1. Manifolds & Headers Offered
  2. sku: 11172739549551881
  3. BFO H137IO

BFO H137IO Cast Iron Exhaust Manifold 1500-3500 5.7L

fits model: Ram. year: 2013–2018.

H137io Bfo Cast Iron Exhaust Manifold Assembly For Ram 1500-3500 5.7l 2013-2018 Both Sides

( Brand: Bfo ), ( California Prop 65 Warning: California Prop 65 Warning ), ( Color: Gray ), ( Features: Left Right Exhaust, Heat-resistant ), ( Fitment: For Ram 1500 V8 5.7l 2013-2018, For Ram 2500 V8 5.7l 2014-2018, For Ram 3500 V8 5.7l 2013-2018 ), ( Fitment Type: Direct Replacement ), ( Fuel Type: Gasoline ), ( Items Included: Mounting Hardware ), ( Manufacturer Part Number: H137IO ), ( Manufacturer Warranty: 1 Year ), ( Material: Cast Iron ), ( Mounting Style: Bolt-on ), ( Note: No Instruction Included ), ( Notice: This Is Aftermarket Replcement Part. ), ( Oe/oem Part Number: 53034137ac, 68045559aa, 68045559ab, 68045559ba, 674-685, 674-922, 101478 ), ( Performance Part: Yes ), ( Placement On Vehicle: Front, Left, Right ), ( Substrate Material: Iron ), ( Type: Exhaust Manifold ), ( Universal Fitment: No )

Review BFO Cast Iron Exhaust Manifold Assembly 5.7l Both Sides fits RAM 2013–2018

Introducing the BFO H137IO Cast Iron Exhaust Manifold, a high-performance aftermarket solution designed specifically for the Ram 1500-3500 5.7L engines manufactured between 2013 and 2018. This exhaust manifold is an excellent option for those seeking improved engine efficiency, durability, and power.

Crafted from premium cast iron material, this exhaust manifold is engineered to withstand the rigors of heavy-duty use. Its robust construction not only ensures reliable performance but also adds an aesthetic appeal to your vehicle's engine bay. The cast iron design also facilitates superior heat dissipation, which in turn enhances combustion efficiency and reduces the risk of exhaust gas recirculation.

The BFO H137IO Cast Iron Exhaust Manifold features a 5-bolt flange design, ensuring a secure and leak-free connection to the engine. Each manifold comes with new gaskets and hardware, making installation a straightforward process. Moreover, its precise engineering and manufacturing ensure that it fits perfectly with the factory exhaust system, eliminating the need for extensive modifications.

This exhaust manifold is designed to replace the original OEM exhaust manifold, offering numerous benefits over its stock counterpart. It not only enhances engine performance but also provides better flow dynamics, resulting in smoother power delivery and increased horsepower. This makes it an ideal choice for those looking to boost their Ram's power output and improve its overall driving experience.

In conclusion, the BFO H137IO Cast Iron Exhaust Manifold is an excellent aftermarket upgrade for the Ram 1500-3500 5.7L engines, offering improved performance, durability, and an aesthetic appeal. Its robust cast iron construction, precise engineering, and easy installation process make it a must-have for those seeking to optimize their vehicle's engine efficiency and power output.

Buying a BFO H137IO cast iron exhaust manifold for a Ram 1500-3500 with a 5.7L engine model year 2013-2018 comes with several pros and cons. Below are the key points to consider before making a purchase.

Pros:

1. Enhanced durability: The cast iron material of this manifold is known for its superior strength and longevity, making it a popular choice for heavy-duty trucks like the Ram 1500-3500.

2. Improved performance: Cast iron manifolds can help improve engine performance by providing better heat retention and more efficient exhaust gas flow.

3. Better fitment: This manifold is specifically designed for the Ram 1500-3500 with a 5.7L engine, ensuring a precise fit and reducing the likelihood of exhaust leaks or other issues.

Cons:

1. Weight: Cast iron manifolds are significantly heavier than their aluminum counterparts, which can impact fuel economy and handling, particularly for towing applications.

2. Cost: Cast iron manifolds tend to be more expensive than aluminum manifolds due to their increased material cost and manufacturing complexity.

3. Installation complexity: Installing a cast iron manifold can be more challenging than an aluminum manifold due to its weight and the need for precise fitment to ensure optimal performance.

In conclusion, a BFO H137IO cast iron exhaust manifold for a Ram 1500-3500 with a 5.7L engine offers several advantages, including enhanced durability, improved performance, and better fitment. However, it also comes with some drawbacks, such as increased weight, cost, and installation complexity. Ultimately, the decision to purchase this manifold depends on your specific needs, budget, and preferences. If you prioritize durability, performance, and a precise fit, then a cast iron manifold may be the best choice for you. On the other hand, if you're looking to minimize weight, cost, and installation complexity, then you may want to consider an aluminum manifold instead.

specifications maniheader:

  • for models: Ram
  • for years: 2013-2018
  • brand: Bfo
  • california prop 65 warning: California Prop 65 Warning
  • color: Gray
  • features: Left Right Exhaust, Heat-resistant
  • fitment: For Ram 1500 V8 5.7l 2013-2018, For Ram 2500 V8 5.7l 2014-2018, For Ram 3500 V8 5.7l 2013-2018
  • fitment type: Direct Replacement
  • fuel type: Gasoline
  • items included: Mounting Hardware
  • manufacturer part number: H137IO
  • manufacturer warranty: 1 Year
  • material: Cast Iron
  • mounting style: Bolt-on
  • note: No Instruction Included
  • notice: This Is Aftermarket Replcement Part.
  • oe/oem part number: 53034137ac, 68045559aa, 68045559ab, 68045559ba, 674-685, 674-922, 101478
  • performance part: Yes
  • placement on vehicle: Front, Left, Right
  • substrate material: Iron
  • type: Exhaust Manifold
  • universal fitment: No

offer maniheader:

  • sold: 0
  • started: March 14, 2026
  • availability: In Stock
  • best offers: True
  • options: Ship-to-home

shipping maniheader:

  • type: Fixed
  • carrier: UPS
  • service: UPS Ground
  • class: Standard
  • cost: $0.00
  • transit: 4-7 Days

general maniheader:

  • condition: New
  • Car Truck Parts Accessories > Exhaust Emission Systems > Manifolds Headers

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  • rating: 100.0%
  • # reviews: 867

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for models: ram, for years: 2013-2018, california prop 65 warning: california prop 65 warning, features: left right exhaust, heat-resistant, fitment: for ram 1500 v8 5.7l 2013-2018, for ram 2500 v8 5.7l 2014-2018, for ram 3500 v8 5.7l 2013-2018, fitment type: direct replacement, fuel type: gasoline, items included: mounting hardware, manufacturer warranty: 1 year, mounting style: bolt-on, note: no instruction included, notice: this is aftermarket replcement part., oe/oem part number: 53034137ac, 68045559aa, 68045559ab, 68045559ba, 674-685, 674-922, 101478, performance part: yes, placement on vehicle: front, left, right, substrate material: iron, type: exhaust manifold, universal fitment: no,
category: auto parts > car truck parts accessories > exhaust emission systems > manifolds headers, color: gray, material: cast iron, sku: 11172739549551881,

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