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    LBZ Duramax Engine


    LBZ Duramax Gaskets & Seals
    LBZ Duramax Gaskets & Seals
    LBZ Duramax Rotating Assembly
    LBZ Duramax Rotating Assembly
    LBZ Duramax Studs & Fasteners
    LBZ Duramax Studs & Fasteners
    LBZ Duramax Cooling System
    LBZ Duramax Cooling System
    LBZ Duramax Valvetrain
    LBZ Duramax Valvetrain
    LBZ Duramax Up Pipes
    LBZ Duramax Up Pipes
    LBZ Duramax Oil Pan
    LBZ Duramax Oil Pan
    LBZ Duramax Exhaust Manifolds
    LBZ Duramax Exhaust Manifolds
    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 $90.07
    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 $439.00
    Fits: Duramax 2001-2019
    Duramax Radiator Coolant Drain Pipe XDP XD328
    Duramax Radiator Coolant Drain Pipe XDP XD328 $59.95
    Fits: Duramax 2006-2019
    LB7|LLY|LBZ Duramax High Output Alternator XDP XD355
    LB7|LLY|LBZ Duramax High Output Alternator XDP XD355 $477.95
    Fits: Duramax 2001-2007
    LBZ Duramax High Idle Switch BD 1036606
    LBZ Duramax High Idle Switch BD 1036606 $46.95
    Fits: LBZ Duramax 2006-2007
    Duramax Power Belt Tensioner Alliant AP63449
    Duramax Power Belt Tensioner Alliant AP63449 $137.19
    Fits: Duramax 2002-2016
    Duramax CAT Fuel Filter Adapter Sinister Diesel SD-CAT-DMAX
    Duramax CAT Fuel Filter Adapter Sinister Diesel SD-CAT-DMAX $149.99
    Fits: Duramax 2001-2016
    LB7|LLY|LBZ Duramax High Output Alternator Mean Green 8247
    LB7|LLY|LBZ Duramax High Output Alternator Mean Green 8247 $439.00
    Fits: Duramax 2001-2007
    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 Billet Aluminum Oil Cap XDP XD477
    Duramax Billet Aluminum Oil Cap XDP XD477 $29.95
    Fits: Duramax 2001-2024
    Manual Control Positive Air Shutdown BD 1036733-M
    Manual Control Positive Air Shutdown BD 1036733-M $748.95
    Fits: Universal - 4 Inch Intake Systems
    Positive Air Shutdown With Electric Control BD 1036739
    Positive Air Shutdown With Electric Control BD 1036739 $946.95
    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 $239.95
    California Restricted
    Fits: Universal - Many Applications
    Duramax 01-19 Rear 180 Degree Thermostat AcDelco 131-131
    Duramax 01-19 Rear 180 Degree Thermostat AcDelco 131-131 $44.84
    Fits: Duramax 2001-2019
    Duramax Starter Bolt GM 97329632
    Duramax Starter Bolt GM 97329632 $6.56
    Fits: Duramax 2001-2026
    Duramax OE Crankshaft Balancer Bolt GM 97329601
    Duramax OE Crankshaft Balancer Bolt GM 97329601 $19.39
    Fits: Duramax 2001-2024
    Duramax Engine Lower Valve Cover Dowel Pin GM 97014295
    Duramax Engine Lower Valve Cover Dowel Pin GM 97014295 $6.40
    Fits: Duramax 2004.5-2020
    Duramax 01-19 Battery Retainer GM 84109393
    Duramax 01-19 Battery Retainer GM 84109393 $7.77
    Fits: 2500/3500HD Silverado | Sierra 2001-2019