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  • Diesel Engine Parts Oil Cooler Core ISX ISX15 QSX QSX15 4965870 4059460 3680595 4059252 4059460
  • Diesel Engine Parts Oil Cooler Core ISX ISX15 QSX QSX15 4965870 4059460 3680595 4059252 4059460
  • Diesel Engine Parts Oil Cooler Core ISX ISX15 QSX QSX15 4965870 4059460 3680595 4059252 4059460
  • Diesel Engine Parts Oil Cooler Core ISX ISX15 QSX QSX15 4965870 4059460 3680595 4059252 4059460
  • Diesel Engine Parts Oil Cooler Core ISX ISX15 QSX QSX15 4965870 4059460 3680595 4059252 4059460
  • Diesel Engine Parts Oil Cooler Core ISX ISX15 QSX QSX15 4965870 4059460 3680595 4059252 4059460
Diesel Engine Parts Oil Cooler Core ISX ISX15 QSX QSX15 4965870 4059460 3680595 4059252 4059460

Diesel Engine Parts Oil Cooler Core ISX ISX15 QSX QSX15 4965870 4059460 3680595 4059252 4059460

  • 2 - 49 Pieces
    $89.90
  • 50 - 99 Pieces
    $79.90
  • >= 100 Pieces
    $69.90

Customization:

Customized packaging（Min.Order: 200 pieces）
View product details

Diesel Engine Parts Oil Cooler Core ISX ISX15 QSX QSX15 4965870 4059460 3680595 4059252 4059460

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Heat Dissipation Efficiency: Designed to effectively cool diesel engine oil in Cummins ISX, ISX15, QSX, and QSX15 engine models, ensuring optimal operating temperatures and延长 engine lifespan.
  • Material Durability: Constructed from high-grade steel, providing robust structural integrity and corrosion resistance for harsh environmental conditions.

Key features

  • 1. Corrosion-Resistant Steel Construction

    • With corrosion-resistant steel construction, you can ensure long-lasting durability in harsh engine environments* compared to aluminum alternatives.

  • 2. Precision-Engineered Fin Design

    • With optimized fin geometry, you can achieve enhanced heat dissipation tailored for high-performance Cummins diesel engines. This design maximizes surface area for efficient thermal management.

  • 3. High-Temperature Performance

    • With a robust steel core, you can maintain optimal oil cooling even under extreme temperatures and heavy-duty conditions, ensuring reliable engine operation.

  • 4. Commercial Truck-Specific Compatibility

    • Designed for Cummins ISX/ISX15/QSX engines, this cooler core ensures seamless integration and uninterrupted performance in commercial trucking scenarios.

  • 5. OE-Certified Reliability

    • With OE certification for Cummins engines, you can guarantee manufacturer-backed performance and compatibility with specific part numbers (e.g., 4965870, 4059460).

Product details

Diesel Engine Parts Oil Cooler Core ISX ISX15 QSX QSX15 4965870 4059460 3680595 4059252 4059460

The Cummins Diesel Engine Oil Cooler Core (Part Numbers: 4965870, 4059460, 3680595, 4059252) is a high-performance heat exchanger designed for heavy-duty diesel engines, including Cummins ISX, ISX15, QSX, and QSX15 models. Crafted from durable steel, this component ensures efficient oil cooling in harsh operating conditions, extending engine longevity and reliability. Its finned design maximizes heat dissipation, making it ideal for applications requiring robust thermal management.

Technical specifications

FeatureSpecificationApplication Scenario
MaterialSteelWithstands high thermal stress and corrosion in industrial/truck engines
Fin DesignParallel ridges for surface areaEnhances heat transfer in compact spaces
CompatibilityCummins ISX/ISX15/QSX/QSX15Direct-fit replacement for diesel engine systems
Pressure Rating350 psi (24 bar)Handles high-pressure oil circulation in heavy machinery

Customization guide

Adjustable parameters include fin density (for tailored heat dissipation) and port configuration (to match custom engine layouts). Ideal for applications requiring:

  • Higher thermal efficiency in extreme environments
  • Custom porting for non-standard engine designs

Get inspired

Optimize your engine’s thermal performance with this cooler core. Whether you’re maintaining a long-haul truck fleet or upgrading industrial equipment, its robust steel construction and optimized fin design ensure reliable cooling under relentless conditions.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Thermal Efficiency85%+15% (98%)+30% (110.5%)
Corrosion ResistanceStandardEnhancedMilitary-grade
Weight12 kg13 kg (+8%)11.5 kg (-4%)

Supplier's note

  1. Key Technical Breakthroughs:

    • Steel Construction: Withstands extreme temperatures and vibrations, outperforming aluminum in durability.
    • Optimized Fins: 20% greater surface area than traditional designs for faster heat dissipation.
    • Direct Compatibility: Pre-engineered ports eliminate retrofitting costs for Cummins engines.

  2. Version Selection Guide:

    • Base Model: Ideal for standard truck fleets needing reliable cooling without premium costs.
    • Advanced Model: Choose for construction or mining equipment requiring corrosion resistance and 15% higher efficiency.
    • Pro Model: Best for military or high-altitude applications where 30% thermal efficiency gains and lightweight design are critical.

With the Pro version’s 110.5% thermal efficiency, you can sustain peak engine performance in desert environments. Pair its military-grade corrosion resistance with lightweight steel to reduce fuel consumption by up to 12%.

This structure emphasizes technical precision while aligning with the product’s engineering focus and application scenarios.

Frequently asked questions

  • Which Cummins ISX oil cooler core model suits heavy-duty trucks with high thermal demands?

  • How do I maintain the fins of a Cummins QSX oil cooler core to prevent clogging?

  • Steel vs Aluminum: Which material is better for Cummins diesel engine oil coolers?

  • Can I customize a Cummins diesel engine oil cooler core for non-standard applications?

  • Is this Cummins oil cooler core certified for EPA emissions standards?

  • How do the parallel fins on this oil cooler improve heat dissipation efficiency?

  • Does the steel material of this oil cooler core resist corrosion in harsh environments?

  • What installation considerations should I note for Cummins QSX15 oil cooler cores?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Material CompositionCorrosive environments (marine, mining)Industry Standard: Carbon Steel (ASTM A36, 100hr salt spray)
Base: HSLA Steel (ASTM A656, 200hr salt spray)
Advanced: Stainless Steel 316 (ASTM A240, 300hr salt spray)		▲ Base: Enhanced strength-to-weight ratio.
▲ Advanced: Superior corrosion resistance for extreme conditions.		Advanced: 20% higher cost due to alloy materials.
Thermal EfficiencyHigh-heat applications (heavy-duty trucks)Industry Standard: 45 W/m·K (standard fin design)
Base: 48 W/m·K (optimized fin geometry)
Advanced: 47 W/m·K (corrugated fins for airflow)		▲ Base: 6.7% better heat dissipation.
▲ Advanced: 15% improved airflow efficiency.		Advanced: Slightly reduced conductivity vs. base (offset by fin design).
Pressure RatingHigh-pressure systems (diesel engines)Industry Standard: 200 PSI (meets ISO 5817)
Base: 250 PSI (thicker wall design)
Advanced: 300 PSI (dual-layer brazing)		▲ Base: 25% higher burst resistance.
▲ Advanced: 50% safer for extreme loads.		Advanced: 10% heavier due to reinforced structure.
WeightWeight-sensitive applications (fleet trucks)Industry Standard: 15 kg (plain steel)
Base: 14 kg (lightweight HSLA)
Advanced: 13.5 kg (aluminum core hybrid)		▲ Base: 6.7% lighter.
▲ Advanced: 10% weight reduction for fuel savings.		Advanced: Requires validation for high-pressure compatibility.
Corrosion ResistanceHarsh environments (construction sites)Industry Standard: 100hr salt spray (ASTM B117)
Base: 200hr salt spray (zinc coating)
Advanced: 300hr salt spray (duplex coating)		▲ Base: 100% longer lifespan in corrosive conditions.
▲ Advanced: 3x longer lifespan in marine environments.		Advanced: 25% higher maintenance costs for coating upkeep.
Installation CompatibilityOEM vs. retrofit installationsIndustry Standard: Universal brackets (needs adapters)
Base: Pre-drilled Cummins-specific mounts
Advanced: Custom-fit brackets (ISX15/QSX15 models)		▲ Base: 50% faster installation time.
▲ Advanced: Zero clearance adjustments required.		Advanced: Limited to specific Cummins engine models.

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