VOLVO 30720139 Fuel Rail Injector Pipe 4.4L V8

( Manufacturer Part Number: 30720139 ), ( Type: Fuel Injector ), ( Country Of Origin: Sweden ), ( Fuel Type: Gasoline )

Review VOLVO 4.4l V8 Fuel Rail And Oem Injector Aluminum Pipe fits S80 XC90

The **Volvo 30720139 4.4L V8 Fuel Rail Injector Pipe** is a precision-engineered component designed exclusively for the high-performance T5 and T6 variants of the iconic Volvo S80 and XC90 models, specifically those equipped with the legendary **5.0L or 4.4L Twin Turbocharged V8 engines** (depending on the application). This critical fuel delivery system plays a pivotal role in ensuring optimal fuel atomization, precise injection timing, and consistent performance under both mild cruising conditions and extreme power demands. Crafted from high-grade **stainless steel or aluminum alloy**, depending on the variant, this injector pipe is built to withstand the relentless pressures and temperatures generated by the twin-turbocharged engine, while also resisting corrosion and wear over the long term. The design incorporates **seamless internal passages** that minimize turbulence and maximize fuel flow efficiency, reducing the risk of clogging or uneven distribution that could lead to misfires, poor throttle response, or reduced fuel economy. For the **4.4L V8 models**, this component is particularly critical as it interfaces directly with the **high-pressure fuel rail system**, delivering fuel to the injectors with near-perfect precision, which is essential for maintaining the engine s signature balance of torque and efficiency. Whether you're restoring a classic Volvo, upgrading a performance build, or addressing a fuel delivery issue in a daily driver, this injector pipe is a direct-fit replacement that restores factory specifications and ensures reliable operation. Its compatibility extends beyond basic repairs, as it also serves as an ideal choice for enthusiasts looking to enhance their vehicle s fueling system with aftermarket upgrades, such as high-flow injectors or performance fuel pumps, without compromising on durability or fitment. Proper installation requires adherence to Volvo s technical specifications, including the use of **O-rings, gaskets, and torque settings** to prevent leaks and ensure a secure seal, making it a component that demands both expertise and attention to detail.

### Pros and Cons of Buying a 2013 Volvo S80/XC90 4.4L V8 Fuel Rail Injector Pipe

1. **Power and Performance** The 4.4L V8 engine in the 2013 Volvo S80 and XC90 is a robust, naturally aspirated powerplant capable of producing around **400-420 horsepower** (depending on tuning and fuel delivery). This makes it well-suited for enthusiasts who enjoy driving a sporty, high-revving vehicle.

2. **Direct Injection (Fuel Rail Injectors)** The use of **high-pressure fuel rail injectors** (common in modern turbocharged engines) allows for precise fuel delivery, improving efficiency and power output. This setup can be tuned for better performance with aftermarket support.

3. **Strong Aftermarket Support** The 4.4L V8 is a popular engine among tuning communities, meaning there are **widely available parts, tuning solutions, and modifications** (e.g., forced induction, camshaft upgrades, exhaust systems) to enhance performance.

4. **Luxury and Comfort** Volvo s reputation for **comfort, refinement, and safety** remains strong. The S80 and XC90 offer a **spacious, high-quality interior** with modern amenities, making them practical luxury sedans and SUVs.

5. **Potential for High Value Mods** With the right modifications, this engine can be **daily-drivable while still delivering strong performance**, appealing to those who want both luxury and excitement.

6. **Durability (with Proper Maintenance)** The 4.4L V8 is known for **reliability if maintained correctly**, especially with regular oil changes, cooling system checks, and fuel system upkeep.

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1. **Fuel Rail Injector Issues** The **high-pressure fuel rail injectors** in these models can be prone to **leaks, clogs, or failure** over time, leading to **poor fuel delivery, misfires, or even engine damage** if ignored. Replacement injectors can be **expensive** (often $500 $1,500 per injector).

2. **Throttle Body Carbon Buildup** Direct injection can lead to **carbon deposits on throttle bodies and intake valves**, causing **rough idling, hesitation, or reduced power**. This requires **regular cleaning or replacement** of intake components.

3. **Cooling System Vulnerabilities** The 4.4L V8 is **sensitive to overheating**, particularly under heavy load (e.g., towing or aggressive driving). **Water pump failures, thermostat issues, and radiator leaks** are common problems that can lead to **catastrophic engine damage** if not addressed promptly.

4. **High Maintenance Costs** Volvo s **premium pricing and parts costs** mean that repairs (especially for suspension, electrical, or engine components) can be **significantly more expensive** than on competing vehicles.

5. **Rust and Corrosion (XC90 Models)** The **XC90, in particular, is notorious for rust** in critical areas like the **subframe, rocker panels, and wheel wells**, especially in snowy or salted regions. This can lead to **structural integrity issues** over time.

6. **Electrical and Software Quirks** Volvos from this era have **some known electrical gremlins**, including **sensor failures, infotainment glitches, and intermittent issues** that can be frustrating to diagnose and fix.

7. **Fuel Economy Limitations** While the 4.4L V8 is powerful, it **does not offer great fuel efficiency** (around **12 15 MPG combined**), making it less practical for high-mileage daily driving compared to smaller engines.

8. **Depreciation and Market Value** Volvos, especially older luxury models, **depreciate quickly**. While a well-maintained 2013 S80/XC90 with a tuned 4.4L V8 may hold value among enthusiasts, its **resale value in the general market may not justify the purchase price** for some buyers.

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The **2013 Volvo S80/XC90 with a 4.4L V8 and fuel rail injectors** is an **exciting but high-maintenance** choice. It offers **strong performance potential, luxury, and a cult following among tuning enthusiasts**, but it comes with **significant mechanical and cost-related challenges**, particularly with **fuel injectors, cooling systems, and rust issues**.

If you are **mechanically inclined, willing to invest in maintenance, and prioritize performance over fuel efficiency**, this engine can be a **fantastic project or daily driver** especially with proper tuning and upkeep. However, if you **prefer a hassle-free, low-maintenance luxury vehicle**, you may want to consider alternatives with more reliable fuel systems (e.g., port-injected engines or modern turbocharged setups).

- **Buy if:** You have **mechanical experience**, a **budget for repairs**, and are **passionate about tuning** the 4.4L V8. Ensure the **fuel injectors, cooling system, and rust areas** are in good condition before purchasing.

- **Avoid if:** You want a **low-maintenance, high-reliability luxury vehicle** or are not prepared for **potentially expensive repairs** related to fuel delivery and cooling.

- **Consider alternatives:** If you like the V8 but want something more reliable, look for **tuned port-injected V8s (e.g., 2006 2010 models with less advanced fuel systems)** or **modern turbocharged engines** (e.g., 2.0T or 3.0T Volvo engines) that offer better efficiency and fewer direct-injection issues.

Would you like guidance on specific modifications or inspection tips before buying?

Details:

The Volvo 4.4l V8 Fuel Rail is an OEM part made of aluminum, specifically designed for the S80 and XC90 model's. It serves as a critical component in the fuel injection system, ensuring efficient and precise delivery of to engine for optimal performance. This fuel pipe, with the part number 30720139, is manufactured by Volvo in Sweden and compatible gasoline type.

part #: 30720139 prices

• $31.45-$388.97

specifications carfuelinjector:

• for models: S80, Xc90
• for makes: Volvo
• mpn: 30720139
• type: Fuel Injector
• country of origin: Sweden
• fuel type: Gasoline

seller carfuelinjector:

• city: Austin, Texas
• rating: 99.6%
• # reviews: 308

offer carfuelinjector:

• sold: 0
• started: April 18, 2026
• availability: In Stock
• options: Ship-to-home
• quantity: 1

general carfuelinjector:

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

payments carfuelinjector:

• other
• credit card: Visa
• wallet: Apple-pay

returns carfuelinjector:

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

shipping carfuelinjector:

• transit: 5-11 Days
• type: Calculated
• service: USPS Ground Advantage
• class: Standard
• carrier: USPS
• cost: $8.46

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