2001-2010 Duramax Cognito - 3-Inch Performance Leveling Kit With Fox PS 2.0 IFP ShocksNew
The Cognito 3 Inch Performance Leveling Kit contains everything you need to level your truck or SUV with high quality components.
The Cognito 3 Inch Performance Leveling Kit includes the Cognito...
Description: - Yields 3 inches of front lift
- Cognito Ball Joint SM Series Upper Control Arm Kit
- Torsion Bar Adjuster Key Kit
- Fox 2.0 Performance Series Monotube Front Shocks
- Fox 2.0 Performance...More Details »
Item #: 110-P0753
Condition: New
This product is currently experiencing longer than normal lead times. Please allow additional 3-4 weeks when placing your order.
Price: $1,282.22
2001-2010 Duramax Cognito - 4" Standard Lift KitNew
Cognito 4” Standard Lift Kit (bundled) for 2001-2010 Chevrolet and GMC 2500HD/3500HD 2WD/4WD Trucks (Non-Torsion Bar Drop).
Cognito have bundled everything you need in a lift kit for your Sil...
Description: - Yields 4-inches of front lift
- Cognito Block and U-Bolt Kit yields 2-inches of rear lift
- Fox 2.0 Performance Series IFP Monotube Front and Rear Shocks
- Maintains Adequate Droop Travel for...More Details »
Item #: 110-P0785
Condition: New
This product is currently experiencing longer than normal lead times. Please allow additional 3-4 weeks when placing your order.
Price: $2,868.81
2001-2010 Duramax Cognito Upper Control Arm Kit (Ball Joint style boxed w/o dual shock mounts)New
These boxed upper control arms are the perfect upgrade for your 2001-2010 2500HD or 3500HD truck. The boxed design makes them extremely sturdy which makes them great for towing and offroad use. The...
Description: -Driver Upper Control Arm
-Passenger Upper Control Arm
-Ball Joint x2
-Bushing x8
-Crush Sleeve x4
-Hardware Pack
Item #: 110-90290
Condition: New
This product is currently experiencing longer than normal lead times. Please allow additional 3-4 weeks when placing your order.
Price: $541.45
2001-2010 LB7/LLY/LBZ/LMM Duramax Cognito - 6" Standard Lift KitNew
Cognito have bundled everything you need in a lift kit for your Silverado/Sierra 2500/3500 2WD/4WD with high quality Cognito components. There is no guesswork. Cognito components are engineered, ma...
Description: - Yields 6-inches of front lift
- Cognito Block and U-Bolt Kit yields 4-inches of rear lift
- SM Series Ball Joint Upper Control Arms
- Fox 2.0 Performance Series IFP Shocks
- Maintains...More Details »
Item #: 110-P0970
Condition: New
This product is currently experiencing longer than normal lead times. Please allow additional 3-4 weeks when placing your order.
Price: $3,571.72
Edge Insight CTS3 Gauge MonitorNew810009938903
Insight is the #1 preferred digital gauge monitor in the market today, used by daily drivers and enthusiasts everywhere. Engineered to be the most comprehensive, state-of-the-art, multi-gauge touc...
Description: Observe and understand your vehicle parameters using Edge state-of-the-art technology. The Edge Insight CTS3 delivers unmatched monitoring capability for any OBD II vehicle (1996 or newer). This...More Details »
Item #: 84130-3
Condition: New
Price: $419.95
01-19 LB7/LLY/LBZ/LMM/LML/L5P Duramax Goerend Allison 1000 Deep Pan with Filter & Filter LockNew
Manufactured by Goerend Transmission, this high capacity transmission pan is the perfect bonus to your built or stock Allison 1000 automatic. The pan is constructed of lightweight, cast-aluminum fo...
Clean up the engine bay of your 1999-2021 GM 1500/2500/3500 truck with this anodized billet aluminum brake reservoir cap from WCFab. This is a complete cap not a cover. CNC machined in the USA fro...
Description: - CNC Machined Billet Cap is a direct OEM Replacement not a cover
- Includes new diaphragm seal
- Made in USA
- Clear Anodized Finish
- Installs in seconds
Clean up the engine bay of your 1999-2021 GM 1500/2500/3500 truck with this anodized billet aluminum brake reservoir cap from WCFab. This is a complete cap not a cover. CNC machined in the USA fro...
Description: - CNC Machined Billet Cap is a direct OEM Replacement not a cover
- Includes new diaphragm seal
- Made in USA
- Clear Anodized Finish
- Installs in seconds
Item #: WCF100215
Condition: New
Price: $42.00
2001-2004 LB7 750+HP Built TransmissionNew
2001-2004 LB7 750+ HP Trans Build Includes standard 750 build with addition of; Billet Input and Output Shafts, P2 Billet Planet Fix with P1 Mod, Billet C2 Clutch Hub, C3 Oiler PTO Covers, and Goe...
All WCFab Built Allison Transmissions are assembled in-house in our climate controlled clean room. With over 10 years of combined experience and hundreds of builds in use to date, we have been abl...
1 Piece 3" Driver Side Intercooler pipe that was designed to replace the factory pipe and low-quality silicone boots. This Intercooler pipe compliments our S400 over stock twin turbo kit or LB7 Y-B...
This Product cannot ship to the state of California
Price: $275.00
2001-2004 LB7 Duramax 2" Stainless Single Turbo Up Pipe Kit for OEM Manifolds w/ GasketsNew
Replace the lightweight, leak prone, 1 5/8" OEM up pipes with these heavy duty 11 gauge 2" Stainless up pipe kit. HD Stainless Bellows that will not crack and leak like OEM. Increase Turbo spoolup ...
Item #: WCF100590Wehrli Custom FabricationSingle Turbo Kits|Y-bridge Kits, Intercooler Pipes, & Intercoolers|Down Pipes, Up pipes, Manifolds|Down Pipes & Up Pipes
Description: -Passenger Side Up Pipe
-Driver Side Up Pipe
-Up Pipe Gaskets (4)
Item #: WCF100590
Condition: New
In Stock
This Product cannot ship to the state of California
Price: $559.00
2001-2004 LB7 Duramax 2" Stainless Twin Turbo Up Pipe Kit for OEM Manifolds w/ GasketsNew
Replace the lightweight, leak prone, 1 5/8" OEM up pipes with these heavy duty 11 gauge 2" Stainless up pipe kit. HD Stainless Bellows that will not crack and leak like OEM. Increase Turbo spool-u...
Item #: WCF100589Wehrli Custom FabricationTwin Turbo Kits|Triple Turbo Kits|Down Pipes, Up pipes, Manifolds|Down Pipes & Up Pipes
The only High Flow 3” Y-Bridge on the market for your 2001-2004 LB7 that is compatible with the factory turbo! Also compatible with S300 or S400 single turbo install kits. Replaced the restrictiv...
This Product cannot ship to the state of California
Price: $569.00
2001-2004 LB7 Duramax 3.5" Intake HornNew
3 1/2" Turbo Intake Horn for 2001-2004 LB7 Duramax. Compatible with factory IHI Turbo or upgraded drop in IHI Turbos and OEM or aftermarket intakes. Great upgrade offering quicker spool up and more...
This Product cannot ship to the state of California
Price: $459.00
2001-2004 LB7 Duramax High Flow Intake Bundle KitNew
High Flow Intake Bundle Package for 2001-2004 LB7 Duramax. Saves ~$50.00 vs buying all components individually! CA Emissions Trucks require additional items, please call.
This Kit Includes;
WCF...
Item #: WCF100712Wehrli Custom FabricationY-bridge Kits, Intercooler Pipes, & Intercoolers|Intakes|Down Pipes, Up pipes, Manifolds|Duramax|Duramax|Down Pipes & Up Pipes|3" Y-Bridge Kits
Description: -3" Fabricated Y-Bridge
-3" Cold Side Intercooler Pipe
-3" Hot Side Intercooler Pipe
-4" Intake
-3 1/2" Intake Horn
-Dry Air Filter
-Outerwear's Pre-Filter Cover
-3" Turbo Downpipe...More Details »
Item #: WCF100712
Condition: New
This Product cannot ship to the state of California
Price: $1,729.00
2001-2004 LB7 Duramax S&B Cold Air Intake KitNew
MAXIMUM PERFORMANCE
S&B's cold air intake for the 2001-2004 Chevy / GMC Duramax LB7 6.6L was engineered to minimize air restriction and flows 44.63% better than stock. This kit comes with a fully ...
Description: - Minimizes air restriction and flow better than stock
- Fully enclosed airbox that protects the filter from dirt and keeps out engine heat
- Available in either 8-layer Cotton Cleanable or Dry Extendable media
Item #: 75-5101, 75-5101D
Condition: New
Price: $349.00
2001-2004 LB7 Duramax S300 Single Turbo Install KitNew
This kit will allow you to install an S300 based Turbo on your 2001-2004 LB7 Duramax. Replacing all of the OEM plumbing and y-bridge with high flow 3" diameter piping. Oil Lines are high quality st...
Description: -4" Intake
-Dry Air Filter
-Outerwear's Pre-Filter Cover
-T4 Pedestal with Hardware
-Stainless Steel Oil Feed and Drain Lines with Fittings
-3" Fabricated High Flow Y-Bridge
-3" Hot Side...More Details »
Item #: WCF100478
Condition: New
This Product cannot ship to the state of California
Price: $2,399.00
2001-2004 LB7 Duramax S400 Single Turbo Install KitNew
This kit will allow you to install an S400 based Turbo on your 2001-2004 LB7 Duramax. Replacing all of the OEM plumbing and y-bridge with high flow 3" diameter piping. Oil Lines are high quality st...
Description: -5" Intake
-Dry Air Filter
-Outerwear's Pre-Filter Cover
-T4 Pedestal & Spacer with Hardware
-Stainless Steel Oil Feed and Drain Lines with Fittings
-3" Fabricated High Flow Y-Bridge
-3" Hot...More Details »
Item #: WCF100489
Condition: New
This Product cannot ship to the state of California
Price: $2,539.00
2001-2004 LB7 Duramax 2" Stainless Single Turbo Style Pass Side Up Pipe for OEM Manifold with GasketsNew
Replace the light weight, leak prone passenger side OEM up pipe with this heavy duty 11 gauge 2" Stainless up pipe. HD Stainless Bellow that will not crack and leak like OEM. Increase Turbo spool ...
Item #: WCF100654Wehrli Custom FabricationSingle Turbo Kits|Y-bridge Kits, Intercooler Pipes, & Intercoolers|Down Pipes, Up pipes, Manifolds|Down Pipes & Up Pipes
Description: -Passenger Side Up Pipe (Clearance'd for conventional down pipes)
-Up Pipe Gaskets (2)
Item #: WCF100654
Condition: New
In Stock
This Product cannot ship to the state of California
Price: $299.00
2001-2004 LB7 Duramax 2" Stainless Twin Turbo Style Pass Side Up Pipe for OEM Manifold with GasketsNew
Replace the light weight, leak prone passenger side OEM up pipe with this heavy duty 11 gauge 2" Stainless up pipe. HD Stainless Bellows that will not crack and leak like OEM. Increase Turbo spool...
Item #: WCF100648Wehrli Custom FabricationTwin Turbo Kits|Down Pipes, Up pipes, Manifolds|Down Pipes & Up Pipes
Exergy Performance Reman LB7 Injectors modified 150% over with Bosch Motorsports Nozzles. Flow tested and balanced within 1% to offer the absolute smoothest and cleanest running engine. Core's must...
Exergy Performance Reman LB7 Injectors modified 200% over with Bosch Motorsports Nozzles. Flow tested and balanced within 1% to offer the absolute smoothest and cleanest running engine. Core's must...
Exergy Performance Reman LB7 Injectors modified 250% over with Bosch Motorsports Nozzles. Flow tested and balanced within 1% to offer the absolute smoothest and cleanest running engine. Core's must...
Exergy Performance Reman LB7 Injectors modified 300% over with Bosch Motorsports Nozzles. Flow tested and balanced within 1% to offer the absolute smoothest and cleanest running engine. Core's must...
Exergy Performance Reman LB7 Injectors modified 350% over with Bosch Motorsports Nozzles. Flow tested and balanced within 1% to offer the absolute smoothest and cleanest running engine. Core's must...
Exergy Performance Reman LB7 Injectors modified 400% over with Bosch Motorsports Nozzles. Flow tested and balanced within 1% to offer the absolute smoothest and cleanest running engine. Core's must...
Exergy Performance Reman LB7 Injectors modified 450% over with Bosch Motorsports Nozzles. Flow tested and balanced within 1% to offer the absolute smoothest and cleanest running engine. Core's must...
Exergy Performance Reman LB7 Injectors modified 500% over with Bosch Motorsports Nozzles. Flow tested and balanced within 1% to offer the absolute smoothest and cleanest running engine. Core's must...
Exergy Performance Reman LB7 Injectors modified 100% over. Flow tested and balanced within 1% to offer the absolute smoothest and cleanest running engine. Core's must be returned within 30 days for...
Exergy Performance Reman LB7 Injectors modified 30% over. Flow tested and balanced within 1% to offer the absolute smoothest and cleanest running engine. Core's must be returned within 30 days for ...
Exergy Performance Reman LB7 Injectors modified 45% over. Flow tested and balanced within 1% to offer the absolute smoothest and cleanest running engine. Core's must be returned within 30 days for ...
Exergy Performance Reman LB7 Injectors modified 60% over. Flow tested and balanced within 1% to offer the absolute smoothest and cleanest running engine. Core's must be returned within 30 days for ...
Exergy Performance Reman LB7 Injectors modified 100% over. Flow tested and balanced within 1% to offer the absolute smoothest and cleanest running engine. Core's must be returned within 30 days for...
Exergy Performance Reman LB7 Injectors modified 45% over. Flow tested and balanced within 1% to offer the absolute smoothest and cleanest running engine. Core's must be returned within 30 days for ...
Exergy Performance Reman LB7 Injectors modified 60% over. Flow tested and balanced within 1% to offer the absolute smoothest and cleanest running engine. Core's must be returned within 30 days for ...
Set of 8 Bosch Reman Sportsman LB7 Injectors, comparable to 10% over stock flow rating. Flow tested and balanced within 1% to offer the absolute smoothest and cleanest running engine. Core's must b...
This product is currently experiencing longer than normal lead times. Please call for availability.
This Product cannot ship to the state of California
Price: $2,360.00
2001-2004 LB7 Duramax Stealth G2 64mm Drop InNew
Fly Low, Drop Bombs! 640 Horsepower in a Stock Appearing package!
GEN 2
Stock turbo needs replacing? Time to upgrade! A bolt in, stock appearing replacement turbo for your 01-04 LB7. Features a 6...
This Product cannot ship to the state of California
Price: $1,975.00
2001-2004 LB7 Duramax Stealth G2 67mm Drop InNew
800HP, Drop-In, LB7 Stealth 67G2
Building this line of Stealth's meant designing a turbo that would be safe to tow with, fun to drive every day and perform at competitions. If you think street-a...
This Product cannot ship to the state of California
Price: $2,400.00
2001-2004 LB7 Duramax Twin CP3 Kit Black Anodized PulleyNew
Twin CP3 Pump Kit for the 2001-2004 LB7 allows you to mount a second high pressure CP3 pump (available separately) next to your AC Compressor to support larger injectors and higher horsepower. A se...
Item #: WCF100231Wehrli Custom FabricationDual CP3 Kits & Misc. Parts
Twin CP3 Pump Kit for the 2001-2004 LB7 allows you to mount a second high pressure CP3 pump (available separately) next to your AC Compressor to support larger injectors and higher horsepower. A se...
Item #: WCF100245Wehrli Custom FabricationDual CP3 Kits & Misc. Parts
This Product cannot ship to the state of California
Price: $1,295.00
2001-2004 LB7 Duramax Y-Bridge KitNew
The only High Flow 3” Complete Y-Bridge kit on the market for your LB7 that is compatible with the factory IHI turbo! Also compatible with WCFab S300 or S400 single turbo install kits! Repla...
Description: -3" Fabricated Y-Bridge (clearance'd for OEM style intake horn)
-3" Passenger Side Intercooler Pipe
-FPRV Block Off Kit
-Silicone Boots
-T-Bolt Clamps
-Bridge Flange Gaskets
-Map Sensor Seal and Hold Down Bracket
-Powder Coating
Item #: WCF100693
Condition: New
This Product cannot ship to the state of California
Price: $819.00
2001-2004 LB7 Duramax 3" Down PipeNew
3" LB7 Turbo Downpipe for use with OEM charger or Stealth series Drop in. High Temp Coated and Heat Wrap included
Item #: WCF100119Wehrli Custom FabricationDown Pipes, Up pipes, Manifolds|Down Pipes & Up Pipes
Description: -Atmosphere Turbo Pedestal with Built in Oil Return Fitting
-3" One Piece Y-bridge with HD Bead roll end
-3" cold side inter cooler pipe
-4" Turbo Down Pipe
-3" Turbo Hot Side Cross Over Pipe...More Details »
Item #: WCF100570
Condition: New
This Product cannot ship to the state of California
Price: $3,095.00
2001-2005 Duramax Twin CP3 ControllerNew
2001-2005 Duramax Twin CP3 Pump Controller to operate dual CP3's. A second CP3 pump adds volume to your high pressure fuel system to maintain consistent and smooth rail pressure in high horsepower ...
This Product cannot ship to the state of California
Price: $199.00
2001-2005 LB7/LLY Banks Power Intercooler New
Less restriction. Flows great. The stock intercooler is riddled with restrictions that cause turbulence, which kills airflow and power. Banks minimizes restrictions by making the flow are...
Description: Banks Power Intercooler for 2001-2005 LB7 & LLY Duramax. Intercooler only, Piping sold separate.
Improves Power, Durability & Fuel Economy
Optimizes the boosted air density for higher...More Details »
Take your '01-'05 Allison to another level by adding a sixth gear! Improve your LB7 or LLY's reliability by utilizing Duramaxtuner's in-house designed and tested kit coupled with their e...
Description: - Custom TCM tuning for your specific truck
- Double Overdrive = 14% RPM reduction
- All new valve body, wiring harness, and solenoids
- Lowered road noise
- Gear indicator works on Edge CTS...More Details »
Item #: 6SPEEDKIT
Condition: New
Please call for assistance with shipping quotes outside of the lower 48 states.
Deviant Race Parts 5/8" Transmission Repair lines for 01-05 GM 6.6L Duramax equipped Pickups with the Allison 1000 Transmission.
GM's factory transmission lines leave something to be desired. D...
Description: - 5/8" Industrial Strength Hydraulic Lines
- All necessary fittings and adapters to bolt up to factory locations
Item #: 73421
Condition: New
Price: $285.00
2001-2005 LB7/LLY Duramax Upper Coolant PipeNew
Aluminum Upper Coolant Pipe for LB7/LLY Duramax replaces the OEM rubber upper coolant hose and comes powder coated color of choice! NOTE: this pipe does not come standard with a WCFab badge like th...
2001-2007 LB7 / LLY / LBZ Duramax AMP Research PowerStep for Extended & Crew CabNew
Getting into your truck shouldn't feel like climbing Mount Everest. That's why AMP Research invested in POWERSTEP, the automatic, electric-powered running board that instantly extends when you open...
Description: - Fits Extended and Crew Cab Chevy Silverado and GMC Sierra 2500/3500 Diesel
- Includes Mounting Hardware
- Requires Drilling
Item #: 75113-01A
Condition: New
This product is currently experiencing longer than normal lead times. Please allow additional 5 weeks when placing your order.
Free Ground Shipping
Price: $1,399.99
2001-2007 LB7/LLY/LBZ Duramax Twin Turbo Coolant Tank KitNew
LB7, LLY, LBZ Duramax Fabricated Aluminum Coolant Tank Kit for Twin Turbo Applications mounts on passenger side fender. Does not allow use of passenger side battery in OEM location, must be relocated.
Description: -Coolant Tank
-Low Coolant Level Sensor
-Billet Anodized Cap
-Over Flow Hose
-Coolant Level Sight Glass
-Powder Coating
Item #: WCF100645
Condition: New
Price: $429.00
2001-2007 LB7/LLY/LBZ Duramax Allison 4x4 Transfer Case BraceNew
2001-2007 LB7/LLY/LBZ Duramax Allison Transfer Case Braces have been developed and tested for use on high horsepower Duramax applications, adding significant strength and reducing driveline flex co...
Description: Fabricated tubular steel support connects rear housing of Allison transmission to transfer case reinforcing the weaker tail housing section to eliminate flex caused by driveline vibrations which...More Details »
TCS Duramax Allison 1000 LML 4X4 Output Shaft 2001-2010 Duramax/Allison
This shaft is made in-house at TCS for heavy duty towing & competition applications. All TCS shafts are made from Select G...
2001-2010 Duramax 60" Traction Bar Kit (RCLB/CCSB/ECSB)New
***This kit includes 60" long bars for Regular Cab Long Bed, Extended Cab Short Bed and Crew Cab Short Bed Models***
***This kit is for 2001-2010 GM HD Trucks***
If you have Extended Cab Lon...
Description: ***For Regular Cab Long Bed, Extended Cab Short Bed and Crew Cab Short Bed Models***
-LIFETIME WARRANTY against bending or breaking (to original purchaser)
-60" Heavy Duty Bars
-Poly Bushings...More Details »
Item #: WCF100850
Condition: New
25-30 Business Day Lead Time
Price: $919.00
2001-2010 Duramax 68" Traction Bar Kit (ECLB, CCLB)New
***This kit includes 68" long bars for Extended Cab Long Bed and Crew Cab Long Bed Models***
***This kit is for 2001-2010 GM HD Trucks***
If you have regular cab long bed, extended cab short...
Description: ***For Extended Cab Long Bed and Crew Cab Long Bed Models***
-LIFETIME WARRANTY against bending or breaking (to original purchaser)
-68" Heavy Duty Bars
-Poly Bushings
-RockJock Johnny Joints...More Details »
