Cummins Turbochargers

Turbochargers For Cummins Marine & Industrial Engines

Turbochargers play a crucial role in boosting power, improving efficiency, and reducing fuel consumption in Cummins marine and industrial engines. By harnessing exhaust gases that would otherwise be wasted, a turbocharger compresses incoming air, allowing the engine to burn more fuel efficiently and generate more power. At Diesel Pro Power, we specialize in high-quality aftermarket turbochargers and components for a wide range of Cummins engines used across vessels, generators, and industrial equipment.

This guide outlines the full scope of Cummins engines supported by our turbo inventory, explains the types of parts available by engine series, and shows why ordering through Diesel Pro Power is the most efficient and cost-effective solution for operators worldwide.

Why Turbochargers Matter for Cummins Engines

The old expression “running on fumes” is ironically close to how a turbocharger works. It takes those same exhaust gases and recycles them into a force-multiplying mechanism. This is especially useful for marine engines that are often required to operate under high loads for long periods.

A properly functioning turbocharger:

• Improves fuel economy by increasing combustion efficiency

• Enhances engine horsepower without increasing engine displacement

• Reduces soot and carbon buildup through complete combustion

• Supports consistent engine performance across all RPM ranges

Diesel Pro Power supplies turbochargers and essential components that meet or exceed OEM standards, helping operators maintain or restore their engine's factory-level performance.

Diesel Pro Power Advantages

Ordering a turbocharger for your Cummins engine from Diesel Pro Power is fast, easy, and efficient. We are proud to support over 30,000 satisfied customers worldwide, with a consistent track record of shipping within 24 hours.

Key Benefits:

• Engine-Specific Catalogs: Search by engine series, category, or part number.

• High-Quality Aftermarket Turbos: Built for marine and industrial use.

• No Middleman Markups: Factory-direct pricing and direct-to-you delivery.

• World-Class Service: Support online or by phone to ensure correct part selection.

Our team is here to walk you through selecting the right turbo and offer advice on any additional components you may need—gaskets, hoses, or even an overhaul kit.

Turbocharged Cummins Engine Models Covered

Diesel Pro Power offers turbos for the following Cummins engine series. Whether you are replacing a failed unit or converting from naturally aspirated to turbocharged, you can find the right solution in stock.

1. B Series Cummins Engines

The Cummins B Series includes some of the most widely used engines in small to mid-sized marine vessels, auxiliary equipment, and industrial generators.

Supported Turbocharged Models:

Turbocharger & Related Components For Cummins 4BT

• Turbo for Cummins 4BT
• Hump Hose for Cummins 4BT
• Stud for turbo Cummins 4BT
• Intake Manifold Gasket Cummins 4BT
• O-Ring for Aftercooler for Cummins 4BT
• Turbo Oil Drain Gasket for Cummins 4BT
• 762 Hi-Temperature jointing compound for Cummins turbos

• Turbo for Cummins 4BT
• Hump Hose for Cummins 4BT
• Stud for turbo Cummins 4BT
• Intake Manifold Gasket Cummins 4BT
• O-Ring for Aftercooler for Cummins 4BT
• Turbo Oil Drain Gasket for Cummins 4BT
• 762 Hi-Temperature jointing compound for Cummins turbos

• Turbo Mounting Gasket for Cummins 6BT
• Turbocharger for Cummins 6BT and 6BTA Marine engines
• Stud for turbo Cummins 6BT
• Airsep System - Single Turbo for Cummins 6BT
• Exhaust Manifold Outlet Connection Gasket for Cummins 6BT
• Intake Manifold Gasket Cummins 6BT
• O-Ring for Aftercooler for Cummins 6BT
• Turbo Oil Drain Gasket for Cummins 6BT
• 762 Hi-Temperature jointing compound for Cummins turbos
• Hump hose for Cummins 6BT
• Clamp for 3” diameter filters for Cummins 6BT
• Clamp for 4” diameter filters for Cummins 6BT
• Air Filter for Cummins 6BT
• Air cleaner for Cummins 6BT

• Turbo Mounting Gasket for Cummins 6BTA
• Turbocharger for Cummins 6BT and 6BTA Marine engines
• Stud for turbo Cummins 6BTA
• Airsep System - Single Turbo for Cummins 6BTA
• Exhaust Manifold Outlet Connection Gasket for Cummins 6BTA
• Intake Manifold Gasket Cummins 6BTA
• O-Ring for Aftercooler for Cummins 6BTA
• Turbo Oil Drain Gasket for Cummins 6BTA
• 762 Hi-Temperature jointing compound for Cummins turbos
• Hump hose for Cummins 6BTA
• Clamp for 3” diameter filters for Cummins 6BTA
• Clamp for 4” diameter filters for Cummins 6BTA
• Air Filter for Cummins 6BTA
• Air cleaner for Cummins 6BTA

• Turbo for Cummins ISB 4.5L
• Hump Hose for Cummins ISB 4.5L
• Intake Manifold Gasket Cummins ISB 4.5L
• O-Ring for Aftercooler for Cummins ISB 4.5L
• Turbo Oil Drain Gasket for Cummins ISB 4.5L
• 762 Hi-Temperature jointing compound for Cummins turbos

• Hump Hose for Cummins ISB 5.9L
• Intake Manifold Gasket Cummins ISB 5.9L
• O-Ring for Aftercooler for Cummins ISB 5.9L
• Turbo Oil Drain Gasket for Cummins ISB 5.9L
• 762 Hi-Temperature jointing compound for Cummins turbos

• Hump Hose for Cummins ISB 5.9L
• Intake Manifold Gasket Cummins ISB 5.9L
• O-Ring for Aftercooler for Cummins ISB 5.9L
• Turbo Oil Drain Gasket for Cummins ISB 5.9L
• 762 Hi-Temperature jointing compound for Cummins turbos

• Hump Hose for Cummins QSB 4.5
• Intake Manifold Gasket Cummins QSB 4.5
• Clamp for 4” diameter filters for Cummins QSB 4.5
• O-Ring for Aftercooler for Cummins QSB 4.5
• Turbo Oil Drain Gasket for Cummins QSB 4.5
• 762 Hi-Temperature jointing compound for Cummins turbos
• Airsep System - Single Turbo for Cummins QSB 4.5

• Hump Hose for Cummins QSB 5.9
• Intake Manifold Gasket Cummins QSB 5.9
• O-Ring for Aftercooler for Cummins QSB 5.9
• Turbo Oil Drain Gasket for Cummins QSB 5.9
• 762 Hi-Temperature jointing compound for Cummins turbos
• Airsep System - Single Turbo for Cummins QSB 5.9

• Hump Hose for Cummins QSB 6.7
• Intake Manifold Gasket Cummins QSB 6.7
• O-Ring for Aftercooler for Cummins QSB 6.7
• Turbo Oil Drain Gasket for Cummins QSB 6.7
• 762 Hi-Temperature jointing compound for Cummins turbos
• Airsep System - Single Turbo for Cummins QSB 6.7
• Clamp for 4” diameter filters for Cummins QSB 6.7

Available Turbocharger Components:

• Turbocharger (complete or cartridge)

• Mounting gaskets and bolt sets

• Exhaust manifold outlet gaskets

• Aftercooler O-rings

• Jointing compound and sealant

• AIRSEP system upgrades

Hump hoses and marine air cleaners

Turbocharger & Related Components For Cummins 7.0

• Hump Hose for Cummins QSB 7.0
• Intake Manifold Gasket Cummins QSB 7.0
• O-Ring for Aftercooler for Cummins QSB 7.0
• Turbo Oil Drain Gasket for Cummins QSB 7.0
• 762 Hi-Temperature jointing compound for Cummins turbos
• Airsep System - Single Turbo for Cummins QSB 7.0
• Clamp for 4” diameter filters for Cummins QSB 7.0

Note: Even a naturally aspirated engine like the 4B can be converted using Diesel Pro Power’s components and guidance.

2. C Series Cummins Engines

The C Series covers a mid-range set of straight-six engines that benefit from turbocharging in nearly all configurations. These models are often seen in commercial marine use and high-output land-based applications.

Supported Turbocharged Models:

• Hump Hose for Cummins 6CT
• O-Ring for Aftercooler for Cummins 6CT
• 762 Hi-Temperature jointing compound for Cummins turbos
• Clamp for 4” diameter filters for Cummins 6CT
• Hose Plain for Cummins 6C, 6CT & 6CTA engines
• Air cleaner for Cummins 6CT
• Turbo for Cummins 6CT
• Airsep System - Single Turbo for Cummins 6CT
• Turbo Mounting Gasket for Cummins 6CT

• Hump Hose for Cummins 6CTA
• O-Ring for Aftercooler for Cummins 6CTA
• 762 Hi-Temperature jointing compound for Cummins turbos
• Clamp for 4” diameter filters for Cummins 6CTA
• Hose Plain for Cummins 6C, 6CT & 6CTA engines
• Air cleaner for Cummins 6CTA
• Turbo for Cummins 6CTA
• Airsep System - Single Turbo for Cummins 6CTA
• Turbo Mounting Gasket for Cummins 6CTA

• Airsep System - Single Turbo for Cummins ISC
• 762 Hi-Temperature jointing compound for Cummins turbos
• Hump Hose for Cummins ISC
• Air cleaner for Cummins ISC

• Turbo for Cummins QSC
• 762 Hi-Temperature jointing compound for Cummins turbos
• Hump Hose for Cummins QSC
• Air cleaner for Cummins QSC

• – Often equipped with high-pressure fuel systems and enhanced turbochargers

Diesel Pro Parts Catalog Includes:

• Standard and variable geometry turbochargers (VGT)

• Turbo seals and gaskets

• V-band clamps

• Upgraded hardware kits

• Engine-mounted air filtration add-ons

Turbocharged C Series engines are known for their responsiveness and clean emissions, especially when paired with VGT units available in our aftermarket line.

3. K Series Cummins Engines

These high-displacement inline-six powerhouses are commonly used in heavy-duty marine propulsion and high-output industrial settings. With built-in water-cooled exhaust manifolds, they are ready for high-performance turbocharging straight from the factory.

Supported Models:

Turbocharger & Related Components For KTA19, KTA38, KTA50

Turbocharger & Related Components for KTA19

• Turbo Mounting Gasket for Cummins KTA19
• Exhaust Manifold Outlet Connection Gasket for Cummins KTA19

Turbocharger & Related Components for KTA38

• Turbo Mounting Gasket for Cummins KTA38
• Exhaust Manifold Outlet Connection Gasket for Cummins KTA38

Turbocharger & Related Components for KTA50

• Turbo Mounting Gasket for Cummins KTA19
• Exhaust Manifold Outlet Connection Gasket for Cummins KTA19

• Call us for availabillity for these

Available Parts from Diesel Pro Power:

• Complete replacement turbochargers

• Stainless-steel mounting hardware

• Air cleaner systems sized for high-volume applications

• Reinforced exhaust gaskets

• Multi-port aftercooler and O-ring seal kits

Turbo upgrades or replacements on K Series engines can significantly reduce fuel use under heavy load conditions, extending engine life and improving ROI.

4. 855 Series  & N14 Cummins Engines

The NH855 and NT855 series are workhorse engines still found in marine transport, power generation, and mining operations. Their robust design and dependability make them ideal for turbo enhancement.

Diesel Pro Coverage Includes:

Turbochargers & Related Components For Cummins NT855

• Turbo for Cummins NT 855
• 762 Hi-Temperature jointing compound for Cummins turbos
• Hump Hose for Cummins NT 855
• Airsep System - Single Turbo for Cummins NT 855
• Aftercooler Gasket Kit for Cummins NT 855
  
  
• Turbochargers & Related Components For Cummins N14

• Retrofit kits and mounting hardware

• Turbo for Cummins NT14
  
  
• 762 Hi-Temperature jointing compound for Cummins turbos

• Seal and gasket kits

• Custom AIRSEP crankcase ventilation upgrades

• Exhaust riser components

• Turbochargers & Related Components For Cummins NH855
• Hump Hose for Cummins NH 855
• Airsep System - Single Turbo for Cummins NH 855

These engines remain a staple in older fleets, and Diesel Pro Power’s parts help keep them running strong for years to come.

Supporting Turbo Components at Diesel Pro

To support your Cummins turbo installation or upgrade, we stock every essential part that connects or complements the turbo system.

Popular Supporting Components:

• AIRSEP Crankcase Ventilation Systems – Reduces oil mist and improves air quality intake

• Air Cleaners – High-flow marine-grade air filters

• Turbo Gaskets and O-Rings – Prevents exhaust and air leaks

• Mounting Kits – Includes all bolts, washers, and studs

• Marine Paint – For rust protection after installation

These components are built to perform in saltwater and extreme environments, making them ideal for marine use.

Overhaul Kits Available For Cummins Engines

If your engine requires more than a turbo, Diesel Pro Power also offers complete overhaul kits for all turbocharged Cummins engines. Each kit is matched by engine model and includes:

• Pistons and rings

• Liners

• Gaskets and seals

• Bearings

• Turbo-related sealing components

Our customer service team can help you choose the correct kit and ensure compatibility across all subsystems.

Fast, Reliable Shipping & Ordering Process

Diesel Pro Power is built for busy marine professionals, boat owners, fleet managers, and engine shops. That’s why we prioritize:

• Simple online navigation by engine model or part type

• Same-day shipping on most orders placed by 3 PM EST

• International delivery to over 200 countries

• Secure checkout and transparent pricing

We remove the guesswork and delays so you can get your engine back in operation faster.

Dedicated Customer Service

While we offer a top-tier digital experience, our team is always available for one-on-one support. Whether you're:

• Not sure what turbo your Cummins engine uses

• Need help identifying a part by serial number

• Want to confirm fit for a marine vs. industrial setup

Our knowledgeable staff is just a phone call or message away, and we’ll ensure you get the right part the first time.