GM 12708009 Passenger Exhaust Manifold

( Brand: Gm ), ( Part Type: Exhaust Manifold ), ( Manufacturer Part Number: 12708009 ), ( Genuine Oem: Yes ), ( Manufacturer Warranty: 1 Year ), ( Fitment Type: Direct Replacement ), ( Parts Included: Only Part Reference 1 On The Diagram Is Included ), ( Replaces Part Number: 12676607, 12702898 )

Review GM Genuine Passenger Side Exhaust Manifold

The GM 12708009 Passenger Exhaust Manifold is a crucial component of your vehicle's exhaust system. Designed for use in select GM applications, this manifold is engineered to provide efficient and effective exhaust gas flow from the engine cylinders to the exhaust system.

The manifold is constructed from high-strength, cast iron material, ensuring durability and resistance to thermal shock. It features a robust design with multiple exhaust ports for optimal engine performance. Each port is engineered to provide a precise fit and seal with the corresponding exhaust valve, ensuring a secure connection and minimal exhaust leakage.

The manifold's surface is finished with a high-temperature, ceramic coating. This coating provides several benefits, including enhanced heat resistance, improved corrosion protection, and easier cleaning. The coating also gives the manifold a sleek, modern appearance that can enhance the visual appeal of your vehicle.

The GM 12708009 Passenger Exhaust Manifold is designed to meet or exceed OEM specifications for fit, form, and function. It is engineered to provide a seamless replacement for the original component, ensuring that your vehicle continues to perform at its best. The manifold also comes with all necessary hardware for installation, making the process as straightforward and hassle-free as possible.

In summary, the GM 12708009 Passenger Exhaust Manifold is a high-quality, durable component that is essential for your vehicle's exhaust system. Its robust design, precise fit, and effective heat management make it an excellent choice for maintaining optimal engine performance and longevity.

The GM 12708009 passenger exhaust manifold is a part that is commonly used in various GM vehicles. Here are some pros and cons that could help you make an informed decision about purchasing this manifold:

1. OEM (Original Equipment Manufacturer) part: This manifold is a direct replacement for the original part, ensuring a perfect fit and factory-level performance.

2. Improves engine efficiency: A new exhaust manifold can help improve the engine's efficiency by reducing exhaust gas backpressure, allowing for better fuel combustion.

3. Enhances engine power: A new exhaust manifold can also help enhance engine power by improving the flow of exhaust gases, resulting in better acceleration and overall performance.

4. Reduces exhaust leaks: If your current exhaust manifold is leaking, a new one can help eliminate those leaks, reducing exhaust odors and improving the driving experience.

1. Cost: Replacing an exhaust manifold can be a costly repair, especially if you're not doing it yourself. Labor costs can add up, making the overall price quite high.

2. Installation complexity: Installing an exhaust manifold can be a complex process, especially if you're not experienced with automotive repairs. It involves disconnecting various components and using specialized tools.

3. Potential for damage during removal: When removing the old manifold, there's a risk of damaging nearby components, such as the catalytic converter or oxygen sensors.

In conclusion, the GM 12708009 passenger exhaust manifold is a high-quality OEM part that can help improve engine efficiency, enhance engine power, and reduce exhaust leaks. However, it comes with a high cost and installation complexity, which may deter some buyers. If you're experiencing issues with your exhaust manifold and are looking for a reliable replacement, this part is worth considering. It's important to note that if you're not experienced with automotive repairs, it may be best to have a professional install the manifold to avoid any potential damage to other components.

Recommendation: If you're in need of a new exhaust manifold and are comfortable with the cost and installation complexity, the GM 12708009 passenger exhaust manifold is a high-quality OEM part that can help improve your vehicle's performance and driving experience. However, if you're not experienced with automotive repairs, it may be best to have a professional install the manifold to ensure a proper installation and avoid any potential damage to other components.

part # 12708009 prices

• $81.95-$123.19

specifications maniheader:

• brand: Gm
• part type: Exhaust Manifold
• manufacturer part number: 12708009
• genuine oem: Yes
• manufacturer warranty: 1 Year
• fitment type: Direct Replacement
• parts included: Only Part Reference 1 On The Diagram Is Included
• replaces part number: 12676607, 12702898

returns maniheader:

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

general maniheader:

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

seller maniheader:

• rating: 100.0%
• # reviews: 538

payments maniheader:

• other
• wallet: Apple-pay
• credit card: Visa

offer maniheader:

• quantity: 1
• sold: 0
• started: February 15, 2026
• availability: In Stock
• options: Ship-to-home

shipping maniheader:

• type: Fixed
• class: Standard, Expedited, One-day
• transit: 4-8 Days
• cost: $26.74
• service: Standard, Expedited, Overnight

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