MAZDA 345.MZ1A23 Gas Fuel Line 2.5

( Model: MAZDA-3 ), ( Part Type: Fuel Line ), ( Genuine Oem: Yes ), ( Ipn: 345.mz1a23 ), ( Warranty: 60 Day )

Review MAZDA Gas Fuel Line 2.5 fits 345 2021–2023

The **Mazda 345.mz1a23 gas fuel line** is a high-performance, precision-engineered component designed exclusively for the **2021 2023 Mazda3 (2.5L Skyactiv-G, MZ1A23 engine)** models, including the **i, Sport, and Turbo variants**. Crafted from **high-grade stainless steel (304 or 316 grade)**, this fuel line is built to withstand the demanding pressures and temperatures of modern fuel-injected engines while ensuring optimal fuel delivery and system reliability. The **spiral-wound, braided construction** provides exceptional resistance to kinking, vibration, and external damage, making it ideal for both stock and modified applications where durability and performance are critical. Unlike standard rubber or plastic fuel lines, this stainless steel line offers **superior resistance to fuel degradation, ozone exposure, and thermal expansion**, reducing the risk of leaks, cracks, or premature failure even under aggressive driving conditions or high-performance tuning scenarios. The **precision-fitted fittings** (typically 7/16" or 1/2" NPT) ensure a secure, leak-proof connection to the fuel pump, fuel rail, and other critical components, while the **smooth, unobstructed interior diameter** minimizes fuel flow restrictions, supporting consistent engine performance and fuel efficiency. Whether installed in a **stock Mazda3, a tuned performance build, or a high-mileage vehicle**, this fuel line delivers long-term reliability and peace of mind, aligning perfectly with Mazda s commitment to **Skyactiv Technology** and driver-focused engineering. For enthusiasts and mechanics alike, it represents a **direct upgrade from OEM rubber lines**, offering enhanced longevity and confidence in the fuel system s integrity.

### Pros and Cons of Buying a Used Mazda3 (2021 2023, 2.5L Skyactiv-G, MZ1A23, Gas Fuel Line)

#### **Pros**

1. **Reliability and Durability**

Mazda s 2.5L Skyactiv-G engine (MZ1A23) is known for its robustness and longevity, especially when maintained properly. It is less prone to catastrophic failures compared to some competitors, and common issues like oil consumption or timing chain problems are rare in well-kept examples.

2. **Fuel Efficiency**

The 2.5L engine delivers solid fuel economy, averaging around **28 32 MPG combined** in city and highway driving, depending on transmission (manual or automatic). This makes it cost-effective for daily commuting and long-distance travel.

3. **Smooth and Responsive Driving Experience**

The Skyactiv-G engine features direct injection and a high compression ratio, providing a balanced power delivery (around **181 186 hp** and **186 lb-ft of torque**). The manual transmission offers engaging driving dynamics, while the automatic (if well-maintained) provides smooth shifts.

4. **Low Maintenance Costs**

Mazda s Skyactiv engines are designed for simplicity, with fewer moving parts than some turbocharged or V6 alternatives. Routine maintenance (oil changes, spark plugs, timing belt) is relatively affordable, and parts are widely available.

5. **Safety and Technology**

- **i-Activsense** (standard on higher trims), which includes adaptive cruise control, blind-spot monitoring, lane-keeping assist, and rear cross-traffic alert.

- **Apple CarPlay and Android Auto** (on most trims), making it convenient for modern connectivity.

- **Good crash test ratings** from the NHTSA and IIHS, ensuring passenger protection.

6. **Resale Value**

Mazda holds its value better than many competitors, meaning a well-maintained 2021 2023 Mazda3 will retain its worth longer than average.

7. **Comfortable Interior**

The cabin is well-built with quality materials (especially on higher trims like the **Touring or Sport**), offering a quiet, refined ride. The seating is supportive, and the infotainment system (if updated) is user-friendly.

8. **Versatile Body Styles**

The Mazda3 is available in **sedan, hatchback, and wagon** configurations, providing flexibility for different needs (e.g., cargo space, fuel efficiency, or practicality).

---

#### **Cons**

1. **Potential Transmission Issues (Automatic Models)**

Some owners report **rough shifting or delayed engagement** in the automatic transmission, particularly in colder climates. While not widespread, this can be a dealbreaker if the transmission is neglected. Always check service records for transmission fluid changes.

2. **Infotainment Lag (Early 2021 Models)**

The **SYNC 3 system** in some 2021 models has been criticized for occasional **slow response times** or app glitches. Later 2022 2023 models improved this, but it s worth testing the system before purchasing.

3. **Rear Seat Space (Sedan Models)**

The **sedan version** has tighter rear legroom compared to the hatchback or wagon, which may be uncomfortable for taller passengers or families.

4. **Limited Power for Enthusiasts**

While the 2.5L engine is efficient, it lacks the **torque and acceleration** of turbocharged or V6 alternatives (e.g., Honda Civic Type R, Toyota GR86). If you prioritize performance, you may find it underpowered.

5. **Build Quality Variability**

Some reports indicate **minor plastic panel rattles** or **door gap inconsistencies**, though these are usually not major issues. Always inspect for these during test drives.

6. **Higher Trim Price vs. Features**

The **base models** (like the **i** trim) skimp on features (e.g., no heated seats, basic audio). If you want **premium features** (e.g., **Sport Package, Bose audio, or adaptive suspension**), you ll need to pay for higher trims, which can increase the purchase price.

7. **Used Market Competition**

The Mazda3 competes with **Honda Civic, Toyota Corolla, and Subaru Impreza**, all of which also have strong reliability reputations. You may need to negotiate harder to secure a good deal.

---

### **Conclusion**

The **2021 2023 Mazda3 (2.5L Skyactiv-G, MZ1A23)** is a **strong used car choice** for buyers seeking a **reliable, fuel-efficient, and well-built compact car**. Its **low maintenance costs, good safety tech, and comfortable ride** make it ideal for **daily drivers, commuters, and practical buyers**.

However, **potential transmission quirks (automatic models), infotainment lag (early 2021), and limited power** could be drawbacks depending on your priorities. If you prioritize **durability, value, and a smooth driving experience**, this Mazda3 is a **solid pick**. If you need **more power or cutting-edge tech**, you may want to consider alternatives.

---

### **Recommendation**

1. **Prioritize Maintenance Records** Ensure the car has **regular oil changes (every 5,000 7,500 miles)**, **timing belt replacement (if due)**, and **transmission fluid service**.

2. **Test Drive Thoroughly** Pay attention to **transmission smoothness, engine noise, and interior rattles**.

3. **Check for Recalls** Verify if the vehicle has any **unresolved recalls** via the **NHTSA website**.

4. **Consider a Pre-Purchase Inspection (PPI)** A mechanic s inspection can catch hidden issues (e.g., **brake wear, suspension wear, or electrical gremlins**).

5. **Compare with Alternatives** If budget allows, compare with a **well-maintained Honda Civic or Toyota Corolla**, which also offer strong reliability.

6. **Avoid Early 2021 Models with Infotainment Issues** If possible, opt for **2022 or 2023 models** to avoid potential SYNC 3 lag.

**Final Verdict:** The **Mazda3 2.5L (2021 2023) is a smart used purchase** for most buyers, offering a **great balance of reliability, efficiency, and comfort**. With due diligence, it can be a **long-term dependable vehicle**.

Details:

It is stored in doors and ready to be shipped. Warranty: All parts come with our standard 60 day warranty. Stock Number - 2602. Donor Vehicle - 2023 MAZDA 3.

specifications fueltanksysteme:

• for makes: Mazda
• for years: 2021-2023
• model: Mazda-3
• part type: Fuel Line
• genuine oem: Yes
• ipn: 345.mz1a23
• warranty: 60 Day

shipping fueltanksysteme:

• service: USPS Priority Mail
• type: Fixed
• class: Expedited
• cost: $0.00
• transit: 3-6 Days
• carrier: USPS

payments fueltanksysteme:

• other
• wallet: Paypal
• credit card: Diners-club

seller fueltanksysteme:

• city: Sauk Centre, Minnesota
• # reviews: 28895
• rating: 99.7%

offer fueltanksysteme:

• best offers: True
• availability: In Stock
• options: Ship-to-home
• started: April 12, 2026
• sold: 0
• quantity: 1

general fueltanksysteme:

• Car Truck Parts Accessories > Air Fuel Delivery > Hoses, Lines Pipes
• condition: Used

returns fueltanksysteme:

• policy: Returns Accepted
• paid by: Buyer
• time: 60 Days

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