Based in the USA

USA

Exhaust Manifold - GM (12663521)

Genuine OEM GM 2015-2022 GM Exhaust Manifold - 12663521

Exhaust Manifold - GM (12663521)

Genuine OEM GM 2015-2022 GM Exhaust Manifold - 12663521

Buick, GMC, Cadillac, Hummer, Saturn, Oldsmobile, Pontiac, Chevrolet Parts
  • GM
  • 12663521
  • 12632377

Details

  • Brand:

    Buick, GMC, Cadillac, Hummer, Saturn, Oldsmobile, Pontiac, Chevrolet Parts

  • SKU:

    12663521

  • Other Names:

    Exhaust Manifold

  • Description:

    2.5L. Helps direct exhaust away from your vehicle's engine combustion chamber
    This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors.

    Exhaust Manifold - GM (12663521)

    The Exhaust Manifold - GM (12663521) is a Genuine OEM part, designed to efficiently direct exhaust gases away from your engine and maintain optimal engine performance. Manufactured by GM, this manifold ensures precise fitment, exceptional durability, and dependable operation, making it a critical component for maintaining your vehicle's exhaust system.

    • Material and Build Quality: Constructed from high-grade cast iron or stainless steel (depending on model), this exhaust manifold is designed to withstand extreme heat and pressure, ensuring long-lasting performance and resistance to cracking or corrosion.

    • Compatibility: Specifically engineered for GM vehicles, this manifold guarantees seamless integration with your engine’s exhaust system. Use part number 12663521 to confirm compatibility with your vehicle model.

    • Manufacturer Standards: As a Genuine OEM part, it meets GM’s rigorous quality and performance standards, ensuring reliable operation and maintaining your vehicle’s factory specifications.

    The Exhaust Manifold plays a vital role in channeling exhaust gases from your engine cylinders into the exhaust system, reducing backpressure and improving overall engine efficiency. A damaged or leaking manifold can negatively impact fuel economy and vehicle performance, making timely replacement essential.

    Both professional mechanics and DIY enthusiasts will appreciate the straightforward installation of this manifold. Its precise engineering eliminates the challenges often associated with aftermarket parts, ensuring a secure fit and easy alignment with other components in the exhaust system.

    Choosing the Exhaust Manifold - GM (12663521) ensures your vehicle continues to perform at its best. By opting for a Genuine GM part, you’re investing in durability, reliability, and long-term performance.

    Benefits of Genuine OEM Parts:

    • Effectively channels exhaust gases for optimal engine performance.

    • Crafted from durable, heat-resistant materials to ensure longevity.

    • Designed for a precise fit with GM vehicles for hassle-free installation.

    • Helps maintain fuel efficiency and reduce harmful emissions.

    • Meets GM’s stringent quality and safety standards.

    Restore your vehicle’s exhaust system with the Exhaust Manifold - GM (12663521). Trust GM’s OEM quality to deliver the performance and reliability you need to keep your vehicle running smoothly.


  • Condition: New
  • Replaces:

    12632377

  • MSRP: $223.10
  • Discount: $74.32 (33.3% off)
  • Sale Price: $148.78
Sold In Individual Units
Manufacturer Warranty Minimum of 12 Months
Guaranteed Fitment Always the correct parts
Shop with Confidence Your information is safe
In-House Experts We know our products
Buick, GMC, Cadillac, Hummer, Saturn, Oldsmobile, Pontiac, Chevrolet Parts
  • GM
  • 12663521
  • 12632377

Details

  • Brand:

    Buick, GMC, Cadillac, Hummer, Saturn, Oldsmobile, Pontiac, Chevrolet Parts

  • SKU:

    12663521

  • Other Names:

    Exhaust Manifold

  • Description:

    2.5L. Helps direct exhaust away from your vehicle's engine combustion chamber
    This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors.

    Exhaust Manifold - GM (12663521)

    The Exhaust Manifold - GM (12663521) is a Genuine OEM part, designed to efficiently direct exhaust gases away from your engine and maintain optimal engine performance. Manufactured by GM, this manifold ensures precise fitment, exceptional durability, and dependable operation, making it a critical component for maintaining your vehicle's exhaust system.

    • Material and Build Quality: Constructed from high-grade cast iron or stainless steel (depending on model), this exhaust manifold is designed to withstand extreme heat and pressure, ensuring long-lasting performance and resistance to cracking or corrosion.

    • Compatibility: Specifically engineered for GM vehicles, this manifold guarantees seamless integration with your engine’s exhaust system. Use part number 12663521 to confirm compatibility with your vehicle model.

    • Manufacturer Standards: As a Genuine OEM part, it meets GM’s rigorous quality and performance standards, ensuring reliable operation and maintaining your vehicle’s factory specifications.

    The Exhaust Manifold plays a vital role in channeling exhaust gases from your engine cylinders into the exhaust system, reducing backpressure and improving overall engine efficiency. A damaged or leaking manifold can negatively impact fuel economy and vehicle performance, making timely replacement essential.

    Both professional mechanics and DIY enthusiasts will appreciate the straightforward installation of this manifold. Its precise engineering eliminates the challenges often associated with aftermarket parts, ensuring a secure fit and easy alignment with other components in the exhaust system.

    Choosing the Exhaust Manifold - GM (12663521) ensures your vehicle continues to perform at its best. By opting for a Genuine GM part, you’re investing in durability, reliability, and long-term performance.

    Benefits of Genuine OEM Parts:

    • Effectively channels exhaust gases for optimal engine performance.

    • Crafted from durable, heat-resistant materials to ensure longevity.

    • Designed for a precise fit with GM vehicles for hassle-free installation.

    • Helps maintain fuel efficiency and reduce harmful emissions.

    • Meets GM’s stringent quality and safety standards.

    Restore your vehicle’s exhaust system with the Exhaust Manifold - GM (12663521). Trust GM’s OEM quality to deliver the performance and reliability you need to keep your vehicle running smoothly.


  • Condition: New
  • Replaces:

    12632377

Vehicle Fitment

Vehicle Fitment
Year Make Model Body & Trim Engine & Transmission
( more fitments)
No fitment data available

Chevy Parts Pros

ChevyPartsPros.com is dedicated to extending our customer-focused culture to online parts customers worldwide. As specialists in official genuine GM & Chevrolet Parts, we offer a robust catalog backed by a full manufacturer warranty, ensuring you receive only the highest quality parts and accessories for your Chevy vehicles. Our commitment to customer satisfaction is reflected in our VIN verification service for perfect part fitment, a generous 30-day return window, and a secure shopping environment with advanced encryption technology. Our goal is to be your premier destination for a lifetime of Chevy parts needs, embodying a customer-centric approach to e-commerce that is driven by our passion for fitting Chevy vehicles with the best.

Chevrolet | GM | GMC | Cadillac | Hummer | Pontiac | Saturn