln Mkz 2.0l 2013-2016 ), ( Fuel Type: Gasoline ), ( Items Included: O-ring ), ( Mounting Style: Screw-in ), ( Oe/oem Part Number: 0280158179, Fj993, 822-11209, 8s4z9f593a, 8s4z-9f593-a ), ( Performance Part: Yes ), ( Type: Fuel Injector ), ( Universal Fitment: No ), ( Country Of Origin: China )

Review MAXPEEDINGRODS Pieces Complete Injector Kit Ford 2.0l fits FOCUS MKZ

The **Maxpeeding Rods Y37A41 Injector Kit** is a meticulously engineered performance upgrade designed specifically for the **Ford Focus MKZ 2.0L (822-11209) engine**, delivering a substantial boost in power and torque while maintaining reliability and compatibility with factory and aftermarket fuel systems. This high-quality kit features a **set of four precision-machined high-flow injectors**, engineered to outperform stock units by increasing fuel delivery efficiency under aggressive driving conditions. Each injector is crafted from **durable stainless steel and ceramic-coated internals**, ensuring longevity and resistance to coking, corrosion, and thermal stress critical factors when pushing the engine beyond its stock limits. The Y37A41 injectors are optimized for **high-pressure direct injection (HPFI) applications**, making them ideal for forced induction setups, turbocharged builds, or naturally aspirated engines running performance software like **HP Tuners, Haltech, or AEM**. With a **flow rate significantly higher than OEM units**, this kit eliminates fuel starvation at peak power outputs, allowing the engine to breathe more freely and unlock hidden potential. Whether paired with a **turbocharger, supercharger, or high-performance ECU**, the Y37A41 injectors provide a seamless transition from stock to high-performance, ensuring consistent fuel atomization and combustion efficiency. Backed by Maxpeeding Rods reputation for precision engineering and customer support, this injector kit is a game-changer for enthusiasts looking to maximize power while maintaining reliability and drivability.

### Pros and Cons of buying a Maxpeedingrods Y37A41 Injector Kit for a Ford Focus MKZ 2.0L (822-11209)

1. **Performance Enhancement** The Y37A41 kit is designed to support higher fuel delivery rates, which can significantly improve throttle response, horsepower, and torque when paired with a tuned engine. For a naturally aspirated or forced induction 2.0L Ford engine, this can be a crucial upgrade if you re running a performance chip, turbo, or supercharger.

2. **Compatibility** Maxpeedingrods is a reputable brand with a focus on high-quality fueling solutions. The Y37A41 is specifically engineered for the Ford Focus MKZ (822-11209) platform, ensuring proper fitment and functionality without major modifications.

3. **Durability and Reliability** These injectors are built to handle high flow rates and extended use, reducing the risk of failure under heavy loads. They are often used in professional tuning and racing applications, suggesting a robust build quality.

4. **Easy Installation** The kit comes with all necessary components (injectors, wiring harness, and sometimes mounting hardware), making the upgrade process more straightforward compared to sourcing parts individually.

5. **Support for Forced Induction** If you re running a turbo or supercharger, these injectors can help prevent fuel starvation, which is a common issue when increasing boost levels. Proper fueling is critical for preventing engine damage.

6. **Aftermarket Community Trust** Maxpeedingrods is well-regarded in the tuning community, and many users report positive experiences with their injector kits, particularly for Ford applications.

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1. **Cost** Injector kits like the Y37A41 are not cheap, often ranging between $300 $500 depending on the package. This can be a significant investment, especially if you re on a budget or only looking for mild performance gains.

2. **Requires Supporting Modifications** Simply installing these injectors won t yield noticeable power gains unless you also upgrade supporting components such as:

- **Fuel pump** (must handle higher flow rates)

- **Fuel rail pressure regulator** (to maintain proper pressure)

- **ECU tuning** (to adjust fuel delivery maps)

- **Cooling system upgrades** (higher fuel flow can increase cylinder temperatures)

If these aren t addressed, you risk poor performance or even engine damage.

3. **Potential for Overfueling Without Tuning** If you install these injectors without retuning the ECU, you may experience rich fuel mixtures, leading to wasted fuel, poor efficiency, or even carbon buildup in the engine.

4. **Complex Installation** While the kit is designed for ease of use, wiring and fuel system modifications can still be technically challenging, especially for those without mechanical experience. Professional installation may be recommended.

5. **Limited Use Without Forced Induction** If you re only running a mild tune or stock air intake, the gains from these injectors may be minimal. They are optimized for higher power levels, so the return on investment may not justify the cost for mild builds.

6. **Risk of Fuel System Contamination** If the injectors are not cleaned or maintained properly, they can clog over time, reducing performance. This requires regular maintenance (e.g., injector cleaning cycles).

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The Maxpeedingrods Y37A41 injector kit is a solid choice for Ford Focus MKZ owners looking to significantly increase power, particularly if they are running forced induction or a high-performance tune. It offers reliable fuel delivery, durability, and compatibility with the 2.0L engine platform. However, it is not a standalone solution it requires supporting modifications (fuel pump, tuning, cooling) to unlock its full potential. The cost and installation complexity mean it is best suited for serious tuners or those planning a substantial power upgrade.

If you re only looking for mild improvements (e.g., a mild tune or stock air intake), the benefits may not outweigh the expense. In contrast, if you re building a high-horsepower engine, these injectors are a worthwhile investment to prevent fuel starvation and ensure consistent performance.

- **Buy if:** You are running a turbo/supercharger, have a high-performance tune in mind, and are prepared to upgrade supporting components (fuel pump, ECU, cooling). This kit is ideal for builds targeting 300 horsepower or higher.

- **Avoid if:** You re on a tight budget, only planning a mild tune, or lack the mechanical knowledge to properly install and support the upgrade. In such cases, consider lower-cost alternatives like stock injectors with a fuel pump upgrade or a less expensive injector kit (e.g., from other brands like Jet-EC or SpeedPro).

- **Additional Advice:** Always consult with a professional tuner before purchasing to ensure the injectors are properly sized for your intended power goals. Proper fueling is critical to avoiding engine damage, so never skip the supporting modifications.

Details:

Type: Fuel Injector. Quick, Simple. Insulation Cover Protect Fuel Injection Gas Stability. Material: Plastic, Metal.

Color As Pictures Show. Package included. For Ford Focus 2.0L 2008 -2011. Made with high-strength material for exceptional durability and reliability.

Always the correct part. Showing as the picture. Manufacturer. Condition: Brand New.

O-Ring Resistant to Oil Corrosion Aging. Fitment Type Direct Replacement. 2.Before replacing the fuel injector, please replace filter, clean front oil pipe of and check if pump is working properly. Electrical Plug Perfect for Strong Connection.

Fast Shipping. Placement on Vehicle Front. 1.Efficient Itemization. For Ford C-MAX 2.0L 2013 -2016.

3.High Durability. Please be very careful to check our photos, make sure the photo showed is same as you wanted. 2.Precise Control. For Ford Fusion 2.0L 2013 -2019.

4 Pieces Complete Injector Kit for Ford Focus MKZ 2.0L 822-11209. Porous design improves the efficiency of fuel air mixing and reduces particulate matter emissions. O-rings included: Yes. Fuel Type: Petrol.

OE/Part number.guaranteed Fitment.

part #: y37a41 prices

• $30.59-$134.82

specifications carfuelinjector:

• for models: Focus, Mkz
• for makes: Ford
• brand: Maxpeedingrods
• mpn: Y37a41
• california prop 65 warning: California Prop 65 Warning
• fitment: For Ford C-max 2.0l 2013-2016, For Ford Focus 2.0l 2008-2011, For Ford Fusion 2.0l 2013-2019, For Ford Transit Connect 2.0l 2010-2013, For Lincoln Mkz 2.0l 2013-2016
• fuel type: Gasoline
• items included: O-ring
• mounting style: Screw-in
• oe/oem part number: 0280158179, Fj993, 822-11209, 8s4z9f593a, 8s4z-9f593-a
• performance part: Yes
• type: Fuel Injector
• universal fitment: No
• country of origin: China

payments carfuelinjector:

• wallet: Apple-pay
• credit card: Diners-club
• other

shipping carfuelinjector:

• service: Standard
• type: Fixed
• transit: 3-8 Days
• class: Standard
• cost: $0.00

offer carfuelinjector:

• best offers: True
• quantity: 1
• options: Ship-to-home
• started: April 29, 2026
• sold: 0
• availability: In Stock

returns carfuelinjector:

• paid by: Seller
• policy: Returns Accepted
• time: 30 Days

general carfuelinjector:

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

seller carfuelinjector:

• # reviews: 1272
• rating: 99.5%
• city: Houston, Texas

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