
PY31-13-390 Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $42.88 | Condition is Used, MAZDA CX-5 2015 ENGINE FIREWALL FIRE WALL CONVERTER HEAT SHIELD PY31-13-390 4P, FREE SHIPPING | 100.0% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $128.53 | Condition is New, Genuine Mazda Exhaust Heat Shield PY31-13-390, shipping cost = $24.55 | 99.2% |

The Mazda Py31-13-390 heat shield is a crucial component designed to protect various parts of your Mazda vehicle from excessive heat generated by the exhaust system. This heat shield is specifically engineered for Mazda models and is essential for maintaining optimal engine performance and ensuring the safety of the vehicle's occupants.
The Mazda Py31-13-390 heat shield is made from high-quality, heat-resistant materials that can withstand the extreme temperatures produced by the exhaust system. Its primary function is to insulate the undercarriage of the vehicle, preventing the transfer of excessive heat to the cabin and other sensitive components. This heat shield also helps to reduce condensation, which can lead to rust and other corrosive damage over time.
This Mazda heat shield features a robust design that ensures a secure and snug fit on your vehicle. It is engineered with careful attention to detail, ensuring that it covers all necessary areas while allowing for proper clearance for other components. The shield's edges are designed to seal tightly against the vehicle's chassis, preventing hot exhaust gases from coming into contact with the undercarriage.
The Mazda Py31-13-390 heat shield is easy to install, making it a convenient solution for Mazda owners looking to improve their vehicle's performance and durability. It is typically installed by securing it in place with the provided mounting hardware, ensuring a secure and stable fit. The shield's design allows for easy access to other components, making routine maintenance a straightforward process.
In summary, the Mazda Py31-13-390 heat shield is a vital accessory for Mazda vehicle owners who are seeking to protect their investment from the damaging effects of excessive exhaust heat. Its high-quality materials, robust design, and easy installation make it a smart choice for anyone looking to enhance their vehicle's performance and durability.
Buying a Mazda Py31-13-390 heat shield can offer several advantages and potential disadvantages, depending on your specific needs and circumstances. Here are some pros and cons to consider:
Pros:1. Protection against engine heat: A heat shield provides a barrier between the engine and the underbody of the vehicle, preventing excessive heat transfer and reducing the risk of heat damage to other components.
2. Improved fuel efficiency: By insulating the engine and exhaust components, a heat shield can help maintain optimal operating temperatures, leading to improved fuel efficiency.
3. Enhanced driver comfort: A heat shield can help reduce the amount of heat that enters the cabin, improving driver comfort, especially in hot climates.
4. Extended component life: By protecting components from excessive heat, a heat shield can help extend their lifespan and reduce the need for costly repairs or replacements.
Cons:1. Cost: Heat shields can be an expensive upgrade, especially for larger vehicles or more complex systems. The Mazda Py31-13-390 heat shield may be a significant investment for some.
2. Installation complexity: Installing a heat shield can be a complex and time-consuming process, especially for larger or more intricate systems. It may require specialized tools and expertise.
3. Weight: Heat shields can add significant weight to a vehicle, which may impact fuel efficiency and overall performance.
Conclusion:Considering the pros and cons, a Mazda Py31-13-390 heat shield can offer significant benefits for those looking to protect their engine and exhaust components from excessive heat, improve fuel efficiency, and enhance driver comfort. However, the investment required and potential installation complexity may be a deterrent for some. Ultimately, the decision to purchase a Mazda Py31-13-390 heat shield should be based on your specific needs, budget, and technical capabilities.
Recommendation:If you frequently operate your vehicle in extreme temperatures or notice signs of heat damage to your components, a Mazda Py31-13-390 heat shield may be a worthwhile investment. It can help protect your engine and exhaust system from damage, improve fuel efficiency, and enhance driver comfort. However, if cost or installation complexity are significant concerns, you may want to explore alternative solutions or consider purchasing a heat shield in conjunction with other upgrades or modifications. Consult with a trusted mechanic or automotive expert to help you make an informed decision.
Details:
Genuine Mazda parts. All parts have a 90 day warranty. Parts must be resalable and in the original packaging. Shipping carrier substitutions may be made at our determination in an attempt to reduce shipping cost the customer.
In stock orders ship within 24 hours. Electrical parts are not returnable.
specifications heatnshield:
- for models: Cx-5
- brand: Mazda
- mpn: Py31-13-390
- model: 6 Cx-5 3
- part type: Heat Shield
- genuine oem: Yes
- warranty: 1 Year
- fitment type: Direct Replacement
- year: 2014 2015 2016 2017 2018 2019
- parts included: Only Part Reference 9 On The Diagram Is Included
returns heatnshield:
- time: 30 days
- paid by: buyer
- policy: returns accepted
seller heatnshield:
- city: braintree, massachusetts
- rating: 92.8%
- # reviews: 30301
general heatnshield:
- category: Auto Parts > Car Truck Accessories > Exhaust Emission Systems > Heat Shields, Wraps Sleeves
offer heatnshield:
- started: april 10, 2025
- options: ship-to-home
- prices: $42.88–$128.53
- item condition:
- Used
- New
- availability: in stock
- in stock #: 2
- sold #: 24
payments heatnshield:
- other
- credit card: diners-club
- wallet: apple-pay
shipping heatnshield:
- type: fixed
- class: standard
- transit: 4-9 days
- service: standard
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