2645357 Prostar Headlight Left Oh

( Brand: International ), ( Manufacturer Part Number: 2645357 ), ( Type: Headlamp Assembly ), ( Condition: Used A ), ( Year: 2009 ), ( Side: Left ), ( Style: Composite ), ( Bulb: Projector ), ( Signal: Included )

Review INTERNATIONAL Prostar Headlight Left Oh fits 2008–2018

The **2008-2018 International ProStar (Model #2645357) Left Side Headlight Assembly** is a high-performance, factory-replacement lighting solution designed to restore clarity, safety, and visibility for your commercial or heavy-duty truck. Engineered to meet or exceed OEM specifications, this headlight unit features a robust, durable construction with precision-molded polycarbonate lenses that resist yellowing, cracking, and UV degradation over time, ensuring long-lasting performance even in harsh environmental conditions. The assembly incorporates a **sealed-beam or projector-style housing**, depending on the specific model year, with an integrated **halogen or LED bulb socket** (compatible with standard 9007, 9005, or 9006 bulbs, depending on configuration), providing a bright, focused beam pattern that enhances nighttime driving and improves reaction time in low-light scenarios. For models equipped with **adjustable mounts**, the headlight can be fine-tuned to eliminate glare for oncoming traffic while maximizing illumination of the road ahead, a critical feature for long-haul drivers navigating rural highways or poorly lit areas. The mounting bracket is constructed from heavy-duty steel or reinforced plastic, ensuring a secure and vibration-resistant fit that withstands the rigors of daily operation, including exposure to road debris, temperature fluctuations, and the constant motion of a moving vehicle. Whether replacing a damaged unit after an accident, upgrading after years of wear, or restoring the original factory appearance after a custom paint job, this headlight assembly delivers a seamless, professional-grade finish with minimal effort. Backed by compatibility with a wide range of International ProStar models from 2008 to 2018, it serves as an ideal choice for fleet managers, independent mechanics, and DIY enthusiasts seeking reliability without compromising on quality or performance.

### **Pros and Cons of Buying Part Number 2645357 for a 2009 International ProStar (2008 2018 Headlight Left OH)**

1. **Direct Fitment** This part is specifically designed for the 2008 2018 International ProStar, ensuring compatibility without modifications. It replaces the original headlight outer housing, which may have been damaged or worn out.

2. **Improved Durability** If the original headlight assembly was cracked, fogged, or degraded due to age or exposure to elements, this replacement part should restore structural integrity and clarity, preventing further deterioration.

3. **Cost-Effective Repair** Replacing just the outer housing (OH) is often cheaper than buying a full headlight assembly, especially if the internal components (bulbs, wiring, or lenses) are still functional.

4. **Better Visibility** A clear, undamaged outer housing ensures proper light distribution, improving nighttime visibility for the driver and reducing glare for oncoming traffic.

5. **Aesthetic Restoration** If the headlight was cracked or discolored, replacing it restores the truck s appearance, which may be important for resale value or personal preference.

6. **Easy Installation** Many aftermarket and OEM parts for this model are designed for straightforward replacement, requiring only basic tools and minimal disassembly.

7. **Warranty Coverage** If purchased from a reputable supplier (e.g., OEM dealer, authorized distributor, or trusted aftermarket brand), the part may come with a warranty, providing peace of mind against defects.

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1. **Potential Counterfeit Parts** If buying from an untrusted seller (e.g., eBay, random online marketplaces, or no-name brands), there s a risk of receiving a low-quality, mismatched, or counterfeit part that doesn t fit properly or lasts long.

2. **Hidden Damage** If the headlight assembly has internal issues (e.g., corroded wiring, failed bulbs, or a cracked lens behind the outer housing), replacing just the outer part won t fix those problems. A full inspection may be needed.

3. **Limited Customization** Unlike aftermarket headlight kits, this part is a direct replacement and doesn t offer upgrades like brighter LEDs, fog-resistant coatings, or modern styling.

4. **Installation Challenges** Some users report that the headlight housing can be tricky to remove due to rusted fasteners or tight tolerances. If not properly aligned, it may not seal correctly, leading to water ingress.

5. **Quality Variability** Aftermarket parts may vary in quality. Some may be thin, brittle, or prone to yellowing over time, whereas OEM parts are typically more durable but often more expensive.

6. **Bulb Replacement Needed** Even with a new outer housing, the internal bulbs (high-beam, low-beam, turn signals) may need replacement, adding to the cost if they re burned out or inefficient.

7. **Limited Availability** Depending on the supplier, stock may be inconsistent, leading to delays in receiving the part, especially for older model years.

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Buying part number **2645357 for your 2009 International ProStar headlight outer housing** is a practical solution if your goal is to **restore functionality and appearance at a lower cost than a full assembly replacement**. It s ideal for drivers who want a **direct fit, durable fix** without major modifications. However, it s crucial to **verify the part s authenticity, check for internal issues, and ensure proper installation** to avoid future problems.

If the headlight assembly has **structural cracks, water damage, or electrical faults**, a full replacement or professional inspection may be necessary. Additionally, if you re concerned about **long-term clarity or durability**, consider a **high-quality aftermarket alternative** (e.g., from brands like **Hella, Bosch, or Authentic Auto Parts**) rather than a no-name generic part.

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1. **Purchase from a Trusted Source** Buy from an **OEM dealer, authorized distributor, or a well-reviewed aftermarket supplier** (e.g., RockAuto, PartsGeek, or a local truck parts store) to avoid counterfeit or low-quality parts.

2. **Inspect the Existing Assembly** Before buying, check if the **bulbs, wiring, and lens** are in good condition. If not, budget for replacements to ensure a complete fix.

3. **Compare Prices** While OEM parts are reliable, aftermarket options (e.g., **Hella 2645357 equivalent**) can be equally good at a lower cost. Compare reviews and warranties.

4. **Prepare for Installation** Have **basic tools (screwdrivers, pliers, possibly a heat gun for stubborn fasteners)** and **clearance** to work on the headlight assembly. If unsure, consult a mechanic.

5. **Consider a Full Headlight Kit** If your budget allows and the assembly is severely damaged, a **complete headlight unit** (e.g., **Hella or Bosch**) may be worth it for long-term reliability.

6. **Test After Installation** After replacing the outer housing, **test all functions (high/low beams, turn signals)** to ensure proper operation and no water leaks.

By following these steps, you ll maximize the **benefits of this replacement** while minimizing potential drawbacks.

Details:

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specifications tusilap:

• for years: 2008-2018
• brand: International
• mpn: 2645357
• type: Headlamp Assembly
• condition: Used A
• year: 2009
• side: Left
• style: Composite
• bulb: Projector
• signal: Included

shipping tusilap:

• cost: $0.00
• service: UPS Ground
• carrier: UPS
• transit: 2-4 Days
• class: Standard
• type: Fixed

payments tusilap:

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

offer tusilap:

• sold: 0
• options: Ship-to-home
• availability: In Stock
• started: May 19, 2026
• quantity: 1

seller tusilap:

• # reviews: 3353
• city: Toledo, OH
• rating: 98.4%

returns tusilap:

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

general tusilap:

• Commercial Truck Parts > Lighting > Headlights
• condition: Used

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