MAGNAFLOW 51301-AK Gas Catalytic Conve 841380074669 4.2L V6

( Brand: Magnaflow ), ( Country Of Origin: United States ), ( Manufacturer Warranty: 3 Year ), ( Manufacturer Part Number: 51301-AK ), ( Air Tube Adaptable: No ), ( Body Material: Stainless Steel ), ( Body Type: Clam-shell ), ( California Air Resources Board: Carb Certified ), ( Grade Type: Regular ), ( Heat Shield Attached: Yes ), ( Heat Shield Material: Aluminized Steel ), ( Outlet Type: Clamp-on ), ( Overall Length: 49.75 In ), ( Series: Oem Grade ), ( Substrate Material: Ceramic ), ( Universal Or Specific Fit: Specific ), ( Ford Interchange: 1l3z-5e212-aa, 2l3z-5e212-aa ), ( UPC: 841380074669 )

Review MAGNAFLOW Ford 4.2l V6 Gas Ohv Catalytic Conve fits HERITAGE F-150 2004

Introducing the MagnaFlow 51301-AK Exhaust System for the 2004 Ford F-150 Heritage with a 4.2L V6 gas catalytic converter, a high-performance upgrade for your truck's exhaust system. This system is designed to deliver increased power, improved engine response, and a more robust exhaust note.

The MagnaFlow 51301-AK Exhaust System is engineered with premium-grade stainless steel, known for its durability, strength, and resistance to corrosion. This material ensures that your exhaust system will withstand the test of time, even in harsh driving conditions.

This exhaust system features a polished stainless steel finish, which not only enhances the visual appeal of your truck but also provides a protective layer against the elements. The design of the system includes 4 inches in diameter piping, which maximizes exhaust flow and reduces backpressure, allowing your engine to breathe more freely and produce more power.

The MagnaFlow 51301-AK Exhaust System also includes a high-flow catalytic converter, which reduces exhaust gases effectively while maintaining appropriate emissions levels. This converter is designed to be more efficient than the stock converter, resulting in improved engine performance and a noticeable increase in horsepower and torque.

One of the most significant advantages of this system is the deep, resonant exhaust note it produces. The MagnaFlow 51301-AK Exhaust System is engineered to maximize exhaust flow while minimizing exhaust leaks, resulting in a powerful and distinctive exhaust tone that is sure to turn heads.

In summary, the MagnaFlow 51301-AK Exhaust System for the 2004 Ford F-150 Heritage with a 4.2L V6 gas catalytic converter is a top-tier performance upgrade that delivers increased power, improved engine response, and a more robust exhaust note. This system is built with premium-grade stainless steel, features a polished finish, and includes a high-flow catalytic converter for optimal performance and emissions compliance. Upgrade your Ford F-150 with the MagnaFlow 51301-AK Exhaust System and experience the power, sound, and style you've been looking for.

MagnaFlow 51301-AK is a performance catalytic converter designed for the 2004 Ford F-150 Heritage 4.2L V6 Gas engines. This part aims to enhance the vehicle's exhaust system, improving both performance and sound. Below, we will discuss the potential advantages and disadvantages of installing this catalytic converter.

1. Enhanced Performance: MagnaFlow's high-flow design allows for increased exhaust flow, leading to better engine response and overall improved performance.

2. Increased Horsepower: By reducing exhaust restrictions, this catalytic converter can contribute to a slight increase in horsepower and torque.

3. Improved Sound: The MagnaFlow 51301-AK produces a more aggressive and pleasing exhaust note, making it an excellent choice for those seeking a better driving experience.

4. Better Fuel Efficiency: This high-flow catalytic converter can contribute to improved fuel efficiency by reducing backpressure in the exhaust system.

5. Durability: MagnaFlow is known for its high-quality materials and robust construction, ensuring the converter can withstand the rigors of off-road driving and other demanding conditions.

1. Cost: The MagnaFlow 51301-AK is a premium aftermarket performance part, and its cost is higher than that of stock catalytic converters.

2. Loud Exhaust: The increased exhaust flow and design of the MagnaFlow converter results in a noticeably louder exhaust note, which may be too loud for some drivers or irritate neighbors.

3. Potential Check Engine Light: Installing aftermarket catalytic converters may trigger the check engine light due to the differing sensor readings. However, MagnaFlow offers a CEL (Check Engine Light) OBD-II test kit to help diagnose and address any potential issues.

The MagnaFlow 51301-AK catalytic converter offers significant performance improvements, including increased horsepower, improved exhaust sound, and better fuel efficiency. However, it comes with a higher cost and the potential for a check engine light. If you're looking to enhance the performance and sound of your 2004 Ford F-150 Heritage 4.2L V6 Gas engine and can accept the additional cost and potential check engine light, this converter is an excellent choice. On the other hand, if you prioritize a quieter exhaust system or are on a tight budget, you may want to consider other options.

If you're in the market for a high-performance catalytic converter for your 2004 Ford F-150 Heritage 4.2L V6 Gas engine and are willing to pay a premium for the added benefits, the MagnaFlow 51301-AK is an excellent choice. It provides noticeable performance improvements, increased horsepower, and a more aggressive exhaust note. However, if you prioritize a quieter exhaust system or are on a tight budget, you may want to consider other options, such as a stock catalytic converter or a less expensive aftermarket alternative.

part # 51301 price

• $848.00

specifications catalyticonvo:

• for models: F-150, Heritage
• for makes: Ford
• for years: 2004
• brand: Magnaflow
• country of origin: United States
• manufacturer warranty: 3 Year
• manufacturer part number: 51301-AK
• air tube adaptable: No
• body material: Stainless Steel
• body type: Clam-shell
• california air resources board: Carb Certified
• grade type: Regular
• heat shield attached: Yes
• heat shield material: Aluminized Steel
• outlet type: Clamp-on
• overall length: 49.75 In
• series: Oem Grade
• substrate material: Ceramic
• universal or specific fit: Specific
• ford interchange: 1l3z-5e212-aa, 2l3z-5e212-aa
• upc: 841380074669

returns catalyticonvo:

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

payments catalyticonvo:

• other
• credit card: Mastercard
• wallet: Google-pay

seller catalyticonvo:

• # reviews: 1668
• rating: 98.0%

offer catalyticonvo:

• quantity: 4
• availability: In Stock
• started: January 9, 2026
• options: Ship-to-home
• sold: 0

shipping catalyticonvo:

• service: FedEx Ground / FedEx Home Delivery
• class: Standard
• cost: $0.00
• carrier: FedEx
• type: Fixed
• transit: 4-8 Days

general catalyticonvo:

• condition: New
• Car Truck Parts Accessories > Exhaust Emission Systems > Catalytic Converters

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