MAGNAFLOW EXHAUST PRODUCTS 21-329 Converter Catalytic 888563159881 49

( Brand: Magnaflow Exhaust Products ), ( Part Type: Converter ), ( Manufacturer Part Number: 21-329 ), ( UPC: 888563159881 )

Review MAGNAFLOW EXHAUST PRODUCTS 49 State Converter Direct Fit Catalytic fits CX-5

Introducing the MagnaFlow 21-329 49 Series Catalytic Converter Exhaust Resonator for Mazda CX-5, a high-performance upgrade for your vehicle's exhaust system. This component is designed to deliver improved exhaust flow, enhanced sound quality, and increased horsepower.

The MagnaFlow 49 Series Catalytic Converter Exhaust Resonator is a 2-in-1 catalytic converter and resonator. It is constructed from premium materials, including a stainless steel housing and high-flow catalytic converter core. This design ensures durability, longevity, and superior performance.

The catalytic converter within this MagnaFlow component is designed to reduce harmful exhaust gases, making it a legal and environmentally friendly upgrade for your CX-5. The high-flow design of the catalytic converter ensures that it does not restrict exhaust flow, allowing for improved performance and increased power output.

The resonator function of this component is engineered to reduce exhaust noise while maintaining a sporty and aggressive exhaust note. MagnaFlow's proprietary sound engineering technology ensures that the exhaust note is not overly loud or obtrusive, making it an ideal choice for those seeking a balanced exhaust system.

This MagnaFlow exhaust component is a direct fit for the Mazda CX-5 and is easy to install. It comes with all necessary hardware and instructions to make the installation process as seamless as possible. Additionally, it is CARB-compliant, making it a legal and approved modification for vehicles registered in California.

In summary, the MagnaFlow 21-329 49 Series Catalytic Converter Exhaust Resonator for Mazda CX-5 is a high-performance exhaust upgrade that delivers improved exhaust flow, enhanced sound quality, and increased horsepower. Its premium construction from stainless steel and high-flow catalytic converter core ensures durability and longevity. This component is a direct fit for the Mazda CX-5, is easy to install, and is CARB-compliant.

The MagnaFlow Exhaust 21-329 49 Series Catalytic Converter for the Mazda CX-5 is a performance exhaust part that can provide several benefits, but it also comes with some potential drawbacks. Here are some pros and cons to help you make an informed decision.

1. Enhanced Performance: A catalytic converter is a crucial component of any exhaust system. By upgrading to a high-performance catalytic converter like the MagnaFlow 21-329, you can expect improved engine performance, including increased horsepower, torque, and efficiency.

2. Better Exhaust Flow: The MagnaFlow 49 Series catalytic converter is designed to provide better exhaust flow and reduce backpressure. This can lead to improved engine responsiveness and power delivery.

3. High-Quality Construction: MagnaFlow is known for its high-quality exhaust components. The 21-329 catalytic converter is made from premium materials, such as stainless steel, and features a robust design that can withstand extreme temperatures and harsh conditions.

4. Improved Sound: A high-performance catalytic converter can also lead to a more exhilarating exhaust note. The MagnaFlow 21-329 is no exception, providing a deeper, more resonant exhaust sound that many enthusiasts will appreciate.

1. Cost: Upgrading to a high-performance catalytic converter like the MagnaFlow 21-329 can be a costly investment. The price tag may be a deterrent for some buyers.

2. Installation Complexity: Installing a catalytic converter can be a complex process, especially if you're doing it yourself. You may need specialized tools and knowledge to properly install the converter, which can add to the overall cost and time investment.

3. Potential for Check Engine Light: Installing a high-performance catalytic converter can sometimes trigger the check engine light. This is because the converter may not meet the strict emissions standards of the OEM catalytic converter. However, this is not always the case, and some high-performance catalytic converters, like the MagnaFlow 21-329, are designed to minimize the likelihood of triggering the check engine light.

The MagnaFlow Exhaust 21-329 49 Series Catalytic Converter for the Mazda CX-5 offers several benefits, including enhanced performance, improved exhaust flow, high-quality construction, and a more exhilarating exhaust note. However, it also comes with some potential drawbacks, such as cost, installation complexity, and the potential for triggering the check engine light. Ultimately, whether or not the MagnaFlow 21-329 is worth the investment depends on your individual priorities and preferences. If you're looking for improved performance and a better exhaust note, and you're willing to accept the potential drawbacks, then the MagnaFlow 21-329 could be a great choice for you. However, if cost and complexity are major concerns, or if you prioritize maintaining factory emissions standards, then you may want to consider other options.

If you're considering purchasing the MagnaFlow Exhaust 21-329 49 Series Catalytic Converter for your Mazda CX-5, I would recommend doing your research and weighing the pros and cons carefully. Consider your individual priorities, budget, and technical abilities before making a decision. Additionally, be sure to purchase the converter from a reputable dealer or retailer to ensure that you're getting a high-quality product. If you decide that the MagnaFlow 21-329 is the right choice for you, be prepared for a complex installation process and the potential for the check engine light to come on. However, the improved performance and exhaust note may be worth the investment for some enthusiasts.

part # 21329 prices

• $446.19-$1264.00

specifications catalyticonvo:

• for models: Cx-5
• brand: Magnaflow Exhaust Products
• part type: Converter
• manufacturer part number: 21-329
• upc: 888563159881

shipping catalyticonvo:

• carrier: FedEx
• cost: $0.00
• type: Fixed
• class: Standard
• transit: 3-5 Days
• service: FedEx Ground / FedEx Home Delivery

offer catalyticonvo:

• sold: 0
• availability: In Stock
• best offers: True
• quantity: 10
• options: Ship-to-home
• started: October 17, 2025

general catalyticonvo:

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

returns catalyticonvo:

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

payments catalyticonvo:

• other
• credit card: Mastercard
• wallet: Paypal

seller catalyticonvo:

• # reviews: 25572
• rating: 98.9%

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