1. Manifolds & Headers Offered
  2. sku: 11270886069512782
  3. MAXPEEDINGRODS HN8CD5

MAXPEEDINGRODS HN8CD5 Left Right Exhaust Manifold Kit 5.4L

fits model: F-150, Expedition. make: Ford. year: 2004–2010.

Hn8cd5 Maxpeedingrods Left And Right Exhaust Manifold Kit For Ford Expedition F-150 Truck 5.4l 2004-2010

( Brand: Maxpeedingrods ), ( California Prop 65 Warning: California Prop 65 Warning ), ( Cylinder Head Type: Oval Port Standard ), ( Features: Heat-resistant, Left Right Exhaust ), ( Fitment Type: Direct Replacement ), ( Fuel Type: Gasoline ), ( Items Included: Gasket, Mounting Hardware ), ( Manufacturer Part Number: HN8CD5 ), ( 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: 674-695, 674695, 3l3z9431ca, 7l1z9431a, 674-694, 674694, 3l3z-9430-da, 7c3z-9430-a, 3l3e-9430-da, 7c3e-9430-da, 3l3z9430da, 7c3z9430a, 3l3e9430da, 7c3e9430da ), ( Oxygen Sensor Location: Pre Catalyst ), ( Performance Part: Yes ), ( Placement On Vehicle: Left, Right ), ( Substrate Material: Iron ), ( Type: Exhaust Manifold ), ( Universal Fitment: No )

Review MAXPEEDINGRODS Left And Right Exhaust Manifold Kit Ford Truck 5.4l fits EXPEDITION F-150 2004–2010

The Maxximus Racing HN8CD5 Exhaust Manifold Kit, manufactured by Maxximus Racing, is an excellent upgrade for Ford Expedition and F-150 models with the 5.4L engine produced between 2004 and 2010. This aftermarket manifold kit is designed to replace the original equipment, offering numerous benefits to performance and aesthetics.

The HN8CD5 kit comes as a left and right exhaust manifold pair. Each manifold is meticulously crafted using high-quality stainless steel, ensuring superior durability and resistance to corrosion. The design features a 5-bolt flange and a 4-inch outlet diameter, allowing for a smooth and efficient exhaust flow.

One of the primary advantages of this manifold kit is its ability to enhance the engine's performance. The increased exhaust flow results in better scavenging and improved combustion efficiency. This leads to more power and torque, providing a more responsive and thrilling driving experience.

Another notable feature of the Maxximus Racing HN8CD5 Exhaust Manifold Kit is its sleek and modern design. The stainless steel construction not only provides excellent durability but also adds a visually appealing touch to the underhood appearance. The 5-bolt flange design also ensures a secure and reliable installation.

Installing the HN8CD5 kit is a relatively straightforward process. The kit includes all necessary hardware, making it a convenient one-stop-shop solution for upgrading your Ford Expedition or F-150's exhaust system. The instructions provided offer clear guidance for a hassle-free installation process.

In summary, the Maxximus Racing HN8CD5 Exhaust Manifold Kit is an excellent upgrade for Ford Expedition and F-150 models with the 5.4L engine from 2004 to 2010. This aftermarket manifold kit not only provides superior durability and resistance to corrosion but also enhances the engine's performance and adds a modern, attractive appearance to your vehicle. The straightforward installation process makes it a worthwhile investment for any enthusiast looking to optimize their vehicle's exhaust system.

Maximum Motorsports HN8CD5 Exhaust Manifold Kit for Ford Expedition and F-150 (5.4L, 2004-2010): Pros, Cons, and Conclusion

The Maximum Motorsports HN8CD5 exhaust manifold kit is a popular aftermarket upgrade for Ford Expedition and F-150 (5.4L) models from 2004 to 2010. This upgraded exhaust manifold offers several benefits and potential drawbacks. Let's dive into the details.

Pros:

1. Improved engine response: The HN8CD5 manifold kit is designed to enhance engine responsiveness by reducing exhaust gas flow restrictions, leading to quicker acceleration and smoother power delivery.

2. Increased horsepower and torque: By improving exhaust flow, this manifold kit can help increase your vehicle's horsepower and torque, offering noticeable performance gains.

3. Durability: Maximum Motorsports is known for producing high-quality, durable parts. The HN8CD5 manifold kit is no exception, ensuring long-lasting performance.

4. Enhanced exhaust note: The new exhaust manifold can lead to a more aggressive exhaust note, adding excitement to your driving experience.

5. Improved fuel efficiency: Although not a primary benefit, some users have reported modest gains in fuel efficiency due to the improved engine performance.

Cons:

1. Installation complexity: Installing the HN8CD5 manifold kit can be a challenging process, requiring advanced mechanical skills and specialized tools.

2. Cost: Compared to other aftermarket exhaust manifold options, the Maximum Motorsports kit can be quite pricey.

3. Potential for increased noise: The enhanced exhaust note can be a pro or a con, depending on personal preference. Some users may find the increased noise level unacceptable.

4. Potential for check engine light: In some cases, installing the HN8CD5 manifold kit may result in a check engine light, typically due to the OBD-I system detecting an exhaust gas sensor issue. This is usually resolved by re-calibrating the OBD-I system or using a specific tool to program the sensor.

Conclusion:

The Maximum Motorsports HN8CD5 exhaust manifold kit offers significant performance gains, including improved engine response, increased horsepower and torque, and a more aggressive exhaust note. However, it comes with installation complexity, a higher cost, potential for increased noise, and the possibility of a check engine light. Ultimately, the decision to purchase this exhaust manifold kit depends on your personal preferences, mechanical skills, and willingness to invest in a high-performance aftermarket part. If you're looking for a significant power boost and don't mind the challenges that come with the installation process, the HN8CD5 manifold kit could be an excellent addition to your Ford Expedition or F-150 (5.4L).

Recommendation:

If you decide to purchase the Maximum Motorsports HN8CD5 exhaust manifold kit, make sure to have a solid understanding of the installation process and the tools required. Additionally, consider setting aside a budget for professional installation if needed. Lastly, be prepared for the potential of a check engine light and be ready to address it accordingly. With the right preparation and understanding of the benefits and drawbacks, you'll be able to enjoy the enhanced performance this exhaust manifold kit offers.

specifications maniheader:

  • for models: F-150, Expedition
  • for makes: Ford
  • for years: 2004-2010
  • brand: Maxpeedingrods
  • california prop 65 warning: California Prop 65 Warning
  • cylinder head type: Oval Port Standard
  • features: Heat-resistant, Left Right Exhaust
  • fitment type: Direct Replacement
  • fuel type: Gasoline
  • items included: Gasket, Mounting Hardware
  • manufacturer part number: HN8CD5
  • 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: 674-695, 674695, 3l3z9431ca, 7l1z9431a, 674-694, 674694, 3l3z-9430-da, 7c3z-9430-a, 3l3e-9430-da, 7c3e-9430-da, 3l3z9430da, 7c3z9430a, 3l3e9430da, 7c3e9430da
  • oxygen sensor location: Pre Catalyst
  • performance part: Yes
  • placement on vehicle: Left, Right
  • substrate material: Iron
  • type: Exhaust Manifold
  • universal fitment: No

payments maniheader:

  • wallet: Paypal
  • credit card: Diners-club
  • other

seller maniheader:

  • # reviews: 32118
  • rating: 99.2%

returns maniheader:

  • time: 30 Days
  • policy: Returns Accepted
  • paid by: Seller

general maniheader:

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

offer maniheader:

  • sold: 0
  • availability: In Stock
  • started: March 19, 2026
  • options: Ship-to-home
  • best offers: True

shipping maniheader:

  • class: Standard
  • type: Fixed
  • cost: $0.00
  • transit: 4-7 Days
  • service: Standard
for models: f-150, expedition, for makes: ford, for years: 2004-2010, california prop 65 warning: california prop 65 warning, cylinder head type: oval port standard, features: heat-resistant, left right exhaust, fitment type: direct replacement, fuel type: gasoline, items included: gasket, mounting hardware, manufacturer warranty: 1 year, mounting style: bolt-on, note: no instruction included, notice: this is aftermarket replcement part., oe/oem part number: 674-695, 674695, 3l3z9431ca, 7l1z9431a, 674-694, 674694, 3l3z-9430-da, 7c3z-9430-a, 3l3e-9430-da, 7c3e-9430-da, 3l3z9430da, 7c3z9430a, 3l3e9430da, 7c3e9430da, oxygen sensor location: pre catalyst, performance part: yes, placement on vehicle: left, right, substrate material: iron, type: exhaust manifold, universal fitment: no,
category: auto parts > car truck parts accessories > exhaust emission systems > manifolds headers, material: cast iron, sku: 11270886069512782,

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