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2014 International Prostar LF627 Overview, Reviews, Ratings & Specs

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Jovan | October 8, 2025
The 2014 International Prostar LF627 is a Class 8 commercial truck known for its aerodynamic design and driver-centric features. Introduced in the early 2010s, the Prostar line has been a staple in long-haul trucking. The LF627 typically represents a fuel-efficient configuration. Pricing for a used 2014 model can range significantly based on mileage and condition, but generally falls between $30,000 and $60,000. Its popularity stems from a blend of driver comfort, advanced technology for its time, and International's reputation for robust engineering.
The Good

The 2014 Prostar LF627 offers impressive fuel efficiency and a quiet, comfortable cabin that reduces driver fatigue. Its advanced aerodynamics and reliable powertrain contribute to lower operating costs, appealing to practical fleet managers. Emotionally, drivers appreciate the enhanced visibility and modern amenities, making long hauls more manageable and enjoyable.

The Bad

Potential buyers of the 2014 International Prostar LF627 should be aware of possible issues with its emissions control systems, particularly the DPF and SCR. Electrical gremlins and premature wear on certain interior components have also been reported. Thorough pre-purchase inspections are highly recommended.

2014 International Prostar LF627: Quick Overview

  • Engine Options: The 2014 International Prostar LF627 was primarily offered with the International® MaxxForce 13 engine. Other potential options included Cummins ISX15 engines depending on specific configurations and customer orders.
  • Horsepower: Horsepower ratings for the MaxxForce 13 typically ranged from 370 to 475 horsepower. Cummins ISX15 engines could offer higher outputs, often between 400 and 600 horsepower.
  • Fuel Economy: Specific MPG figures for heavy-duty trucks like the Prostar LF627 are not typically published in the same way as passenger vehicles. However, the LF627 model designation implies a focus on fuel efficiency, leveraging its aerodynamic design and efficient powertrain options. Owners report figures that can vary widely but often fall in the 5.5 to 7.5 MPG range under optimal highway conditions, heavily influenced by load, terrain, and driving style.
  • 0-60 Times: 0-60 mph acceleration times are not a standard metric for Class 8 trucks, as their performance is measured by hauling capacity and sustained speed under load.
  • Towing Capacity: As a Class 8 truck, the Prostar LF627 is designed for heavy-duty towing and hauling. Its Gross Combination Weight Rating (GCWR) can exceed 80,000 pounds, depending on the specific axle configurations, chassis, and trailer setup. It is capable of towing large semi-trailers for long-haul freight.
  • Trim-Level Features: While not offered in traditional passenger car trims, the Prostar LF627 had various cab configurations (e.g., day cab, 73-inch ProSleeper cab) and option packages focused on driver comfort and productivity. These could include advanced climate control, premium seating, enhanced infotainment systems (for its time), navigation, and various safety and visibility enhancements. Individual fleet orders could customize features extensively.

2014 International Prostar LF627 Specifications

Vehicle Information
Year 2014
Make International
Model Prostar
Trim -
Style -
Type Truck
Category Heavy Truck
Manufacturing Details
Made In Mexico
Manufacturing City SPRINGFIELD
Dimensions
Doors -
Curb Weight -
Gross Vehicle Weight Rating 33001 pounds
Overall Height -
Overall Length -
Overall Width -
Wheelbase Length -
Standard Seating -
Engine & Performance
Engine 15.0-L L-6 Diesel
Engine Size 15L
Engine Cylinders 6
Transmission -
Transmission Type -
Transmission Speeds -
Drivetrain 6x4
Additional Features
Anti-Brake System -
Steering Type -
Pricing
Manufacturer Suggested Retail Price (MSRP) -
Invoice Price -
Delivery Charges -

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What Problems Does the 2014 International Prostar LF627 Have?

The 2014 International Prostar LF627, like many complex heavy-duty vehicles, has had its share of reported issues and concerns over the years. One of the most commonly discussed areas relates to the emissions control systems, particularly the Diesel Particulate Filter (DPF) and Selective Catalytic Reduction (SCR) systems. Owners have reported instances of DPF regeneration failures, clogged filters, and issues with the DEF (Diesel Exhaust Fluid) system, which can lead to reduced power and costly repairs. These problems were not confined to the 2014 model year but were part of a broader trend affecting many trucks from this era equipped with these technologies.
Another area of concern for some owners has been the electrical system. Intermittent electrical gremlins, dashboard warning lights, and sensor failures have been noted, which can be challenging to diagnose and fix. Some drivers have also reported premature wear on interior components, such as seat upholstery and trim pieces, particularly in high-mileage trucks.
While specific widespread recalls directly impacting the 2014 LF627 model year extensively are not always readily available without specific VIN checks, it is crucial for potential buyers to research any outstanding recalls for the particular vehicle they are considering. For long-term reliability, the maintenance history is paramount. Trucks that have been meticulously maintained, with regular oil changes, filter replacements, and adherence to manufacturer service intervals, tend to perform better. Conversely, trucks that have been neglected or subjected to harsh operating conditions without proper care are more prone to developing significant problems. The International MaxxForce engines, while powerful, have had varying reputations, and some experienced mechanics advise caution and thorough inspection before purchase.

How long will the 2014 International Prostar LF627 last?

The 2014 International Prostar LF627 is built for longevity, and with proper maintenance, these trucks can easily surpass 750,000 to over 1 million miles. Owner data and common industry experience suggest that a well-maintained Prostar LF627 can serve for 10-15 years or more. Long-term durability is generally strong, especially in the chassis and drivetrain components, provided regular fluid changes and inspections are performed. However, weaknesses that can emerge over time include the aforementioned emissions control systems (DPF, SCR), which can become maintenance-intensive. Electrical components and certain interior wear items may also require attention as the vehicle ages and accumulates significant mileage. Regular preventative maintenance is the key differentiator for achieving maximum lifespan.

What Technology & Safety Features are Included?

The 2014 International Prostar LF627 was equipped with technology aimed at improving driver efficiency, comfort, and safety for its era. Standard tech features often included a telematics system for fleet management, allowing for tracking of vehicle performance and diagnostics. For entertainment, it typically came with a basic AM/FM radio and CD player, with options for upgraded sound systems and Bluetooth connectivity in higher-spec models or as aftermarket additions. While advanced driver-assistance systems (ADAS) were not as prevalent as in today's vehicles, options could have included features like lane departure warning and adaptive cruise control, depending on the package selected and the specific order.
Safety features included robust construction designed to meet stringent federal standards for heavy trucks. Standard safety equipment would have encompassed anti-lock braking systems (ABS), airbags for the driver and passenger, and powerful braking systems. Visibility was a strong point of the Prostar design, with large windshields and well-placed mirrors.
Optional features could significantly enhance the driver experience and safety. These might have included advanced navigation systems, premium interior packages with improved seating and sleeping accommodations (for sleeper cabs), auxiliary power units (APUs) for climate control when parked, and enhanced lighting packages.
Regarding crash-test ratings, formal crash test data for commercial heavy-duty trucks like the International Prostar LF627 is not typically provided by organizations like the NHTSA or IIHS in the same way it is for passenger vehicles. However, these trucks are designed and built to withstand demanding conditions and meet rigorous safety regulations for commercial use, prioritizing structural integrity and driver protection in a vocational environment.

What Colors Options are Available?

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2014 International Prostar LF627 Prices and Market Value

When new, a 2014 International Prostar LF627 would have had a base price that could start around $100,000 and could easily exceed $150,000 depending on the specifications, engine choice, and optional equipment. The used market for a 2014 model varies considerably. Current prices can range from approximately $30,000 for high-mileage day cabs with significant wear to over $60,000 for well-maintained sleeper configurations with lower mileage and desirable features. Depreciation for heavy-duty trucks is generally steep in the initial years, but the rate slows down considerably after about 5-7 years. Factors affecting resale value include overall mileage, maintenance history, engine and transmission condition, tire wear, interior condition, and the presence of desirable options like sleeper cabs or specialized equipment. Trucks with proven reliability and lower maintenance cost reputations tend to hold their value better.

2014 International Prostar LF627 Cost of Ownership

Owning a 2014 International Prostar LF627 involves significant costs. Insurance premiums for heavy-duty trucks are substantial and depend on usage, driver history, and coverage. Fuel costs are a major expenditure, with consumption heavily reliant on load, route, and driving habits, though the LF627 is designed for efficiency. Maintenance costs can be high, including regular oil changes, filter replacements, and tire wear. Repair costs, especially for engine and emissions system issues, can be very expensive. While the LF627 aims for fuel economy, the overall ownership experience for this class of vehicle is costly, requiring a substantial budget for operational expenses and potential repairs.

2014 International Prostar LF627 Fuel Efficiency

Fuel Type Diesel
Fuel Capacity -
City Mileage -
Highway Mileage -

2014 International Prostar LF627 Warranty

Basic
Original warranty 0 months / No data
Estimated remaining Expired
Powertrain
Original warranty 0 months / No data
Estimated remaining Expired
Rust
Original warranty 0 months / No data
Estimated remaining Expired

2014 International Prostar LF627 Insurance

Insurance for a 2014 International Prostar LF627 is moderately priced, reflecting its status as a Truck with strong safety ratings and
reasonable repair costs.

How Does the 2014 International Prostar LF627 Compare to Other Truck?

The 2014 International Prostar LF627 competes in the highly contested Class 8 vocational and over-the-road truck market. Its primary rivals include models like the Freightliner Cascadia, Kenworth T680, Peterbilt 579, and Volvo VNL.
Performance: In terms of performance, the Prostar LF627, particularly with the MaxxForce 13 or a comparable Cummins ISX, offers competitive power and torque suitable for long-haul applications. However, some reports suggest that certain International engine implementations may not always match the refined performance or fuel efficiency of some competitor powertrains, particularly in earlier iterations.
Features: International has historically focused on driver comfort and ergonomics in the Prostar line, and the 2014 model was no exception. It offers a spacious and modern cabin for its time, with good visibility. Competitors like the Freightliner Cascadia and Volvo VNL are also renowned for their advanced driver environments and technology integration. Kenworth and Peterbilt often lead in perceived build quality and driver-focused amenities.
Reliability: Reliability is a mixed bag for the 2014 Prostar LF627. While the chassis and basic structure are generally robust, the International MaxxForce engines and associated emissions systems have faced more scrutiny than some competitors' powertrains. Fleets and owner-operators often cite specific engine variants or emissions components as potential weak points. Competitors like Volvo and Cummins (often found in Kenworth and Peterbilt) generally have a stronger reputation for long-term powertrain reliability and lower maintenance costs.
Price: When new, the Prostar LF627 was positioned competitively, often offering a slightly lower entry price compared to some premium brands like Kenworth or Peterbilt, especially for fleet orders. Used, the 2014 Prostar LF627 can represent a good value proposition if thoroughly inspected, but its resale value might trail some of its more consistently reliable competitors.
Alternatives: For buyers prioritizing proven powertrain reliability and potentially lower long-term repair costs, a 2014 Freightliner Cascadia or a Volvo VNL equipped with a Cummins ISX or Volvo D13 engine would be strong similar alternatives. If budget is a primary concern and the specific Prostar LF627 inspected is in excellent condition with a solid maintenance history, it can still be a viable option, but diligence is key.

Final Verdict: Is the 2014 International Prostar LF627 a Good Truck?

The 2014 International Prostar LF627 is ideal for owner-operators or small to medium-sized fleets seeking a capable and reasonably comfortable Class 8 truck at a potentially attractive price point on the used market. It is worth buying if a thorough pre-purchase inspection by a trusted mechanic reveals the vehicle is in excellent mechanical condition, with particular attention paid to the engine and emissions systems. It's most appealing as a used vehicle, as new models are no longer produced and the initial depreciation has already occurred. Specific trims with well-maintained sleeper cabs could be a good option for long-haul drivers. Buyers should be prepared for potentially higher maintenance and repair costs compared to some rivals, especially if issues arise with the emissions control equipment. It's less suitable for those prioritizing absolute minimal maintenance risk or the latest technological features.

2014 International Prostar LF627 Owner Reviews

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Jovan

Jovan specializes in interpreting vehicle records and making sense of VIN data. With over 10 years of experience in the automotive data industry, his work ensures that every report is clear, accurate, and useful for car buyers.