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GM Genuine Parts 12617944 Exhaust Manifold Gasket

4.9 4.9 out of 5 stars 1,261 ratings
Amazon's Choice highlights highly rated, well-priced products available to ship immediately.
Amazon's Choice in Automotive Replacement Exhaust Manifold Gaskets by GM

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Purchase options and add-ons

  • Helps prevent exhaust leaks
  • Helps provide a tight seal where the exhaust manifold mounts to the engine block
  • Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
  • GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors
  • GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
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GM Genuine Parts 12617944 Exhaust Manifold Gasket
GM Genuine Parts 12617944 Exhaust Manifold Gasket
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Price$13.07$23.99$9.99$21.99$21.99$37.99
Delivery
Get it as soon as Monday, Apr 1
Get it as soon as Monday, Apr 1
Get it as soon as Monday, Apr 1
Get it as soon as Monday, Apr 1
Get it as soon as Monday, Apr 1
Get it as soon as Monday, Apr 1
Customer Ratings
Easy to install
4.7
5.0
5.0
Value for money
4.6
5.0
5.0
Sold By
Amazon.com
SecosAutoparts
YIYUQI
YIYUQI
Michigan Motorsports
Michigan Motorsports
material
Steel
Alloy Steel
Alloy Steel

From the manufacturer

Certainty Starts Here

THREE TIERS OF A PREMIUM PORTFOLIO

GM OE

ACDelco Gold

ACDelco Silver

GM ORIGINAL EQUIPMENT

GM Genuine Parts and ACDelco Original Equipment are the true OE parts installed during production or validated by General Motors for GM vehicles. These maintenance, repair, powertrain and collision components are designed and engineered to meet rigorous standards set by General Motors.

GOLD

ACDelco Gold parts are the high-quality alternative to OE parts. These parts are manufactured to meet expectations for fit, form and function, making them a smart choice for General Motors vehicles and many makes and models, including special applications.

SILVER

ACDelco Silver parts are high-quality, high-value options for General Motors vehicles, as well as for most makes and models.

Our History

OUR HISTORY – OUR ROOTS EMPOWER US

ACDelco has been at the forefront of automotive innovation since the birth of GM in 1908. Since then, we’ve helped a woman fly around the world and a man traverse the surface of the moon.

However, our history isn’t half as promising as our future. We continue forward with GM Genuine Parts by our side. From the assembly line to the finish line, we’re building innovation and improvement on a foundation of GM Original Equipment.

GM Genuine Parts and ACDelco are proud to work together as the only source for true General Motors Original Equipment and aftermarket parts – past, present and future.

Product Description

GM Genuine Parts Exhaust Manifold Gaskets are designed, engineered, and tested to rigorous standards, and are backed by General Motors. They help form a gas-tight connection between the exhaust manifold and cylinder heads. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE).

Product information

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Warranty & Support

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GM Genuine Parts 12617944 Exhaust Manifold Gasket


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What's in the box

  • 12617944
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    Customer reviews

    4.9 out of 5 stars
    4.9 out of 5
    1,261 global ratings

    Customers say

    Customers like the value, performance, leakage, fit and quality of the gasket. For example, they mention it works well, it's of excellent quality and it fits perfectly.

    AI-generated from the text of customer reviews

    46 customers mention43 positive3 negative

    Customers are satisfied with the quality of the gasket. They mention it's of excellent quality, easy to install, and simple enough to replace. Some say it'll hold up well after 2 years and is a nice multi-layer steel GM gasket that works great for headers.

    "It’s a nice multi layer steel GM gasket. They work great for headers" Read more

    "Exact replacement, cleaned all surfaces and installed! Good deal - no leaks." Read more

    "Well made. Great price. Ordered spares." Read more

    "Nice gasket" Read more

    24 customers mention24 positive0 negative

    Customers are satisfied with the fit of the gasket. They mention that it fits perfectly on a 2003 6.0 2500hd, and is always a perfect fit on LS motors. Some appreciate the fact that they are name brand.

    "Perfect fit on my 04 Escalade." Read more

    "Fitment was perfect for my c6 ls3 corvette with kooks headers. worked great are holding up great after 2k plus miles with" Read more

    "Perfect fit. With these, along with replacing the broken oem bolts, my exhaust is nice and quiet again." Read more

    "It's an OE part so it fits great, thanks." Read more

    22 customers mention22 positive0 negative

    Customers are satisfied with the gasket's leakage. They mention that it works great and doesn't leak. Some say that it's of OEM quality and that it seals perfectly with aftermarket headers.

    "...Overall good seal no issues so far." Read more

    "Exact replacement, cleaned all surfaces and installed! Good deal - no leaks." Read more

    "Stopped my exhaust leak. Prior gasket failed when bolts were not tightened properly. Sounded like a bad hydraulic lifter tapping...." Read more

    "...need Speed Engineering Headers on my 02 Sierra 1500 5.4 and I have no leaks so it works great. I recommend it." Read more

    21 customers mention21 positive0 negative

    Customers are satisfied with the performance of the gaskets. They mention that they work well on cylinder heads, and are cost effective. Some say that the gaskets work better on KOOKS headers than the gaskes that KOOK sends. Overall, customers are happy with their purchase and recommend them to others.

    "It’s a nice multi layer steel GM gasket. They work great for headers" Read more

    "...Headers on my 02 Sierra 1500 5.4 and I have no leaks so it works great. I recommend it." Read more

    "These gaskets just work. Their only job is to seal my headers to my cylinder heads… They do that well and are cost effective." Read more

    "...worked great are holding up great after 2k plus miles with" Read more

    18 customers mention18 positive0 negative

    Customers appreciate the value of the gasket. They say it's a good deal, worth the money, and has good quality for the price. Some customers also mention that the gaske is better than the el cheapos.

    "Exact replacement, cleaned all surfaces and installed! Good deal - no leaks." Read more

    "Well made. Great price. Ordered spares." Read more

    "Fast shipping and great price." Read more

    "...to seal my headers to my cylinder heads… They do that well and are cost effective." Read more

    5 customers mention5 positive0 negative

    Customers have good things to say about the noise level of the gasket. They say, for example, it works great and makes their truck very quiet.

    "...This gasket and proper bolt torque fixed it. Engine is quiet now." Read more

    "...With these, along with replacing the broken oem bolts, my exhaust is nice and quiet again." Read more

    "Fit perfectly on a 2003 6.0 2500hd! Nice and quiet again!" Read more

    "Work great made truck very quiet now" Read more

    Super good gasket
    5 Stars
    Super good gasket
    Super good gasket for headers on ls engines
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