
GBEF-56-451 Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $59.00 | Condition is New, New 2018 - 2021 OEM Mazda 6 - Floor Rear Insulator Heat Shield Pan # GBEF-56-451, FREE SHIPPING | 99.9% |
![]() | $27.60 | Condition is New, Genuine Mazda Floor Pan Heat Shield GBEF-56-451, shipping cost = $45.51 | 99.6% |
![]() | $31.42 | Condition is New, Genuine Mazda Floor Pan Heat Shield GBEF-56-451, shipping cost = $44.36 | 99.4% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $57.83 | Condition is New with tags, Genuine Mazda Insulator Heat - Part No. GBEF-56-451 (GBEF56451), shipping cost = $10.78 | 98.6% |

The Mazda GBEF-56-451 2018-2021 Floor Rear Insulator Heat Shield Pan is an essential automotive component designed specifically for Mazda vehicles. This heat shield is meticulously engineered to insulate the rear floor area of your Mazda from excessive heat produced by the exhaust system. Installed beneath the catalytic converter, it effectively protects the vehicle's undercarriage, engine bay, and passenger cabin from the extreme temperatures that the catalytic converter and adjacent exhaust components generate.
Made from high-quality materials, the Floor Rear Insulator Heat Shield Pan offers superior insulation performance. Its robust construction not only helps maintain a more comfortable temperature inside the cabin but also aids in preserving the longevity of various vehicle components. By efficiently insulating the floor area, this heat shield minimizes the risk of heat damage to important undercarriage components like wiring, fuel lines, and other sensitive components, leading to safer and more dependable vehicle operation.
With precise fitment and engineered durability, the Mazda GBEF-56-451 2018-2021 Floor Rear Insulator Heat Shield Pan is specifically designed to accommodate Mazda models from the 2018 to 2021 model years. Installing this heat shield is an excellent investment for vehicle owners seeking optimal performance, durability, and temperature management for their Mazda vehicle.
Remember, it's always important to refer to your vehicle's specific service manual for installation instructions and ensure all safety precautions are followed to successfully install the heat shield. This will ensure a proper fit and maximum benefits for your Mazda.
Mazda GBEF-56-451 2018-2021 Floor Rear Insulator Heat Shield Pan: A Detailed Analysis
The Mazda GBEF-56-451 is a floor rear insulator heat shield pan designed for certain Mazda vehicles produced between 2018 and 2021. Below are the pros and cons of purchasing this part for your Mazda.
Pros:1. Enhanced Engine Protection: The primary function of the Mazda floor rear insulator heat shield is to protect the undercarriage of your vehicle from excessive heat generated by the exhaust system.
2. Improved Insulation: This heat shield insulator is designed to minimize heat transfer from the exhaust system to the interior of your vehicle, improving overall cabin comfort and efficiency.
3. OEM (Original Equipment Manufacturer) Part: Utilizing an OEM part ensures a perfect fit and finish that is equivalent to the part originally installed on your vehicle by the manufacturer.
4. Reduced Undercarriage Rust: The Mazda GBEF-56-451 heat shield protects the undercarriage from rust and corrosion caused by exposure to heat and moisture, contributing to the longevity of your vehicle.
5. Easy Installation: As a direct replacement, this part is designed for a hassle-free installation process requiring no modifications or additional components.
Cons:1. Cost: Purchasing an OEM Mazda part may be more expensive than aftermarket alternatives, potentially making this an investment for those seeking a high-quality, genuine component.
2. Availability: Depending on your location and parts availability, there may be lead times in obtaining this specific part from an authorized Mazda dealership.
3. Limited Functionality: Unlike some aftermarket alternatives, the OEM part does not provide additional features beyond shielding the floor from heat and exhaust gases.
Conclusion:Considering the mentioned pros and cons, the Mazda GBEF-56-451 floor rear insulator heat shield pan offers several benefits such as improved engine protection, insulation, original fitment, undercarriage rust prevention, and ease of installation. However, it may be a more expensive option compared to aftermarket alternatives, and it does not provide any additional features beyond shielding the floor. Ultimately, the decision to purchase this part depends on your preferences and priorities, such as the importance of OEM parts and enhanced undercarriage protection. If these factors outweigh the cost, then the Mazda GBEF-56-451 is a worthwhile investment. For those on a tighter budget, a high-quality aftermarket alternative may suffice.
Details:
New 2018 - 2021 oem Mazda 6 floor rear insulator heat shield pan # GBEF-56-451, this item is very flexible and may require some slight forming when installed, genuine part high quality direct fit for many Mazda's see detailed pictures fast free shipping !, please reference fitment on your vehicle. Fits multiple vehicles.
specifications heatnshield:
- for years: 2018–2021
- brand: Mazda
- mpn: Gbef-56-451
- color: Silver
- material: Aluminum
- vintage part: No
- placement on vehicle: Rear, Center Floor
- type: Heat Shield
- features: No Drilling Required, Trimmable
- country/region of manufacture: Japan
general heatnshield:
- category: Auto Parts > Car Truck Accessories > Exhaust Emission Systems > Heat Shields, Wraps Sleeves
seller heatnshield:
- # reviews: 3798
- rating: 99.8%
- city: beverly hills, florida
returns heatnshield:
- paid by: buyer
- policy: returns accepted
- time: 30 days
offer heatnshield:
- options: ship-to-home
- in stock #: 4
- sold #: 26
- prices: $27.60–$59.00
- item condition:
- New
- New with tags
- started: february 5, 2025
- availability: in stock
shipping heatnshield:
- transit: 3-8 days
- class: standard
- type: fixed
- service: standard
payments heatnshield:
- other
- credit card: diners-club
- wallet: paypal
Recently Viewed:
- PY9C-13-380: BRACKET HEAT SHIELD INSULATOR EXHAUST MANIFOLD, Mazda
- PY97-13-390: SHIELD HEAT COVER ENGINE EXHAUST MANIFOLD, Mazda
- BDTS563A1: HEAT SHIELD COVER INSULATOR, Mazda
- BP6F-13-390A: HEAT SHIELD EXHAUST MANIFOLD, Mazda
- BCJM-56-441C: HEAT SHIELD COVER EXHAUST, Mazda
- BFWM-56-361: BAFFLE COWL HEAT SHIELD PANEL, Mazda
- BCKA-56-45XD: PIPE HEAT SHIELD EXHAUST INSULATOR, Mazda
- PY98-13-390: HEAT SHIELD COVER EXHAUST MANIFOLD, Mazda
- 0366-SC: HEAT SHIELD COVER EXHAUST MANIFOLD, Mazda
- LF50-13-390B: COVER MANIFOLD INSULATOR, Mazda
- L380-40-860D: HEAT SHIELD COVER CONVERTER, Mazda



