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UnderDog Diesel » 2018, Silverado 4500
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- Year: 2018
- Model: Silverado 4500
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Wehrli Custom Fabrication 2020-2024 GM 2500/3500HD Truck 3/8 in. Front Bumper Spacer Kit - WCF100446
Description: WCFab 3/8" Front Bumper Spacer Kit for 2020-2024 GM 2500/3500 HD Trucks improves aftermarket wheel and tire fitment options by moving front bumper forward and away from front wheels creating more...More Details »
Item #: WCF100446
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $147.00
Sale: $142.59
Save: 3%
Save: $4.41
Description: Qty. 4 CNC Machined Billet Aluminum Marker Light Delete Plates
High quality mounting hardware
Marker Light Harness Dummy Plugs
Available with or without machined WCFab logo in Raw Aluminum...More Details »
Item #: WCF100390, WCF100391, WCF100392, WCF100393
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $259.00
Sale: $251.23
Save: 3%
Save: $7.77
Description: - Made from thick, cast aluminum
- Includes fasteners, pan, NPT plug, and billet stainless steel Neodymium magnet drain plug
- Finished in your choice of custom powder colors
- Provides 2...More Details »
Item #: WCF100134
Condition:
New
10-15 Business Day Lead Time
Price: $509.00
Sale: $493.73
Save: 3%
Save: $15.27
Description: Fits 2020+ Short Bed
Increase fuel filter capacity and amount of time between filter changes
Anodized billet aluminum fuel filter base
Installs in the same location as the stock...More Details »
Item #: WCF100362
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $255.00
Sale: $247.35
Save: 3%
Save: $7.65
Description: ***For Regular Cab Long Bed, Double 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 #: WCF100826
Condition:
New
WCFab Red with Standard Brushed Tag, Gloss Black with Standard Brushed Tag, and Gloss White 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
Sale: $969.03
Save: 3%
Save: $29.97
Description: ***For Double 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...More Details »
Item #: WCF100876
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: $999.00
Sale: $969.03
Save: 3%
Save: $29.97
Description: Aluminum Fabricated Cover
Stainless Hardware
Fill Plug
Custom Powder Coat Finish
Item #: WCF100114
Condition:
New
WCFab Red, 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
Sale: $377.33
Save: 3%
Save: $11.67
Description: 3" Hot Side Intercooler Pipe
Silicone Boots
T-Bolt Clamps
14g Mandrel Bent Aluminum Construction
Powder Coating
NO Tuning required, bolt on!
Will fit on stock truck no other...More Details »
Item #: WCF100365
Condition:
New
WCFab Red, WCFab Grey, Illusion Purple, Bengal Red, Gloss Black, Gloss White and Candy Teal in stock and ships in 3-5 business days. 10-15 business day lead time on other colors.
This product cannot ship to California.
Price: $345.00
Sale: $334.65
Save: 3%
Save: $10.35
Description: 3.5 in. Cold Side Intercooler Pipe
Incorporated threaded bung to reinstall OEM Intake Temperature Sensor
Durable Powder Coat Finish
Silicone Boot
T-Bolt Clamps
O-Rings
14g...More Details »
Item #: WCF100381
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 California.
Price: $385.00
Sale: $373.45
Save: 3%
Save: $11.55
Description: 4" Intake Pipe
Air Box & Lid Constructed of 10G Aluminum Sheet
Dry Air Filter
Outerwear's Pre-Filter Cover
Hardware
Seal for Connection to Functional Ram Air Port on Hood
High...More Details »
Item #: WCF100702
Condition:
New
WCFab Red, WCFab Grey, Illusion Purple, Candy Blue, Bengal Red, Gloss White, 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 California.
Price: $649.00
Sale: $629.53
Save: 3%
Save: $19.47
Description: - 4" Intake Pipe
- 4 in. Intake Horn with PCV Port and Surge Ring
- Air Box & Lid Constructed of 10G Aluminum Sheet
- Dry Air Filter
- Outerwear's Pre-Filter Cover
- Hardware
- Seal for...More Details »
Item #: WCF100684
Condition:
New
WCFab Red, WCFab Grey, 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.
This product cannot ship to California.
Price: $859.00
Sale: $833.23
Save: 3%
Save: $25.77
Description: 4" Intake Pipe
Silicone Hump and Straight Boots
T-bolt Clamps
Powder coating
NO Tuning required, bolt on!
Will fit on stock truck no other modifications or upgrades necessary! More Details »
Item #: WCF100720
Condition:
New
WCFab Red with Standard Brushed Tag, WCFab Grey 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.
This product cannot ship to California.
Price: $235.00
Sale: $227.95
Save: 3%
Save: $7.05
Description: - Auxiliary Coolant Tank for Fuel Cooler
- Black Anodized Billet Aluminum Cap
- Overflow Flow Fitting
- Preformed Hose
- Custom Powder Coat Finish
Item #: WCF100224
Condition:
New
WCFab Red, WCFab Grey, Candy Teal, Illusion Purple, Bengal Red, Gloss White, and Gloss Black in stock and ships in 3-5 business days. 10-15 business day lead time on
other colors.
Price: $249.00
Sale: $241.53
Save: 3%
Save: $7.47
Free Shipping - Ground
Description: Coolant Tank
Low Coolant Level Sensor
Black Anodized Billet Aluminum Cap
Over Flow Hose
Coolant Level Sight Glass
Installation hardware
Powder Coating More Details »
Item #: WCF100268
Condition:
New
WCFab Red, WCFab Grey, Candy Teal, Illusion Purple, Bronze Chrome, Bengal Red, Gloss White, and Gloss Black in stock and ships in 3-5 business days. 10-15 business
day lead time on other colors.
Price: $540.00
Sale: $523.80
Save: 3%
Save: $16.20
Description: 3 in. Hot Side Intercooler Pipe
3.5 in. Cold Side Intercooler Pipe
CNC Machined Flange and black anodized billet aluminum adapter with Double O-Rings provides an improved sealing surface to...More Details »
Item #: WCF100410
Condition:
New
WCFab Red, WCFab Grey, Illusion Purple, Candy Teal, Bengal Red, Gloss White, 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 California.
Price: $699.00
Sale: $678.03
Save: 3%
Save: $20.97
Description: - 4 in. Aluminum Intake Pipe
- 4 in. Intake Horn with PCV Port and Surge Ring
- Air box enclosure with dry filter assembly and Outerwears pre-filter cover
- Installation hardware, 4 in. silicone...More Details »
Item #: WCF100414
Condition:
New
WCFab Red, WCFab Grey, Gloss White, Illusion Purple, and Candy Teal in stock and ships in 3-5 business days. 10-15 business day lead time on other colors.
This product cannot ship to California.
Price: $1,559.00
Sale: $1,512.23
Save: 3%
Save: $46.77
Description: 4 in. Aluminum Intake Pipe
3.5 in. Intake Horn with PCV Port and Surge Ring
Air box enclosure with dry filter assembly and Outerwears pre-filter cover
Installation hardware, 4 in....More Details »
Item #: WCF100418
Condition:
New
WCFab Red, Candy Teal 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 California.
Price: $1,885.00
Sale: $1,828.45
Save: 3%
Save: $56.55
Description: Coolant Pipe
Silicone Boots
T-Bolt Clamps
Powder Coating
Item #: WCF100541
Condition:
New
WCFab Red, WCFab Grey, Illusion Purple, Bronze Chrome, Candy Teal, Bengal Red, Gloss White, and Gloss Black in stock and ships in 3-5 business days. 10-15 business day
lead time on other colors.
Price: $175.00
Sale: $169.75
Save: 3%
Save: $5.25
Description: WCFab Red, WCFab Grey, Gloss White and Gloss Black in stock and ships in 3-5 business days. 10-15 business day lead time on other colors.
Item #: WCF100308
Condition:
New
WCFab Red, WCFab Grey, Gloss White and Gloss Black in stock and ships in 3-5 business days. 10-15 business day lead time on other colors.
Price: $319.00
Sale: $309.43
Save: 3%
Save: $9.57
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
Sale: $38.80
Save: 3%
Save: $1.20
Raw Stainless in stock - ships in 3-5 business days. 10-15 business day lead time on other custom powder coat colors.
Price: $6.95
Sale: $6.74
Save: 3%
Save: $0.21
Description: - Qty. 1 of 3" x 3.5" Straight Reducing Boot, 4" Long with Logo
- Qty. 1 of 3.5" T-Bolt Clamp
- Qty. 1 of 3" T-Bolt Clamp
Item #: WCF207-115
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $49.00
Sale: $47.53
Save: 3%
Save: $1.47
Item #: WCF203-96
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $29.00
Sale: $28.13
Save: 3%
Save: $0.87
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
Sale: $6.74
Save: 3%
Save: $0.21
Description: - Qty. 1 of 3.5" ID X 4" Long Straight Boot with Logo
- Qty. 2 of 3.5" T-Bolt Clamp
Item #: WCF207-111
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $49.00
Sale: $47.53
Save: 3%
Save: $1.47
Description: - Qty. 1 of 3.5" ID Silicone Straight Boot, 5" Long with Double Humps and Wire Rings
- Qty. 2 of 3.5" T-Bolt Clamp
Item #: WCF207-108
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $64.00
Sale: $62.08
Save: 3%
Save: $1.92
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
Sale: $6.74
Save: 3%
Save: $0.21
In Stock. Ships in 3-5 business days.
Price: $22.95
Sale: $22.26
Save: 3%
Save: $0.69
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
Sale: $43.65
Save: 3%
Save: $1.35
Description: - 32" x 48" Modular Steel Fabricated Work Bench
- CAD Designed, Precision Laser Cut, CNC Bent, MIG Welded (TIG Welding on Stainless Steel Tops) 11G Steel Work Bench Assembly
- Fully Gusseted -...More Details »
Item #: WCF25-3248-120
Condition:
New
Ships truck freight. Shipping address must be commercial address with access to a forklift to unload or nearest freight hub for pick up. Will Call Pickup at our facility is also available.
Price: $997.00
Sale: $967.09
Save: 3%
Save: $29.91
Description: - 32" x 72" Modular Steel Fabricated Work Bench
- CAD Designed, Precision Laser Cut, CNC Bent, MIG Welded (TIG Welding on Stainless Steel Tops) 11G Steel Work Bench Assembly
- Fully Gusseted -...More Details »
Item #: WCF25-3272-120
Condition:
New
Ships truck freight. Shipping address must be commercial address with access to a forklift to unload or nearest freight hub for pick up. Will Call Pickup at our facility is also available.
Price: $1,202.00
Sale: $1,165.94
Save: 3%
Save: $36.06
Description: - 32" x 90" Modular Steel Fabricated Work Bench
- CAD Designed, Precision Laser Cut, CNC Bent, MIG Welded (TIG Welding on Stainless Steel Tops) 11G Steel Work Bench Assembly
- Fully Gusseted -...More Details »
Item #: WCF25-3290-120
Condition:
New
Ships truck freight. Shipping address must be commercial address with access to a forklift to unload or nearest freight hub for pick up. Will Call Pickup at our facility is also available.
Price: $1,367.00
Sale: $1,325.99
Save: 3%
Save: $41.01
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
Sale: $38.80
Save: 3%
Save: $1.20
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
Sale: $58.20
Save: 3%
Save: $1.80
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
Sale: $6.74
Save: 3%
Save: $0.21
Description: - 42" x 72" Modular Steel Fabricated Work Bench
- CAD Designed, Precision Laser Cut, CNC Bent, MIG Welded (TIG Welding on Stainless Steel Tops) 11G Steel Work Bench Assembly
- Fully Gusseted -...More Details »
Item #: WCF25-4272-120
Condition:
New
Ships truck freight. Shipping address must be commercial address with access to a forklift to unload or nearest freight hub for pick up. Will Call Pickup at our facility is also available.
Price: $1,367.00
Sale: $1,325.99
Save: 3%
Save: $41.01
Description: - 42" x 90" Modular Steel Fabricated Work Bench
- CAD Designed, Precision Laser Cut, CNC Bent, MIG Welded (TIG Welding on Stainless Steel Tops) 11G Steel Work Bench Assembly
- Fully Gusseted -...More Details »
Item #: WCF25-4290-120
Condition:
New
Ships truck freight. Shipping address must be commercial address with access to a forklift to unload or nearest freight hub for pick up. Will Call Pickup at our facility is also available.
Price: $1,437.00
Sale: $1,393.89
Save: 3%
Save: $43.11
Description: - Massive, custom fabricated aluminum intake plenum
- High flow precision CNC machined individual intake runners
- Designed for extreme performance drag racing and pulling engines
Item #: WCF100253
Condition:
New
Built to Order. Please contact us for current lead times.
Price: $3,295.00
Sale: $3,196.15
Save: 3%
Save: $98.85
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
Sale: $38.80
Save: 3%
Save: $1.20
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
Sale: $6.74
Save: 3%
Save: $0.21
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
Sale: $6.74
Save: 3%
Save: $0.21
In Stock. Ships in 3-5 business days.
Price: $59.00
Sale: $57.23
Save: 3%
Save: $1.77
Description: - Massive, custom fabricated aluminum intake plenum
- High flow 2.25" individual intake runner tubes
- Designed for extreme performance drag racing and pulling engines
- 4” V-Band Inlet on...More Details »
Item #: WCF100228-RAW
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $1,995.00
Sale: $1,935.15
Save: 3%
Save: $59.85
Wehrli Custom Fabrication 5.9L/6.7L 24V Cummins Individual Runner Billet Intake Manifold - WCF100241
Description: - Massive, custom fabricated aluminum intake plenum
- High flow precision CNC machined tapered individual intake runners
- Designed for extreme performance drag racing and pulling engines
Item #: WCF100241
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $2,575.00
Sale: $2,497.75
Save: 3%
Save: $77.25
Description: Dry Air Filter 4" Inlet
Airflow comparable to cotton filters
Exceptional filtration keeps your engine protected from harmful debris
Lasts up to 30,000 miles on the highway
Extend the life...More Details »
Item #: WCF100717
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $75.00
Sale: $72.75
Save: 3%
Save: $2.25
Description: Dry Air Filter 5" Inlet
Airflow comparable to cotton filters
Exceptional filtration keeps your engine protected from harmful debris
Lasts up to 30,000 miles on the highway
Extend the life...More Details »
Item #: WCF100719
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $75.00
Sale: $72.75
Save: 3%
Save: $2.25
Item #: WCF100543
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $40.00
Sale: $38.80
Save: 3%
Save: $1.20
Item #: WCF100472
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $40.00
Sale: $38.80
Save: 3%
Save: $1.20
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: $25.00
Sale: $24.25
Save: 3%
Save: $0.75
Description: - #10 JIC / -10AN Male Fitting for Coolant Port Behind Water pump
- Press Fit Connection with High Temp O-Ring Seal and Mounting Bolt Tab
- CNC Machined Billet Aluminum
- Black Anodized Finish
- Made in USA
Item #: WCF205-136
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $48.00
Sale: $46.56
Save: 3%
Save: $1.44
Description: - #10 JIC / -10AN Male Oil Drain Line Connection
- Press Fit Engine Block Connection with Double O-Ring Seal
- Incorporates Wrench Flats for Ease of Installation
- CNC Machined Billet Aluminum...More Details »
Item #: WCF205-199
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $24.00
Sale: $23.28
Save: 3%
Save: $0.72
Description: - #12 JIC / -12AN Male Fitting for Coolant Port Behind Water Pump
- Press Fit High Temperature O-Ring Seal with Mounting Bolt Tab
- CNC Machined Billet Aluminum
- Black Anodized Finish
- Made in USA
Item #: WCF205-140
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $48.00
Sale: $46.56
Save: 3%
Save: $1.44
Description: - For use with S300 or S400 Style Turbos Mounted in the High Mount 2nd Gen Configuration
- #6 / -6AN Stainless Steel Braided Line for Turbocharger Oil Feed
- #10 / -10AN Stainless Steel Braided...More Details »
Item #: WCF100279
Condition:
New
In Stock. Ships in 3-5 business days.
This Product cannot ship to the state of California
Price: $265.00
Sale: $257.05
Save: 3%
Save: $7.95
Description: - 4" Turbo Down Pipe for Cummins with High Mount style turbo on 2nd Gen style exhaust manifold
- Upper flange measures 4" diameter to mate with S300 exhaust housing
- Lower flange connects to...More Details »
Item #: WCF100281
Condition:
New
In Stock. Ships in 3-5 business days.
This Product cannot ship to the state of California
Price: $349.00
Sale: $338.53
Save: 3%
Save: $10.47
Description: - 4" Turbo Down Pipe for Cummins with High Mount style turbo on 2nd Gen style exhaust manifold
- Upper flange measures 4.6" diameter to mate with S400 exhaust housing
- Lower flange connects to...More Details »
Item #: WCF100262
Condition:
New
In Stock. Ships in 3-5 business days.
This Product cannot ship to the state of California
Price: $350.00
Sale: $339.50
Save: 3%
Save: $10.50
Description: - 5" 14G Aluminum Intake Elbow
- Mounting Ports for Intake Sensors
- Includes air filter, Outerwears cover and hardware
- Compatible with S400 Frame turbochargers
- High Quality Silicone Boot...More Details »
Item #: WCF100827
Condition:
New
WCFab Red, Gloss White, 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: $435.00
Sale: $421.95
Save: 3%
Save: $13.05
Wehrli Custom Fabrication Dodge, Ford, Universal 60" Traction Bar Kit (RCLB, ECSB, CCSB) - WCF100854
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 #: WCF100854
Condition:
New
WCFab Red with Standard Brushed Tag, Gloss Black with Standard Brushed Tag, and Gloss White with Standard Brushed Tag in stock and ships in 3-5 business days. 10-
15 business day lead time on other
colors.
Price: $785.00
Sale: $761.45
Save: 3%
Save: $23.55
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...More Details »
Item #: WCF100855
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: $785.00
Sale: $761.45
Save: 3%
Save: $23.55
Description: #NAME?
Item #: WCF100828
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $119.00
Sale: $115.43
Save: 3%
Save: $3.57
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: $2,995.00
Sale: $2,905.15
Save: 3%
Save: $89.85