Get your Cummins QSL, ISL, or ISC8.3 engine back to peak performance with this reliable HX40W turbocharger replacement. Designed to restore optimal power and fuel efficiency, it directly replaces OEM part numbers 2839811 and 4089917, ensuring a precise fit for 2004-2011 Cummins trucks and Valmet 445 FXL feller bunchers.
| Parameter | Details |
|---|---|
| Part Name | Turbo HX40W Turbocharger |
| Turbo Model | HX40W, HX40W-B85J71GL/C76L84FH18UD-W |
| Replacement Part Numbers | 2839811, 3772607, 4033241, 4037513, 4037542, 4038989, 4039030, 4041762, 4041765, 4042341, 4044081, 4044082, 4046101, 4046105, 4089915, 4089917, 4955152, 4955195, 87351239 |
| Compatible Engine Brand | CUMMINS |
| Engine Models | ISC8.3, QSL, ISL |
| Condition | New Aftermarket |
| Warranty | 3–12 months against manufacturing defects |
| Brand | Applicable Models |
|---|---|
| Cummins | 2004-2011 Cummins Truck with QSL Engine |
| Valmet | 2004-2011 Valmet 445 FXL Fellerbuncher with QSL Engine |
Heavy equipment downtime costs thousands daily when turbochargers fail unexpectedly. Many operators face the double frustration of overpriced OEM parts with 2-4 week lead times or risky counterfeit replacements that fail within months. For fleet managers maintaining Cummins QSL, ISL, or ISC8.3 engines, finding a single source for verified turbocharger replacements has been an ongoing challenge—until now.
Our Cummins HX40W turbocharger directly addresses these pain points by combining ISO-certified manufacturing with ready inventory. With 10 years of exporting engineering components and 20+ technical experts verifying each part, we ensure this turbocharger meets OEM specifications for fit and performance. Whether you're repairing a 2004-2011 Cummins truck or Valmet 445 FXL fellerbuncher, this replacement part delivers the reliability needed to get back to work without extended delays.
This HX40W turbocharger excels in the most demanding environments—from construction sites and mining operations to forestry and heavy trucking. In these high-load applications, the turbocharger must withstand extreme temperatures and constant pressure fluctuations while maintaining optimal engine power. A properly functioning turbocharger directly impacts fuel efficiency and machine productivity, making it a critical component for operators who can't afford performance compromises.
Every aspect of this turbocharger is engineered for durability. Precision-machined components ensure exact fitment with Cummins ISL and QSL engines, eliminating installation issues common with generic replacements. The HX40W model features high-temperature resistant materials in the turbine housing to prevent warping under thermal stress. Balanced rotating assemblies reduce vibration and extend bearing life, while advanced sealing technology prevents oil leakage—all critical factors that distinguish reliable turbochargers from failure-prone alternatives.
While low-cost turbochargers may seem appealing upfront, they often result in higher total costs. A counterfeit unit with 1.5x shorter lifespan can cause catastrophic engine damage, requiring complete overhauls that cost 10x the price of a quality replacement. Our turbocharger, backed by ISO-certified manufacturing and pre-shipment performance testing, delivers OEM-equivalent reliability at a fraction of OEM prices—ultimately lowering your total cost of ownership by reducing downtime and replacement frequency.
We source exclusively from ISO-certified factories and implement rigorous incoming material inspections to ensure consistent quality. Every turbocharger undergoes pre-shipment performance testing to verify pressure output and operational efficiency. With a 3–12 month warranty against manufacturing defects, you're protected against unexpected failures. Our 20+ technical team provides part verification within 2 hours, ensuring you get the right component the first time. Strategically located in Guangzhou's industrial hub, our warehouse stocks 10,000+ commonly used parts, enabling 2–5 working day shipping for urgent repairs.
Every day your equipment sits idle eats into profits. Our ready-to-ship HX40W turbocharger can be on its way within 48 hours of order confirmation. To ensure precise compatibility, simply provide your engine model and existing part number—our technical team will verify fitment within 2 hours. First-time clients can request sample testing to confirm performance before full orders.
Q: Is this a genuine OEM turbocharger or aftermarket replacement?
A: This is an OEM-equivalent aftermarket turbocharger produced by ISO-certified factories, meeting the same performance standards as original Cummins components.
Q: How can I confirm this turbocharger fits my specific machine?
A: Provide your engine model (QSL, ISL, or ISC8.3) and existing part number, and our technical team will verify compatibility within 2 hours.
Q: What warranty coverage does this turbocharger include?
A: We offer a 3–12 month warranty against manufacturing defects, with free replacement or refund for covered issues.
Q: What is the minimum order quantity?
A: We accept orders for 1 piece, ideal for emergency repair situations.
Q: How quickly can you ship this turbocharger?
A: In-stock items ship within 2–5 working days via your choice of express, air, or sea freight.
Q: Can I request a sample before placing a bulk order?
A: Yes, first-time clients can request sample testing to verify performance and fitment.
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Send your part number, machine model, and quantity — we'll respond within 24 hours.
WhatsApp: +86 187 2205 7128 | Email: talos@xunpojx.com
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