The OEM Cummins 4046498 Turbocharger (Holset HX40W) from Volgen Power is a premium replacement part for Cummins 6L ISL and QSL engines (330–350 hp), widely used in heavy-duty trucks, buses, and industrial equipment.
Built to Cummins OEM standards, it features a pneumatic wastegate actuator for precise boost control—improving power, fuel efficiency, and durability.
Compatible with vehicles such as Freightliner, Kenworth, and Peterbilt, it is ideal for long-haul, construction, and industrial applications.

Key Features

• Superior Performance Boost – Compresses intake air to increase engine output, enhancing acceleration and pulling power.

• High-Quality Construction – Steel housing with precision-engineered compressor & turbine wheels for heat resistance and durability.

• OEM Quality Assurance – Manufactured by Holset (Cummins OEM supplier) for exact fit and reliable performance.

• Pneumatic Wastegate Actuator – Optimizes boost pressure, improving fuel economy and lowering emissions (Euro 3/4 compliance).

• Wide Compatibility – Fits Cummins ISL, QSL, and select 6CTAA 8.3L engines.

Technical Specifications

Application Scenarios

Long-Haul Trucking – Improves fuel economy and torque for Freightliner & Kenworth highway fleets.

Bus & Coach Operations – Ensures reliable, smooth performance for passenger transport.

Industrial & Construction – Withstands heavy-duty use in loaders, excavators, and off-road machinery.

Why Choose Volgen Power?

• Trusted OEM Supplier – Meets or exceeds Cummins standards.

• Global Logistics – Fast worldwide delivery.

• Expert Support – Compatibility verification by specialists.

• Competitive Pricing – OEM quality at aftermarket cost.

Compatibility Verification

Before ordering, confirm with your VIN or engine serial number to ensure a perfect fit.

Installation Tips

Preparation – Clean intake & exhaust system, replace gaskets.

Alignment – Mount precisely to avoid boost leaks.

Torque Specs – Follow Cummins manual recommendations.

Post-Install – Check boost pressure & actuator function.

Ordering Information

• Website: www.volgenpower.com

• Email: [email protected]

• 24/7 Support: +86 18827435225

• Delivery: In-stock ships in 5–7 days; others 20–40 days.

• Returns: 30-day return policy for quality issues.

• Bulk Orders: Wholesale pricing for fleets/distributors.

FAQs.

Q1: Is this a genuine Cummins turbo?
A1: Yes, it’s an OEM Holset HX40W, built to Cummins specifications.

Q2: Works for both ISL and QSL?
A2: Yes, fits ISL/QSL 6L and select 6CTAA 8.3L engines.

Q3: New vs. remanufactured?
A3: New = 12-month warranty; Remanufactured = 6-month warranty.

Q4: Why is the pneumatic wastegate important?
A4: It controls boost pressure, improving performance, fuel economy, and emissions.