Collection: 2006-2007 6.6L LLY/LBZ Duramax Transmission
2006-2007 6.6L LLY/LBZ Duramax Transmission
Maximize the performance and durability of your 2006-2007 6.6L LLY/LBZ Duramax with high-performance transmission parts. From torque converters to transmission cooler lines and PTO covers, our components are designed to handle high power outputs, improve shifting performance, and extend...
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Suncoast 4L60 & 700R4 Input Shaft - 300M, 30 Spline, Late, w/ Capsule
Regular price $772.50 USDSale price $772.50 USD Regular priceUnit price / per -
Suncoast 300M Output Shaft, 2-Piece, Shortened for #701935 - 6.260" Overall Length, 3.685" Spline Length
Regular price $972.50 USDSale price $972.50 USD Regular priceUnit price / per -
Suncoast Trick-Stick Locking Dipstick & Tube kit - Bell Mount, 26" Forward Bent
Regular price $152.38 USDSale price $152.38 USD Regular priceUnit price / per -
Suncoast 4L60E Transmission Filter - Deep Pan Only, '97 & Up
Regular price $40.88 USDSale price $40.88 USD Regular priceUnit price / per -
Suncoast 4L80E / 4L85E Catch Can & Hardware Kit
Regular price $352.50 USDSale price $352.50 USD Regular priceUnit price / per -
Suncoast 6L80E / 6L85E / 6L90E 10" Triple Disk Lock-Up SuperStreet Master Torque Converter w/ Billet Cover
Regular price $3,347.50 USDSale price $3,347.50 USD Regular priceUnit price / per -
Suncoast 6L80E / 6L90E Upgrade Kit
Regular price $2,030.92 USDSale price $2,030.92 USD Regular priceUnit price / per -
Suncoast 6L80E / 6L90E 1-2-3-4 Heavy Duty Piston
Regular price $181.70 USDSale price $181.70 USD Regular priceUnit price / per -
Suncoast 6L80E / 6L90E 4-5-6 Heavy Duty Clutch Apply Piston Kit w/ Backing Plate
Regular price $311.90 USDSale price $311.90 USD Regular priceUnit price / per -
Suncoast 6L80E / 6L90E Clutch Backing Plate
Regular price $157.30 USDSale price $157.30 USD Regular priceUnit price / per -
Suncoast 6L80E / 6L90E Center Support Seal Kit
Regular price $127.85 USDSale price $127.85 USD Regular priceUnit price / per -
Suncoast 6L80E / 6L90E Backing Plate
Regular price $117.20 USDSale price $117.20 USD Regular priceUnit price / per -
Suncoast 6L80E / 6L90E Clutch Boost Valve
Regular price $95.40 USDSale price $95.40 USD Regular priceUnit price / per -
Suncoast 6L80E / 6L90E Pump Slide Spring
Regular price $74.75 USDSale price $74.75 USD Regular priceUnit price / per -
Suncoast 6L80E / 6L90E Pressure Regulator & Boost Valve
Regular price $192.25 USDSale price $192.25 USD Regular priceUnit price / per -
Suncoast 6L80E / 6L90E AFL Valve
Regular price $158.93 USDSale price $158.93 USD Regular priceUnit price / per -
Suncoast 6L80E / 6L90E Complete Zip Kit
Regular price $789.78 USDSale price $789.78 USD Regular priceUnit price / per -
Suncoast 6L80E / 6L90E 11 Piece Bushing Kit - Teflon Coated Dura Bond
Regular price $275.30 USDSale price $275.30 USD Regular priceUnit price / per -
Suncoast 6L80E / 6L90E Pump Bushing - Teflon Coated Dura Bond
Regular price $28.55 USDSale price $28.55 USD Regular priceUnit price / per -
Suncoast Reamer Tool Kit For 77754-09K, 34200-16K, SC-4L80E & SC-4L60E
Regular price $717.52 USDSale price $717.52 USD Regular priceUnit price / per -
Suncoast Pump Vane - Pack of 100
Regular price $215.00 USDSale price $215.00 USD Regular priceUnit price / per -
Suncoast Transmission Cooler Line Fitting - -6 AN To 9/16-18, Side And Cooler, Set Of 2
Regular price $56.12 USDSale price $56.12 USD Regular priceUnit price / per -
Suncoast Case Cooler Line Manifold Adapter w/ Two -6 AN Fittings
Regular price $146.58 USDSale price $146.58 USD Regular priceUnit price / per -
Suncoast ALLISON F TRIM TCC SOLENOID
Regular price $168.00 USDSale price $168.00 USD Regular priceUnit price / per -
Suncoast ALLISON 01-10 PR SPRING KIT
Regular price $49.00 USDSale price $49.00 USD Regular priceUnit price / per -
Suncoast ALLISON BILLET C2 HUB
Regular price $625.00 USDSale price $625.00 USD Regular priceUnit price / per -
Suncoast ALLISON BILLET INTERMEDIATE SHAFT
Regular price $625.00 USDSale price $625.00 USD Regular priceUnit price / per -
Suncoast ALLISON BILLET INPUT SHAFT
Regular price $755.00 USDSale price $755.00 USD Regular priceUnit price / per
2006-2007 6.6L LLY/LBZ Duramax Transmission
Maximize the performance and durability of your 2006-2007 6.6L LLY/LBZ Duramax with high-performance transmission parts. From torque converters to transmission cooler lines and PTO covers, our components are designed to handle high power outputs, improve shifting performance, and extend the lifespan of your drivetrain. Whether you're replacing stock parts or upgrading for more performance, our transmission components offer reliability and top-tier performance.
High-Quality Transmission Parts for 6.6L LLY/LBZ Duramax
Our transmission parts are sourced from trusted brands like ATS Diesel Performance, Fleece Performance, and PPE. These products are built to withstand heavy-duty applications, provide smoother shifting, and improve your truck's overall performance, whether you're towing, racing, or off-roading.
Why Choose Our Transmission Parts?
Upgrading your transmission ensures better reliability, improved torque handling, and optimized shifting. These parts are engineered for Duramax owners who demand high performance and dependability.
Key Features:
- Enhanced Shifting Performance: Smooth, reliable shifting for a better driving experience.
- Durability: Designed to handle high power output and heavy-duty conditions.
- Performance Optimization: Upgrades to improve torque and overall transmission efficiency.















