CYLINDER HEADS
Cylinder heads play a crucial role in the combustion process of an engine, making them an essential component for optimal performance. In our extensive collection of Cylinder Heads, you will find a variety of options designed to meet the specific needs of your vehicle.
Whether you are looking for remanufactured cylinder heads or ported and polished options, we have a diverse range of products to choose from. Our selection includes passenger side and driver's side cylinder heads for various models and years of GM Duramax 6.6L engines, such as the LML, LBZ, LMM, and LLY.
Choose from trusted brands like Fleece and Industrial Injection, known for their high-quality and durable products. You can find stock remanufactured cylinder heads as well as upgraded ported and polished options to enhance your engine's performance.
For those looking for individual cylinder heads, we offer cast iron options from PPE designed for specific GM Duramax engines like the LLY, LBZ, LMM, and LB7. Whether you need a replacement cylinder head or are looking to upgrade for better performance, our collection has something for every need.
Invest in the quality and reliability of our Cylinder Heads to ensure your engine performs at its best. With top-of-the-line products and a wide range of options, you can find the perfect fit for your vehicle's requirements and specifications. Trust in our Cylinder Heads to keep your engine running smoothly and efficiently.
Whether you are looking for remanufactured cylinder heads or ported and polished options, we have a diverse range of products to choose from. Our selection includes passenger side and driver's side cylinder heads for various models and years of GM Duramax 6.6L engines, such as the LML, LBZ, LMM, and LLY.
Choose from trusted brands like Fleece and Industrial Injection, known for their high-quality and durable products. You can find stock remanufactured cylinder heads as well as upgraded ported and polished options to enhance your engine's performance.
For those looking for individual cylinder heads, we offer cast iron options from PPE designed for specific GM Duramax engines like the LLY, LBZ, LMM, and LB7. Whether you need a replacement cylinder head or are looking to upgrade for better performance, our collection has something for every need.
Invest in the quality and reliability of our Cylinder Heads to ensure your engine performs at its best. With top-of-the-line products and a wide range of options, you can find the perfect fit for your vehicle's requirements and specifications. Trust in our Cylinder Heads to keep your engine running smoothly and efficiently.
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INDUSTRIAL INJECTION PDM-LB7SH GM REMANUFACTURED STOCK HEADS FOR 01-04 LB7 DURAMAX
INDUSTRIAL INJECTION
$1,951.11The Industrial Injection LB7 Duramax Stock Remanufactured Heads are designed to be a factory replacement. Complete ready to bolt on. Heads are first jet washed in a high pressure spray cabinet to remove oil and dirt, then glass beaded to remove carbon...$1,951.11 -
INDUSTRIAL INJECTION PDM-LB7RH GM RACE HEADS FOR 01-04 6.6L DURAMAX
INDUSTRIAL INJECTION
$6,037.46The Industrial Injection LB7 Duramax Race Heads are designed for the racer / sled puller in mind. Fully CNC ported heads with screw in torque lock injector cups complete ready to bolt on. Heads are first jet washed in a high pressure spray cabinet to...$6,037.46 -
INDUSTRIAL INJECTION PDM-LB7SH-TL GM REMANUFACTURED STOCK HEADS FOR 01-04 LB7 DURAMAX WITH TORQUE LOCK CAPS
INDUSTRIAL INJECTION
$3,079.11The Industrial Injection LB7 Duramax Stock Remanufactured Heads with Torque Lock Cups are designed to be an upgraded factory replacement. Complete ready to bolt on. Heads are first jet washed in a high pressure spray cabinet to remove oil and dirt, then...$3,079.11 -
INDUSTRIAL INJECTION PDM-LLYSH GM REMANUFACTURED HEADS FOR 2004.5-2005 LLY 6.6L DURAMAX
INDUSTRIAL INJECTION
$2,011.46The Industrial Injection LLY Duramax Stock Remanufactured Heads are designed to be a factory replacement. Complete ready to bolt on. Heads are first jet washed in a high pressure spray cabinet to remove oil and dirt, then glass beaded to remove carbon...$2,011.46 -
INDUSTRIAL INJECTION PDM-LLYRH GM RACE HEADS FOR 2004.5-2005 LLY 6.6L DURAMAX
INDUSTRIAL INJECTION
$4,643.82The Industrial Injection LLY Duramax Race Heads are designed for the racer / sled puller in mind. Fully CNC ported heads complete ready to bolt on. Heads are first jet washed in a high pressure spray cabinet to remove oil and dirt, then glass beaded to...$4,643.82 -
INDUSTRIAL INJECTION PDM-LMLSH GM REMANUFACTURED STOCK HEADS FOR 11-16 LML 6.6L DURAMAX
INDUSTRIAL INJECTION
$2,011.46The Industrial Injection LML Duramax Stock Remanufactured Heads are designed to be a factory replacement. Complete ready to bolt on.Heads are first jet washed in a high pressure spray cabinet to remove oil and dirt, then glass beaded to remove carbon...$2,011.46 -
INDUSTRIAL INJECTION PDM-LMLRH GM RACE HEADS FOR 11-16 LML 6.6L DURAMAX
INDUSTRIAL INJECTION
$4,643.82The Industrial Injection LML Duramax Race Heads are designed for the racer / sled puller in mind. Fully CNC ported heads complete ready to bolt on. Heads are first jet washed in a high pressure spray cabinet to remove oil and dirt, then glass beaded to...$4,643.82 -
INDUSTRIAL INJECTION PDM-LB7SHN GM STOCK CYLINDER HEADS FOR 01-04 LB7 6.6L DURAMAX
INDUSTRIAL INJECTION
$2,852.31Industrial Injection is proud to offer Brand New LB7 Duramax Stock Cylinder Heads for your 2001-2004 GM Duramax. These brand new GM OE cylinder heads have a reinforced casting to make them more durable and help eliminate cracking. Each head has been...$2,852.31 -
INDUSTRIAL INJECTION HS54580 GM ENGINE CYLINDER HEAD GASKET SET FOR 01-04 6.6L LB7 DURAMAX
INDUSTRIAL INJECTION
$359.28C2 Head Gasket not Included; Cylinder Head Bolts Not Included. MAHLE Original head gasket sets are packaged in shrink wrapped tray, giving you the ability to view the contents prior to opening the package. MAHLE Original head sets give you original...$359.28 -
FLEECE FPE-61-10001-P-CL FREEDOM SERIES DURAMAX CYLINDER HEAD WITH CUPLESS INJECTOR BORE FOR 2001-2004 LB7 (PASSENGER SIDE)
FLEECE PERFORMANCE
$1,521.13Freedom Series cylinder heads for the LB7 6.6L Duramax now with a cupless injector bore - save time and money with no more injector cups to install, leak, or worry about. Each cylinder head is assembled from a new casting in our state-of-the-art Freedom...$1,521.13 -
FLEECE FPE-61-10001-D-CL FREEDOM SERIES DURAMAX CYLINDER HEAD WITH CUPLESS INJECTOR BORE FOR 2001-2004 LB7 (DRIVER SIDE)
FLEECE PERFORMANCE
$1,521.13Freedom Series cylinder heads for the LB7 6.6L Duramax now with a cupless injector bore - save time and money with no more injector cups to install, leak, or worry about. Each cylinder head is assembled from a new casting in our state-of-the-art Freedom...$1,521.13 -
PPE 110100101 CAST IRON CYLINDER HEAD (ONE) FOR 01-04 GM DURAMAX 6.6L LB7
PACIFIC PERFORMANCE ENGINEERING
$1,868.5250 States Emissions Legal (E.O. D-701-38) The OEM Duramax cast-aluminum cylinder heads fall short over time - the different heat expansion rates between cast-iron engine block and cast-aluminum cylinder head cause head gasket scrubbing and eventually...$1,868.52 -
PPE 110100103 CAST IRON CYLINDER HEAD (ONE) FOR 04.5-10 GM 6.6L DURAMAX LLY/LBZ/LMM
PACIFIC PERFORMANCE ENGINEERING
$1,868.52The OEM Duramax cast-aluminum cylinder heads fall short over time - the different heat expansion rates between cast-iron engine block and cast-aluminum cylinder head cause head gasket scrubbing, and eventually blown head gaskets. The aluminum cylinder...$1,868.52 -
FLEECE FPE-61-10002-D 2004.5-2005 FACTORY LLY DURAMAX CYLINDER HEAD (DRIVER SIDE)
FLEECE PERFORMANCE
$1,521.13Introducing our Freedom Series cylinder heads for the 6.6L Duramax! Each cylinder head is manufactured in our state-of-the-art Freedom Racing Engine shop and is guaranteed to meet or exceed factory specifications. All heads are meticulously inspected,...$1,521.13 -
FLEECE FPE-61-10002-P 2004.5-2005 FACTORY LLY DURAMAX CYLINDER HEAD (PASSENGER SIDE)
FLEECE PERFORMANCE
$1,521.13Introducing our Freedom Series cylinder heads for the 6.6L Duramax! Each cylinder head is manufactured in our state-of-the-art Freedom Racing Engine shop and is guaranteed to meet or exceed factory specifications. All heads are meticulously inspected,...$1,521.13 -
FLEECE FPE-61-10003-D 2006-2010 FACTORY LBZ/LMM DURAMAX CYLINDER HEAD (DRIVER SIDE)
FLEECE PERFORMANCE
$1,521.13Introducing our Freedom Series cylinder heads for the 6.6L Duramax! Each cylinder head is manufactured in our state-of-the-art Freedom Racing Engine shop and is guaranteed to meet or exceed factory specifications. All heads are meticulously inspected,...$1,521.13 -
FLEECE FPE-61-10003-P 2006-2010 FACTORY LBZ/LMM DURAMAX CYLINDER HEAD (PASSENGER SIDE)
FLEECE PERFORMANCE
$1,521.13Introducing our Freedom Series cylinder heads for the 6.6L Duramax! Each cylinder head is manufactured in our state-of-the-art Freedom Racing Engine shop and is guaranteed to meet or exceed factory specifications. All heads are meticulously inspected,...$1,521.13 -
FLEECE FPE-61-10004-D 2011-2016 FACTORY LML DURAMAX CYLINDER HEAD (DRIVER SIDE)
FLEECE PERFORMANCE
$1,521.13Introducing our Freedom Series cylinder heads for the 6.6L Duramax! Each cylinder head is manufactured in our state-of-the-art Freedom Racing Engine shop and is guaranteed to meet or exceed factory specifications. All heads are meticulously inspected,...$1,521.13 -
FLEECE FPE-61-10004-P 2011-2016 FACTORY LML DURAMAX CYLINDER HEAD (PASSENGER SIDE)
FLEECE PERFORMANCE
$1,521.13Introducing our Freedom Series cylinder heads for the 6.6L Duramax! Each cylinder head is manufactured in our state-of-the-art Freedom Racing Engine shop and is guaranteed to meet or exceed factory specifications. All heads are meticulously inspected,...$1,521.13