ADVANCE AUTO PARTS 919-840 Dorman Steel Fuel Line Kit FL488

( Brand: Advance Auto Parts ), ( Manufacturer Part Number: 919-840 ), ( Part Type: Fuel Line ), ( Ipn: Fl488-g ), ( Compatibility: 2003 Chevrolet Silverado 1500 Base Extended Cab Pickup 4-door 4.8 ), ( Epid: 253362389 )

Review ADVANCE AUTO PARTS Dorman Stainless Steel Fuel Line Kit

The **Advance Auto 919-840 Dorman Steel Fuel Line Kit** is a premium, high-performance upgrade designed to enhance the reliability, durability, and efficiency of your vehicle s fuel delivery system. Engineered with meticulous precision, this kit features a robust collection of **1/8-inch steel fuel lines**, meticulously crafted from **high-grade, corrosion-resistant steel** to withstand the harshest driving conditions, extreme temperatures, and the constant pressure fluctuations inherent in modern fuel-injected engines. Unlike traditional rubber or plastic fuel lines, which can degrade over time due to ozone exposure, UV radiation, or chemical exposure, these steel lines offer unmatched longevity, ensuring a consistent and uninterrupted fuel flow to your engine s injectors. The kit is meticulously assembled with **precision-machined fittings**, including **barbed ends, quick-connect couplings, and threaded adapters**, all designed to fit seamlessly with OEM specifications, minimizing the risk of leaks or clogs that can plague aftermarket alternatives. Whether you re restoring a classic muscle car, upgrading a daily driver, or maintaining a high-performance vehicle, this kit provides the **strength, flexibility, and leak-proof integrity** required to keep your fuel system operating at peak performance. The steel construction also eliminates the risk of fuel line collapse under high-pressure conditions, a common failure point in rubber lines, while its resistance to kinking ensures a smooth, pulsation-free fuel delivery that contributes to smoother engine operation and improved throttle response. Backed by Dorman s reputation for quality and compatibility, this kit is an essential component for any serious mechanic or enthusiast seeking a durable, long-lasting solution for their vehicle s fuel lines.

### **Pros and Cons of buying a Advance Auto 919-840 Dorman Steel Fuel Line Kit**

1. **Durability and Longevity** The steel construction is significantly more robust than rubber or plastic fuel lines, reducing the risk of leaks, cracks, or fuel line failure over time. This makes it a long-term investment, especially for high-mileage or performance vehicles.

2. **Compatibility with High-Pressure Systems** Unlike flexible fuel lines, steel lines can handle higher fuel pressures without collapsing or bursting, making them ideal for turbocharged, supercharged, or fuel-injected engines.

3. **Resistance to Fuel and Chemical Damage** Steel does not degrade from exposure to ethanol-blended fuels, oxygenated additives, or fuel system cleaners, which can weaken rubber or plastic lines over time.

4. **Easier Installation and Replacement** Steel lines are typically pre-cut to standard lengths and come with fittings, simplifying installation compared to custom-fabricated lines. They also require fewer clamps or crimping tools than braided stainless steel lines.

5. **Cost-Effective for Bulk Replacements** If multiple fuel lines need replacing (e.g., in a fuel rail or manifold setup), this kit provides a complete solution at a lower per-unit cost than individual high-end lines.

6. **Better Heat Resistance** Steel maintains structural integrity under engine heat, reducing the risk of fuel line swelling or warping, which can occur with rubber or plastic in high-temperature environments.

7. **Quieter Operation** Steel lines are less prone to vibrating or rattling compared to flexible lines, leading to a smoother engine bay environment.

---

1. **Rigid and Less Flexible** Steel lines are inflexible, which can make routing around engine components or tight spaces challenging. This may require additional brackets or supports to prevent stress on fittings.

2. **Potential for Leaks at Fittings** While the lines themselves are durable, the quality of fittings (e.g., barbs, flanges) can affect sealing. Poorly installed or low-quality fittings may lead to leaks, especially under pressure.

3. **Higher Risk of Fuel Line Freezing (in Cold Climates)** Steel lines can conduct cold more efficiently than insulated rubber lines, potentially leading to fuel line freezing if the vehicle is parked in freezing temperatures without proper protection (e.g., fuel line heat tape).

4. **Noise Transmission** In some cases, steel lines can transmit engine or road noise more directly than flexible lines, though this is usually minimal unless the lines are exposed to excessive vibration.

5. **Limited Availability of Custom Lengths** Unlike braided stainless steel lines, steel lines are typically sold in fixed lengths. If your vehicle requires non-standard measurements, you may need to cut and ream the ends, which can be messy and less precise.

6. **Potential for Corrosion (if not Stainless Steel)** Some steel lines may rust over time if exposed to moisture or fuel contaminants. Ensure the kit specifies **stainless steel** to avoid this issue.

7. **Higher Upfront Cost Compared to Basic Rubber Lines** While still affordable, steel lines cost more than standard rubber or plastic lines, which may be a consideration for budget-conscious buyers.

---

The **Advance Auto 919-840 Dorman Steel Fuel Line Kit** is a **strong, reliable choice** for replacing fuel lines in most vehicles, particularly those with high-performance, turbocharged, or fuel-injected engines. Its **durability, pressure resistance, and chemical compatibility** make it a practical upgrade over rubber or plastic lines. However, the **lack of flexibility, potential fitting issues, and cold-weather concerns** (if not properly insulated) are drawbacks to consider.

- **Performance or modified vehicles** where fuel line integrity is critical.

- **High-mileage or older vehicles** prone to fuel line wear.

- **DIY enthusiasts** who can properly route and secure rigid lines.

- **Applications where ethanol-resistant lines are required.**

If your vehicle has **tight routing constraints** or you re working in **extremely cold climates**, you may need to supplement the steel lines with **heat tape, insulation, or flexible connectors** for critical sections.

- You need a **durable, long-lasting replacement** for standard rubber fuel lines.

- Your vehicle has a **high-pressure fuel system** (turbo, supercharger, direct injection).

- You re replacing **multiple lines at once** and want a cost-effective bulk solution.

- You re comfortable with **minor installation adjustments** (e.g., securing rigid lines with clamps).

- Your vehicle has **extremely tight or complex fuel line routing** that would be difficult to manage with rigid steel.

- You re working in **freezing temperatures** without additional insulation or heat tape.

- You prefer **flexible, vibration-dampening lines** (e.g., braided stainless steel) for noise reduction.

**Final Verdict:** This is a **solid, budget-friendly upgrade** for most fuel line replacements, offering **superior durability** over standard lines with minimal downsides for the average DIY mechanic. For critical high-performance applications, pair it with **high-quality fittings and proper insulation** to maximize reliability.

Details:

Engineered using the latest technology to ensure product lasts longer in service. Designed specifically for trucks, trailers, and buses. Made of high-quality components for durability, reliability, and performance. Engineered with a factory-like design for effortless installation, ensuring perfect match your vehicle.

Dorman 919-840 Stainless Steel Fuel Line Kit: Part Number: Manufacturer. Manufactured following strict OE standards to work like the original component.

part #: 919840 prices

• $30.99-$43.00

specifications fueltanksysteme:

• brand: Advance Auto Parts
• mpn: 919-840
• part type: Fuel Line
• ipn: Fl488-g
• compatibility: 2003 Chevrolet Silverado 1500 Base Extended Cab Pickup 4-door 4.8
• epid: 253362389

payments fueltanksysteme:

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

seller fueltanksysteme:

• rating: 99.4%
• city: Los Angeles, California
• # reviews: 69759

offer fueltanksysteme:

• best offers: True
• options: Ship-to-home
• availability: In Stock
• quantity: 2
• started: May 4, 2026
• sold: 0

shipping fueltanksysteme:

• cost: $0.00
• transit: 3-7 Days
• class: Standard
• type: Fixed
• service: Standard

returns fueltanksysteme:

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

general fueltanksysteme:

• Car Truck Parts Accessories > Air Fuel Delivery > Fuel Tanks Filler Necks
• condition: New

Advance Auto Parts 919-840 Is Similar To:

• Acura 17650-trx-a03 2017-2020 Mdx Advance 3.5l Fuel Filler Neck Hose Tube Pipe (27% similar) Simply provide your vehicle identification number vain, and we'll confirm the fitment. Standard warranty. Items which become externally damaged after item is received by customer, are not covered warranty...(September 26th, 2025)
• Advance Auto Parts 800-852 Dorman Fuel Line Assembly (67.8% similar) dorman 800-852 fuel line assembly: part number: manufacturer. Engineered with a factory-like design for effortless installation, ensuring perfect match your vehicle. Engineered using the latest technology to ensure product lasts longer in service. Manufactured following strict OE standards to work ...(May 9th, 2026)