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LBZ Duramax Engine


Keep your 2006–2007 LBZ Duramax 6.6L running strong with high-quality engine parts built for performance and durability. From complete long blocks and short blocks to internal components like pistons, camshafts, bearings, and lifters, every part is engineered to meet or exceed OEM standards. Whether you're doing a stock rebuild or a high-horsepower upgrade, our LBZ Duramax engine parts deliver the strength, precision, and reliability your diesel demands.

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LBZ|LMM|LML Duramax OE Glow Plug GM 12639701
LBZ|LMM|LML Duramax OE Glow Plug GM 12639701 $38.57
Fits: Duramax 2006-2016
Duramax Billet Engine Oil Cap AFE 79-12002
Duramax Billet Engine Oil Cap AFE 79-12002 $88.13
Fits: Duramax 2001-2015
Oil Catch Can Mishimoto MMOCC-RB
Oil Catch Can Mishimoto MMOCC-RB $127.95
Fits: Universal
LB7|LLY|LBZ Duramax Amp Alternator XDP 220
LB7|LLY|LBZ Duramax Amp Alternator XDP 220 $299.95
Fits: Duramax 2001-2007
Duramax Gear Reduction Starter XDP XD251
Duramax Gear Reduction Starter XDP XD251 $299.95
Fits: Duramax 2001-2019
Duramax Gear Reduction Starter Mean Green 6600
Duramax Gear Reduction Starter Mean Green 6600 $419.00
Fits: Duramax 2001-2019
Duramax Radiator Coolant Drain Pipe XDP XD328
Duramax Radiator Coolant Drain Pipe XDP XD328 $59.95
Fits: Duramax 2006-2019
LBZ Duramax High Idle Switch BD 1036606
LBZ Duramax High Idle Switch BD 1036606 $44.95
Fits: LBZ Duramax 2006-2007
Duramax Power Belt Tensioner Alliant AP63449
Duramax Power Belt Tensioner Alliant AP63449 $133.83
Fits: Duramax 2002-2016
Idler/Tensioner Pulley Dayco 89051
Idler/Tensioner Pulley Dayco 89051 $22.35
Fits: 6.0 Powerstroke F-250-550 03-07 | GM 2500HD/3500HD 02-16
Silverado HD Clutch Master Cylinder Push Rod Bushing GM 12473050
Silverado HD Clutch Master Cylinder Push Rod Bushing GM 12473050 $28.59
Fits: Chevrolet Silverado HD 1999-2013 & 2015-2018
Duramax 2006-2010 Crankshaft Position Sensor GM 97365037
Duramax 2006-2010 Crankshaft Position Sensor GM 97365037 $114.48
Fits: Silverado/Express 2500/3500 2006-2010
Duramax 06-16 Glow Plug Bosch 0250203011
Duramax 06-16 Glow Plug Bosch 0250203011 $17.20
Fits: Duramax 2006-2016
Duramax Billet Aluminum Oil Cap XDP XD477
Duramax Billet Aluminum Oil Cap XDP XD477 $29.95
Fits: Duramax 2001-2021
Battery Extender 12V 1.5A Auto Meter BEX-1500
Battery Extender 12V 1.5A Auto Meter BEX-1500 $54.04
Fits: Universal - 12 Volts, 1.5 Amp
Manual Control Positive Air Shutdown BD 1036733-M
Manual Control Positive Air Shutdown BD 1036733-M $708.95
Fits: Universal - 4 Inch Intake Systems
Positive Air Shutdown With Electric Control BD 1036739
Positive Air Shutdown With Electric Control BD 1036739 $976.95
California Restricted
Fits: Universal - 4 Inch Intake Systems
Universal Carbon Fiber Oil Catch Can Mishimoto MMOCC-CF
Universal Carbon Fiber Oil Catch Can Mishimoto MMOCC-CF $162.95
California Restricted
Fits: Universal - Many Applications
Universal High-Flow Baffled Catch Can Kit Mishimoto MMBCC-HF
Universal High-Flow Baffled Catch Can Kit Mishimoto MMBCC-HF $280.95
California Restricted
Fits: Universal - Many Applications
Duramax Starter Bolt GM 97329632
Duramax Starter Bolt GM 97329632 $6.56
Fits: Duramax 2001-2018
Duramax OE Crankshaft Balancer Bolt GM 97329601
Duramax OE Crankshaft Balancer Bolt GM 97329601 $19.39
Fits: Duramax 2001-2022
Duramax 01-19 Battery Retainer GM 84109393
Duramax 01-19 Battery Retainer GM 84109393 $7.77
Fits: 2500/3500HD Silverado | Sierra 2001-2019
Duramax 06-19 NSBU (Neutral Start Back Up) Switch Allison 29542692
Duramax 06-19 NSBU (Neutral Start Back Up) Switch Allison 29542692 $184.71
Fits: 2500/3500HD Silverado | Sierra 2006-2019
LLY/LBZ/LMM Duramax Cast Iron Cylinder Head PPE 110100103
LLY/LBZ/LMM Duramax Cast Iron Cylinder Head PPE 110100103 $1,349.99
Fits: LLY/LBZ/LMM Duramax 2004.5-2010
Duramax Internal Oil Cooler Delete Kit PPE 114001000
Duramax Internal Oil Cooler Delete Kit PPE 114001000 $269.99
Fits: LB7 | LLY | LBZ | LMM Duramax 2001-2010
Electronic Control Positive Air Shutdown BD 1036733
Electronic Control Positive Air Shutdown BD 1036733 $976.95
Fits: Universal - 4 Inch Intake Systems
Baffled Oil Catch Can Mishimoto MMBCC-UNI
Baffled Oil Catch Can Mishimoto MMBCC-UNI $349.95
California Restricted
Fits: Universal - Many Applications
Large Aluminum Oil Catch Can Mishimoto MMOCC-LA
Large Aluminum Oil Catch Can Mishimoto MMOCC-LA $127.95
California Restricted
Fits: Universal - Many Applications
Select Options
Duramax Oil Cooler Adapter Fleece FPE-DMAX-OCADPT
Duramax Oil Cooler Adapter Fleece FPE-DMAX-OCADPT $99.00
Fits: LB7/LLY/LBZ Duramax 2001-2007 | LML Duramax 2011-2016
5.9/6.7 Cummins Rail Pressure Sensor Pigtail Fleece FPE-HAR-RP-PT
5.9/6.7 Cummins Rail Pressure Sensor Pigtail Fleece FPE-HAR-RP-PT $25.99
Fits: Duramax 2011-2016 | Cummins 2003-2012
LLY|LBZ|LMM Duramax Piston With Rings (Standard, Right Bank) MAHLE 224-3708WR
LLY|LBZ|LMM Duramax Piston With Rings (Standard, Right Bank) MAHLE 224-3708WR $214.66
Fits: LLY|LBZ|LMM Duramax 2006-2010
LLY|LBZ|LMM Duramax Piston With Rings (.020, Right Bank) MAHLE 224-3708WR.020
LLY|LBZ|LMM Duramax Piston With Rings (.020, Right Bank) MAHLE 224-3708WR.020 $214.92
Fits: LLY|LBZ|LMM Duramax 2006-2010
LLY|LBZ|LMM Duramax Piston With Rings (.030, Right Bank) MAHLE 224-3708WR.030
LLY|LBZ|LMM Duramax Piston With Rings (.030, Right Bank) MAHLE 224-3708WR.030 $176.96
Fits: LLY|LBZ|LMM Duramax 2006-2010
LLY|LBZ|LMM Duramax Piston With Rings (Standard, Left Bank) MAHLE 224-3709WR
LLY|LBZ|LMM Duramax Piston With Rings (Standard, Left Bank) MAHLE 224-3709WR $214.66
Fits: LLY|LBZ|LMM Duramax 2006-2010
LLY|LBZ|LMM Duramax Piston With Rings (.020, Left Bank) MAHLE 224-3709WR.020
LLY|LBZ|LMM Duramax Piston With Rings (.020, Left Bank) MAHLE 224-3709WR.020 $214.92
Fits: LLY|LBZ|LMM Duramax 2006-2010
LLY|LBZ|LMM Duramax Piston With Rings (.030, Left Bank) MAHLE 224-3709WR.030
LLY|LBZ|LMM Duramax Piston With Rings (.030, Left Bank) MAHLE 224-3709WR.030 $177.15
Fits: LLY|LBZ|LMM Duramax 2006-2010
Duramax 2006-2016 Glow Plug Diesel Rx DRX00057
Duramax 2006-2016 Glow Plug Diesel Rx DRX00057 $17.50
Fits: LBZ|LMM|LML Duramax 2006-2016
Duramax 2006-2010 Performance Diesel Series Damper Fluidampr 830111
Duramax 2006-2010 Performance Diesel Series Damper Fluidampr 830111 $574.82
Fits: LLY|LBZ|LMM Duramax 2006-2010
LBZ Duramax Exhaust Gas Recirculation (EGR) Cooler Kit Dorman 904-121
LBZ Duramax Exhaust Gas Recirculation (EGR) Cooler Kit Dorman 904-121 $372.29
California Restricted
Fits: LBZ Duramax 2006-2007
Duramax 2001-2016 Engine Oil Cooler Dorman 918-400
Duramax 2001-2016 Engine Oil Cooler Dorman 918-400 $394.95
Fits: LB7/LLY|LBZ|LMM|LML