- Home »
- Catalog
GI Service Center » 2001, Sierra 2500 HD
Products for:
- Year: 2001
- Model: Sierra 2500 HD
View Universal items for: 2001 Sierra 2500 HD
Browse Products
Description: - 3" Fabricated Billet Y-Bridge (clearanced for OEM style intake horn)
- 3" Passenger Side Intercooler Pipe - 14g Mandrel Bent Aluminum Construction
- 50% more airflow than OEM upper intake...More Details »
Item #: WCF100693
Condition:
New
WCFab Red, WCFab Grey and Gloss Black in stock and ships in 3-5 business days. 10-15 business day lead time on other colors.
This Product cannot ship to the state of California
Price: $925.00
Description: - 3" Downpipe
- Heat Wrap
- High Temp Ceramic Coating
- Bolt on upgrade
- No tuning required
Item #: WCF100119
Condition:
New
In Stock. Ships in 3-5 business days.
This Product cannot ship to the state of California
Price: $245.00
Description: -Twin CP3 Pump Controller
-Wire Harness
-Connectors
Item #: WCF100093
Condition:
New
In stock. Ships in 3-5 business days.
This Product cannot ship to the state of California
Price: $259.00
Description: - 14g Aluminum Coolant Pipe
- Silicone Boots
- Stainless Steel T-Bolt Clamps
- Custom Powder Coat Finish
Item #: WCF100860
Condition:
New
WCFab Red, Gloss Black, and Gloss White in stock and ships in 3-5 business days. 10-15 business day lead time on other colors.
Price: $149.00
Description: - CNC Machined Billet Aluminum Thermostat Upper Housing
- Coolant Pipe
- Silicone Boots
- T-Bolt Clamps
Item #: WCF100405
Condition:
New
WCFab Red, WCFab Grey, Gloss Black, and Gloss White in stock and ships in 3-5 business days. 10-15 business day lead time on other colors.
Price: $489.00
Description: -Coolant Tank
-Serviceable Low Coolant Level Sensor
-Billet Anodized Cap
-Over Flow Hose
-Coolant Level Sight Glass
-Installation Hardware
-Durable Custom Powder Coat Finish
Item #: WCF100645
Condition:
New
WCFab Red, Candy Teal, Gloss White, and Gloss Black in stock and ships in 3-5 business days. 10-15 business day lead time on other colors.
Price: $489.00
Description: - MAF Bung for Custom Intakes
- CNC Machined Billet Aluminum
- Made in USA
- M4 x .7mm Thread Mounting Holes (hardware not included)
Item #: WCF205-26
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $35.00
Description: - MAF Bung for Custom Intakes
- CNC Machined Billet Steel
- Made in USA
- M4 x .7mm Thread Mounting Holes (hardware not included)
Item #: WCF205-31
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $39.00
Description: -Coolant Tank
-Low coolant sensor
-Cap
-Hoses
-Clamps
-Fittings
-Powder Coating
Item #: WCF100642
Condition:
New
Gloss Black and Raw in stock and ships in 3-5 business days.
Price: $379.00
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 »
Item #: WCF100130
Condition:
New
WCFab Red & Gloss Black in stock and ships in 3-5 business days. 10-15 business day lead time on other colors.
Price: $185.00
Description: Correct replacement sensor for WCFab Fabricated Coolant Tanks designed for LB7, LLY, LBZ, LMM and L5P Duramax trucks
Item #: WCF206-19
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $51.00
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
WCFab Red, Gloss Black, Flat Black, and Gloss White in stock and ships in 3-5 business days. 10-15 business day lead time on other colors.
Price: $999.00
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 »
Item #: WCF100852
Condition:
New
WCFab Red with Standard Brushed Tag, Gloss White with Standard Brushed Tag and Gloss Black with Standard Brushed Tag in stock and ships in 3-5 business days. 10-15
business day lead time on other colors.
Price: $999.00
Description: - Includes Axle side bolt on and Frame side weld on mounts
- Grade 8 Hardware
- This part number is mounting hardware only. Bars not included.
- Powder Coating with zinc primer base coat on axle side brackets
Item #: WCF100840
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $285.00
Description: Replaces OEM plastic front shield for lower engine bay and cooling stack which is prone to cracking and breaking.
- Constructed from heavy gauge aluminum
- Uses OEM mounting points
- Provides...More Details »
Item #: WCF100463
Condition:
New
Fine Texture Black and Semi Gloss Black in stock and ships in 3-5 business days. 10-15 business day lead time on other colors.
Price: $299.00
Description: -Left & Right Mount
-High Grade Hardware for Mount to Engine
-Thread-locker compound
-Poly Bushings
-Powder Coating
Item #: WCF100158
Condition:
New
WCFab Red & Gloss Black in stock - ships in 3-5 business days. 10-15 business day lead time on other colors.
Price: $479.00
Description: - Gasket Kit for 2001-2010 LB7/LLY/LBZ/LMM Duramax VVT Style Turbos
Item #: WCF100179
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $120.00
Description: - Made from cast A356.0-T6 aluminum
- Includes fasteners, pan, NPT plug, and billet stainless steel Neodymium magnet drain plug
- Finished in your choice of custom powder colors
- Provides 1 additional Quart of Oil Capacity vs. Stock
Item #: WCF100131
Condition:
New
10-15 Business Day Lead Time
Price: $379.00
Description: - Professional Grade
- Ideal for Powertrain Conversion Test Fitments or Display Engine Builds using the 2001-2016 GM 6.6L Duramax Diesel platform
- Fully welded assembly for increased accuracy...More Details »
Item #: WCF100651
Condition:
New
Raw in stock and ships in 3-5 business days. 10-15 business day lead time on powder coat.
Price: $895.00
Description: - Fully TIG Welded, CNC machined billet steel exhaust manifolds
- Finished in Black Ceramic Coat rated for 1800ºF
- Includes new gaskets for manifold to cylinder head and manifold to up pipe
-...More Details »
Item #: WCF100363
Condition:
New
In Stock. Ships in 3-5 business days.
This Product cannot ship to the state of California
Price: $1,445.00
Description: ARP Bolt kit for 2001-2016 Duramax Up Pipes or LB7 Turbo Down pipe. 6 Washers and Bolts for installing 1 up pipe. Includes ARP Lube.
Purchase two sets when installing a pair of up pipes.
Item #: WCF100240
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $38.00
Description: - Fully TIG Welded 11 GA Stainless Steel Construction
- Heavy Duty 2" Driver Side Up Pipe
- Up Pipe Gaskets (2)
- SEMA Certified Emissions Compliant (SC-WCF01-0189)
- Made in USA
Item #: WCF100652
Condition:
New
In Stock. Ships in 3-5 business days.
This Product cannot ship to the state of California
Price: $345.00
Description: - Up pipe to Turbo gasket
- Up pipe to Manifold gasket
Item #: WCF100364
Condition:
New
Price: $19.95
Description: - TIG Welded Fabricated Aluminum Cover for Plastic Reservoir
- Utilizes OEM Mounting Points and Hardware
- Installs in minutes with basic hand tools
- Custom Powder Coat Finish
- Made in USA
-...More Details »
Item #: WCF100205
Condition:
New
WCFab Red, Illusion Purple, Candy Teal, Bengal Blue, Bengal Red, Gloss Black, and Gloss White in stock and ships in 3-5 business days. 10-15 business day lead time on
other colors.
Price: $150.00
Description: - CNC Machined Billet Aluminum GM factory oil cap filler neck replacement
- Matches WCFab Billet Aluminum Coolant Tank and Brake Reservoir Caps
- Includes o-ring seal
- Machined cam lock
-...More Details »
Item #: WCF100443
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $53.00
Description: - CNC Machined Billet Aluminum GM factory oil cap filler neck replacement
- Matches WCFab Billet Aluminum Coolant Tank and Brake Reservoir Caps
- Includes o-ring seal
- Machined cam lock
-...More Details »
Item #: WCF100442
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $53.00
Description: - 100% Made in the USA
- 17, 18, and 20 inch Diameter Sizes
- Configurable for 8 - 12 inch Widths
- Backspacing options range from 3.2"-10.7"
- Available for Most Popular 6 and 8 Lug Bolt...More Details »
Item #: WEHRLIWHEELS
Condition:
New
Please Call for Availability
These racing wheels are custom built to your order specifications. Please contact us for assistance with quoting a set for
your project and current lead time information.
Description: - V-Band Mating Flange for Hot Side Intercooler Pipe
- Mates with WCFab Weld-On S300SXE Turbo Compressor Outlet Cone or Duramax VGT / VVT Outlet Flange
- CNC machined billet aluminum
- Made in USA
Item #: WCF205-121
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $37.00
Description: - Qty. 1 of 3" x 4" Silicone Boot
- Qty. 2 of 3" T-Bolt Clamp
Item #: WCF207-104
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $40.00
Raw Stainless in stock and ships in 3-5 business days. 10-15 business day lead time on other custom powder coat colors.
Price: $6.95
In Stock. Ships in 3-5 business days.
Price: $22.95
Description: - Qty. 1 of 3.5" x 4" ID Straight Reducer x 3" Long Silicone Boot
- Qty. 1 of 4" T-Bolt Clamp
- Qty. 1 of 3.5" T-Bolt Clamp
Item #: WCF207-106
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $45.00
Description: - Qty. 1 of 4" ID x 3" ID Straight Boot
- Qty. 2 of 4" T-Bolt Clamp
Item #: WCF207-102
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $40.00
Description: - Qty. 1 of 4" x 4" Straight Hump Boot
- Qty. 2 of 4" T-Bolt Clamp
Item #: WCF207-100
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $60.00
Raw Stainless in stock and ships in 3-5 business days. 10-15 business day lead time on other custom powder coat colors.
Price: $6.95
Description: - Qty. 1 of 5" ID x 2.5" Boot
- Qty. 2 of 5" T-Bolt Clamp
Item #: WCF207-101
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $40.00
Raw Stainless in stock and ships in 3-5 business days. 10-15 business day lead time on other custom powder coat colors.
Price: $6.95
Description: - Correct Replacement Dry Air Filter for WCFab 4" Intake kits and S300 Turbo Single Install Kits
- Dry Air Filter 4" Inlet
- Airflow comparable to cotton filters
- Exceptional filtration keeps...More Details »
Item #: WCF100717
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $75.00
Description: - 8 Pack of 4" Air Filters
- Correct Replacement Dry Air Filter for WCFab 4" Intake kits and S300 Turbo Single Install Kits
- Dry Air Filter 4" Inlet
- Airflow comparable to cotton filters
-...More Details »
Item #: WCF100717-8
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $570.00
Description: - Correct Replacement Dry Air Filter for WCFab 5" Air Intakes, Twin Turbo and S400 Single Turbo Install Kits
- Dry Air Filter 5" Inlet
- Airflow comparable to cotton filters
- Exceptional...More Details »
Item #: WCF100719
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $75.00
Description: - 8 Pack of 5" Air Filters
- Correct Replacement Dry Air Filter for WCFab 5" Air Intakes, Twin Turbo and S400 Single Turbo Install Kits
- Dry Air Filter 5" Inlet
- Airflow comparable to cotton...More Details »
Item #: WCF100719-8
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $570.00
Description: - Replacement cap for WCFab Coolant Tank
- Black Anodized Finish
Item #: WCF100543
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $40.00
Description: - Replacement Cap for WCFab Coolant Tank
- Clear Anodized Finish
Item #: WCF100472
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $40.00
Description: - Compressor Outlet V-Band Mating Flange for Borg Warner S400 Style Turbos
- Sized for 3.5 in. Pipe
- Clamp, and O-Ring Seal Sold Separately
- CNC Machined from Billet Aluminum
- Made in USA
Item #: WCF205-66
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $40.00
Description: - Compressor Outlet V-Band Mating Flange for Borg Warner S400 Style Turbos
- Clamp, and O-Ring Seal Sold Separately
- CNC Machined from Billet Aluminum
- Made in USA
Item #: WCF205-65
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $40.00
Description: - O-RING SEAL PLUG FOR #16 (1 inch) ORB Thread (O-Ring Boss)
- 3/4” Hex Head Socket Drive
- For use with WCFab Differential Covers
- CNC Machined Billet Plug
- Made in USA
- Black or Clear Anodized Finish
Item #: WCF205-459
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $26.00
Description: - Compressor Outlet V-Band Mating Flange for Borg Warner S400 Style Turbos
- Sized for 3.5 in. Pipe
- Clamp, and O-Ring Seal Sold Separately
- CNC Machined from Billet Steel
- Made in USA
Item #: WCF205-68
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $35.00
In Stock. Ships in 3-5 business days.
Price: $2.00
Description: - Durable Black ABS Plastic Construction
- Molded / 3D WCFab Logo
Item #: WCF100039
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $10.00
Description: Allison Driver Side Transmission Dip Stick Tube for 2001-10 Duramax
Item #: WCF100828
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $119.00
Description: -Billet Front Engine Cover
-Stainless Hardware
-CP3 pump mounting plates (or block off plates)
Item #: WCF100127
Condition:
New
Variable lead time. Please call for current availability.
This Product cannot ship to the state of California
Price: $3,195.00
Description: -Block Off Plate
-O-ring
Item #: WCF100024
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $75.00
Description: -Left and Right side Billet Runner Intakes
-Stainless Hardware
-Stainless Braided pressure crossover line
Item #: WCF100348
Condition:
New
Please call for availability.
This Product cannot ship to the state of California
Price: $2,995.00
Please Call for Availability
Built to order. Please allow an additional 20 business days lead time on top of standard lead times.
This Product cannot ship to the state of California
Description: - Steel CP3 Mount Bracket
- Semi-Gloss Black Powder Coat Finish
Item #: WCF204-3-SGB
Condition:
New
Limited Supply
In Stock. Ships in 3-5 business days.
This Product cannot ship to the state of California
Price: $279.00
Sale: $209.00
Save: 25%
Save: $70.00
Description: -Aluminum CP3 Mount Bracket
Item #: WCF204-8
Condition:
New
In Stock. Ships in 3-5 business days.
This Product cannot ship to the state of California
Price: $279.00
Please Call for Availability
Built to order. Please allow an additional 20 business days lead time on top of standard lead times.
This Product cannot ship to the state of California
Description: - Aluminum Fabricated Cover
- Stainless Hardware
- Black Anodized Fill Plug
- Custom Powder Coat Finish
- Made in USA
Item #: WCF100113
Condition:
New
WCFab Red, Candy Teal, Gloss White, and Gloss Black in stock and ships in 3-5 business days. 10-15 business day lead time on other
colors.
Price: $389.00
Please Call for Availability
Built to order. Please allow an additional 20 business days lead time on top of standard lead time.
This Product cannot ship to the state of California
Please Call for Availability
Built to order. Please allow an additional 20 business days lead time on top of standard lead times.
This Product cannot ship to the state of California