6395595H TURBOCHARGER FOR ISB EPA-17 FREIGHTLINER TRUCK [English]
Orders without stock ship approximately 60 days after ordering. Estimated ship date if ordered today: .
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LeadTurbo is at the forefront of turbocharger innovation, delivering exhaust gas turbocharging solutions engineered for maximum performance and durability. Our systems harness otherwise-wasted exhaust energy to dramatically boost engine power and efficiency — combining advanced aerodynamics, high-grade materials, and intelligent controls across three key pillars: Structural Composition, Thermodynamics & Performance, and Control Strategies.
LeadTurbo turbochargers are built on a foundation of robust architecture and precision engineering. Key features include:
- Advanced Wheel Materials: Compressor wheels from high-strength aluminum alloys (optional titanium or stainless-steel); turbine wheels from nickel-based superalloys for extreme heat resistance.
- Precision Bearing Assembly: Thrust bearing plus two fully-floating journal bearings — precise radial/axial shaft control, minimal friction, faster spool-up, extended service life.
- High-Strength Housings: Turbine housings cast from premium heat-resistant alloys. Center housing integrates oil and coolant passages for efficient thermal management.
- High-Precision Rotor Assembly: Each rotor dynamically balanced to aerospace tolerances — minimal noise even exceeding 150,000 rpm.
Through these structural innovations, LeadTurbo turbochargers deliver industry-leading durability and consistency.
Our turbochargers extract exhaust energy to compress intake air, significantly increasing engine torque and power. Performance directly influences fuel economy, power, and emissions:
- Optimized Compressor Aerodynamics: Advanced impeller blade profiles via CFD achieve high pressure ratios with minimal flow losses.
- Efficient Turbine Stage: Dual-entry turbines and electronic variable-geometry guides maintain optimal back-pressure across varying speeds.
- Variable-Geometry Technology: VGT turbos eliminate throttling losses of fixed-geometry systems, enabling higher air–fuel ratios and low-rpm torque.
- Rapid Dynamic Response: Low-inertia components and tight bearing clearances minimize lag — boost builds quickly as throttle opens.
These enhancements translate to higher horsepower, improved fuel efficiency, and cleaner combustion under diverse conditions.
- Precision Wastegate Actuation: High-speed pneumatic or electronic actuators, coordinated by the ECU, modulate exhaust bypass flow for consistent, chatter-free boost control.
- Electronically-Controlled Vanes (VGT): Fast-response actuators adjust vane angles in real time — maximizing low-end torque without sacrificing high-end efficiency.
- Blow-Off Valves & Surge Protection: Optional high-flow BOVs vent excess pressure on sudden throttle closure, preventing compressor surge.
- ECU Integration & Closed-Loop Control: Detailed calibration maps and sensor feedback enable closed-loop boost control within design limits.
Each unit is flow-bench-tested before delivery, ensuring reliable, consistent performance without compromise.
LeadTurbo turbocharging solutions are engineered for innovation, reliability, and excellence — combining premium materials, advanced design, and rigorous testing to deliver unmatched performance, efficiency, and durability.
Freightliner and other product, brand and model names are the property of their respective owners and are used for reference and application-lookup only. LeadTurbo is not affiliated with or endorsed by Freightliner.
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Frequently Asked Questions
What types of turbocharger spare parts do you offer? Warranty, shipping, quality and more.
Complete Turbo Units
Complete turbo units designed for rigorous heavy-duty use where OEM units may fall short.
CHRA / Core Assemblies
Brand-new compatible CHRA cores — like-new performance at a fraction of replacement cost.
Turbine Wheels & Shafts
Precision-balanced turbine shafts engineered from inside out for superior durability.
Turbine Housings
Silicon-molybdenum (Si-Mo) nodular cast iron — engineered for extreme heat resistance.
Compressor Housings
OEM-matched geometry and surface finish — advanced casting and machining for perfect fitment.
Bearing Housings
Rock-solid platform engineered for high-output rebuilds — the foundation for performance.
Compressor Wheels
Aluminum, stainless steel, or titanium alloys — precision machined for superior responsiveness.
