Verification of product compatibility requirements can be accomplished by:
1. Compare the damaged original product with our product pictures to see if they are the same.
2. Use the compatibility chart on the product details page to enter the details of the vehicle you want to match.
3. Compare the OE number of the product to the OE number of the damaged auto part.

Fits Following Models
Application: GM Chevrolet LS1 LS6 LQ4 LQ9 4.8L 5.3L 5.7L 6.0L
These gaskets can also be used with LS3, LS2, and 6.0L iron blocks, as well as 4.8L/5.3L and LS1/LS6 applications.
For GMC
GMC Sierra 1500 6.0L 2005
GMC Sierra 2500 5.3L 2000
GMC Sierra 2500 6.0L 2000-2004
GMC Sierra 1500 4.8L 2001-2005
GMC Sierra 1500 5.3L 2001-2005
GMC Sierra 2500 HD 6.0L 2002-2007
For Chevrolet
Chevrolet Express 3500 4.8L 2007
Chevrolet Express 3500 6.0L 2007
Chevrolet Silverado 3500 6.0L 2004
Chevrolet Silverado 2500 6.0L 2003
Chevrolet Silverado 3500 HD 6.0L 2010
Chevrolet Silverado 1500 4.8L 1999-2008
Chevrolet Silverado 1500 5.3L 1999-2008
Chevrolet Silverado 1500 6.0L 2004-2008
Chevrolet Silverado 2500 6.0L 2002-2003
Chevrolet Silverado 2500 HD 6.0L 2003-2009
Item Description
▸Brand: MODIGT
▸Type: Head Gasket Set
▸Manufacturer Warranty: 2 Years
▸OE/OEM Part Number: 12622033,T598129,12585673,12639249,12573460,12637683
▸Manufacturer Part Number: 12622033,T598129,12585673,12639249,12573460,12637683
▸Interchange Part Number: 12558178,BTR73450,12617944,12612350, 126302,12633904
Product overview
✍This engine head gasket can accurately prevent motor oil from leaking out as it travels around the camshafts, rockers and valves.
✍This engine head gasket set is made of high-precision steel metal material, which has extremely high heat resistance and high temperature and high pressure resistance, ensuring the normal operation of the equipment and improving efficiency.
✍We provide excellent after-sales service and a two-year warranty. Each item undergoes careful packaging inspection before shipment.You can purchase with confidence.
✍This high-quality gasket set from MODIGT, a trusted brand in gaskets and sealing systems, ensures a secure seal between the valve cover and engine block. This set is guaranteed to provide a reliable and durable solution for your vehicle's cylinder head gasket needs.
Package
▸Gen III Valley Cover Gasket 12558178
▸LS1/LS2/LS3 Header Gasket
▸LS Oil Pan Gasket
▸LS Water Pump Gasket
▸LS Front Cover Gasket
▸LS Valve Cover Gasket
▸LS Damper Seal
▸LS Rear Cover Gasket
▸Rear Main Seal
▸Water Crossover/Block Off Gaskets 12551933
▸Oil Filter Adapter Bypass Gasket 12611384
▸Knock Sensor Grommet 12558177
▸Multi-Layer Steel (MLS) Head Gaskets for LS9 engines

✔️ This head gasket set is just what you need to keep your car in good running order.
✔️ The full gasket set that you will receive in this kit is a high quality gasket that the dealers and rebuilding shops use everyday.
✔️ So do not settle for lesser quality parts when it comes to engine repair. These full gasket sets are designed for the professional installer.
✔️ It does not come with any installation instructions. If you do not have a service manual, please consult a professional mechanic prior to installing this full gasket set.
Why choose us?
➫ Our products have undergone continuous testing and improvement. This cylinder gasket is made of metal material and has a special construction process, making every aspect of the gasket exceptionally superior.
➫ As the core component of the engine, the car cylinder gasket plays a crucial role. Sealing the combustion chamber to prevent mixing of coolant and oil, gas leakage, and withstand high temperature and high pressure working environment, so the selection of cylinder gasket material is extremely important.
➫ The metal materials we use have extremely high strength and hardness, and can withstand harsh working environments of high pressure and high temperature. The surface can form a stable oxide film, which has excellent corrosion resistance, high temperature resistance, and high pressure performance, standing out among many cylinder liners!
➫ We have excellent after-sales service. If you have any problems after purchasing the product, please send us a message immediately, and we will solve the problem for you with the utmost sincerity.
Note
1. Please make sure it is suitable for your car before purchase.
2. Please feel free to contact us if you have any questions.
- Thank you for visiting this item, Wishing you a happy life. -
