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Caterpillar Stage 2 C15 Loaded Cylinder Head (1835296)

When it’s time to replace a cylinder head in your C15, C15 ACERT, or 3406E, you can put another standard head in service that will work well for your truck – or, you can replace it with a high-performance cylinder head equipped with better components, built to handle the extreme conditions your engine will encounter.

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Caterpillar C15, C15 Acert, 3406E Stage 2 Cylinder Head | HHP Carries Diesel Engine Parts – Call Us Today at 844.447.1453

HHP Has Diesel Engine Parts Catalogs For Caterpillar, Cummins, Detroit, And Navistar Engines!

Continue reading Caterpillar C15, C15 Acert, 3406E Stage 2 Cylinder Head | HHP Carries Diesel Engine Parts – Call Us Today at 844.447.1453

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Caterpillar C15, C15 Acert, 3406E Stage 2 Cylinder Head With Exhaust Inconel Valves | HHP Sells Diesel Engine Parts 844.447.1453

Why Upgrade To A Caterpillar C15 Stage 2 Cylinder Head w/Inconel Valves From HHP!

Continue reading Caterpillar C15, C15 Acert, 3406E Stage 2 Cylinder Head With Exhaust Inconel Valves | HHP Sells Diesel Engine Parts 844.447.1453

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What Does A Cylinder Head Do?

If you’re shopping to replace your cylinder head, we know it can seem a little daunting.

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Caterpillar C15 & 3406E Fuel Injector | Rebuilding An Engine Or Does Your Fuel System Need Service? – Call HHP Today 844.447.1453

Caterpillar C15 / 3406E Fuel Injector Upgrade From HHP!

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Cylinder Head For Caterpillar C15, C15 ACERT, & 3406E (20R2645)

Sometimes, you just have to replace your cylinder head. You might be rebuilding your engine, or completing a repair from a blown head gasket or cracks between your exhaust valves.

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An Overview Of EUI Fuel Injectors

Your fuel injectors are vital to the performance of your diesel engine. And the type of injector the engine has impacts the way it operates, as well as what kind of failures you might encounter.

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Stage 4 Performance Cylinder Head For Caterpillar C15 (1835296)

When you put in the money and effort to upgrade components on your Caterpillar diesel engine, you want to make sure everything can handle the increased performance.

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Programming Fuel Injectors Explained, Caterpillar Fuel Injector Trim Codes, 3406e & C15

Caterpillar Fuel Injector Issues? Learn How to Fix Them

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Forged Steel Piston Crowns for Caterpillar 3406E / C15

At Highway & Heavy Parts, we want to bring you the best information about diesel engines.

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The Beginner’s Guide to Caterpillar Diesel Piston Crown, Caterpillar C15 & 3406E Diesel Engines

Whyt Forged Steel Caterpillar 3406E, C15 Piston Crowns Are The Way To Go!

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Highway and Heavy Parts offers a complete line of Caterpillar 3406E engine parts, from turbochargers and camshafts to complete engine rebuild kits and fuel injectors. Built for longevity and easy serviceability, the 3406E engine is a favorite among both owner-operators and fleet managers. Our parts are engineered for high performance and maximum uptime in demanding trucking and equipment applications.

The Caterpillar 3406E was produced from the mid-1990s to the early 2000s, featuring a 14.6L displacement and horsepower ranging from 375 to 550 HP. Known for its mechanical simplicity and legendary durability, it powered everything from on-highway trucks to agricultural and construction machinery.

What 3406E Parts Are Available?

Our inventory includes rebuilt cylinder heads, camshafts, valve train components, turbochargers, oil pumps, fuel injectors, cylinder head gaskets, and complete 3406E engine rebuild kits. Aftermarket options are available for budget and performance needs.

Which Trucks and Machines Use the 3406E?

This engine powered Peterbilt, Kenworth, International, and Freightliner trucks, as well as Caterpillar equipment like loaders, scrapers, and generators. It’s widely used in heavy-haul, mining, and long-haul operations.

Why Trust HHP for Your 3406E Build?

  • Quality-tested components from reliable brands
  • Fast shipping and technical support
  • Complete kits built for long-term reliability

Keep your 3406E running strong with parts designed to extend engine life and restore original power.

FAQs for the Caterpillar 3406E

  1. Is the 3406E engine still supported with new parts?
    Yes, many aftermarket suppliers—including HHP—stock new and remanufactured parts for the 3406E, including full engine rebuild kits.
  2. What makes the 3406E so reliable?
    The 3406E is praised for its mechanical fuel system, fewer electronics, and durable internal components, making it a favorite among owner-operators.
  3. What are common failure points in the 3406E?
    Over time, camshafts, turbochargers, and fuel injectors may wear out. Regular oil analysis and preventive maintenance help avoid costly failures.
  4. What is the horsepower range for the 3406E?
    Factory ratings ranged from 375 to 550 HP, but many are tuned beyond that in performance builds.
  5. Are rebuild kits available for the 3406E?
    Yes, HHP offers complete inframe and out-of-frame rebuild kits tailored to your engine’s serial number.