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1005693 | Caterpillar 3406E/C15 Exhaust Manifold Kit, New

Pricing: $296.61

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Are you willing to leave MPG on the table?

The Exhaust Manifold never gets the credit it deserves? that is, until it forms a crack. While it doesn't look like the Exhaust Manifold is an integral part of your engine, that leaking exhaust gas is just horsepower, torque, and ultimately, fuel efficiency vanishing into thin air.

Whether you are seeking a replacement Exhaust Manifold, increased fuel efficiency, or are looking for a extra ’kick’ on the highway with a Performance Exhaust Manifold, Highway and Heavy Parts has you covered. And, while some equate aftermarket parts with the term, ’subpar’, HHP is here to set the record straight. HHP only offers premium Exhaust Manifolds with a industry leading 1-Year Warranty, all with savings up to 50% off OEM prices. How’s that for an aftermarket part?

Looking for proof? Let’s talk Exhaust Manifolds.

  • Our Exhaust Manifold Kit is built to OEM specifications giving you proper fit and function. You'll also save up to 50% off OEM prices by shopping with HHP!
  • Worried about quality? You'll receive equal or better quality compared to the OE at a much lower cost.
  • Keep your rig's engine pristine and leak free with a brand new exhaust manifold kit.
  • Give your engine long lasting engine performance with this kit! It includes two end sections and one center section and is made of durable, high quality cast iron or ductile iron.
  • Rest assured that our 3406E/C15 Caterpillar Exhaust Manifold Kit is manufactured properly and to the highest of standards to ensure excellent quality and consistency.
  • We have ASE certified techs on staff to answer all of your technical questions. You'll be back up and running in no time!


  • (1) Exhaust Manifold Kit 
    • (2) End Sections
    • (1) Center Section


1-Year Warranty

OEM Applications

  • 3406EEM
  • 1469445
  • 5449
  • 100-5693
  • CAT1469445
  • 1005693
  • 146-9445

Technical Data

Fits Caterpillar 3406E/ C15 (Early)
Includes 2 End Sections and 1 Center Section

3406E Engine Specifications:
Year: 1993-2005
Liter: 14.6
CID: 893
Cylinders: L 6
Bore/Stroke: 5.400-5.402", 6.500"
Compression Ratio: 14.5:1
Firing Order:1-5-3-6-2-4
Comments: Diesel 3406E Truck, OHC, 24 Valve, 5DS-1LW

Tune-Up Specifications:
Intake Valve Lash: .012"-.018"
Exhaust Valve Lash: .027-.033"

C15 Engine Specifications:
Year: 1999-2007
Liter: 15.2
CID: 928
Cylinders: L 6
Bore/Stroke: 5.4000-5.4020", 6.7320"
Compression Ratio: -
Firing Order: 1-5-3-6-2-4
Comments: Diesel SOHC Electronic, Similar to 3406E, Non-Acert

Tune-Up Specifications:
Intake Valve Lash: .015"
Exhaust Valve Lash: .030"


Shipping Information

  • Item Requires Shipping
  • 30.0 lbs.
  • W12.0000” x H4.0000” x L16.0000”

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