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UnderDog Diesel » 2023
Products for:
- Year: 2023
View Universal items for: 2023
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Cold Air Intake
Item #: 75-5132
Condition:
New
CARB EO# D-590-51
Price: $349.00
Cold Air Intake
Item #: 75-5132D
Condition:
New
CARB EO# D-590-51
Price: $349.00
Cold Air Intake
Item #: 75-5145
Condition:
New
Price: $349.00
Cold Air Intake
Item #: 75-5145D
Condition:
New
Price: $349.00
Cold Air Intake
Item #: 75-5140
Condition:
New
CARB EO# D-590-50
Price: $349.00
Cold Air Intake
Item #: 75-5140D
Condition:
New
CARB EO# D-590-50
Price: $349.00
Cold Air Intake
Item #: 75-5136
Condition:
New
Price: $349.00
Cold Air Intake
Item #: 75-5136D
Condition:
New
Price: $349.00
Cold Air Intake
Item #: 75-5137-1
Condition:
New
Price: $349.00
Cold Air Intake
Item #: 75-5137-1D
Condition:
New
Price: $349.00
Intercooler Pipe
Item #: 83-2005
Condition:
New
CARB EO# D-590-48
Price: $249.00
Open Air Intake
Item #: 75-6002
Condition:
New
CARB EO# -
Price: $349.00
Open Air Intake
Item #: 75-6002D
Condition:
New
CARB EO# -
Price: $349.00
Item #: 83-1003
Condition:
New
Price: $129.00
Fuel Tank
Description: The fuel gauge will continue to work however the distance to empty will not be accurate. There is no way to update the fuel tank size for the distance to empty to be accurate.
OEM sending unit &...More Details »
Item #: 10-1021-1
Condition:
New
Price: $1,249.00
Fuel Tank
Description: The fuel gauge will continue to work however the distance to empty will not be accurate. There is no way to update the fuel tank size for the distance to empty to be accurate.
OEM sending unit &...More Details »
Item #: 10-1009
Condition:
New
Price: $1,349.00
Fuel Tank
Description: Important Notes: The nozzle at high-flow fuel stations (truck stops) will not be able to fill automatically. The fuel gauge will continue to work however the distance to empty will not be accurate....More Details »
Item #: 10-1007
Condition:
New
Price: $1,349.00
Fuel Tank
Description: Important Notes: The nozzle at high-flow fuel stations (truck stops) will not be able to fill automatically.
This tank holds approximately 60 gallons of fuel. The float's empty position in the...More Details »
Item #: 10-1004
Condition:
New
Price: $1,249.00
Fuel Tank
Description: The distance to empty (DTE) on GM trucks can’t be reprogrammed, so it will show about half the mileage that is really left. This occurs with all aftermarket high-capacity fuel tanks.
The fuel...More Details »
Item #: 10-1016-1
Condition:
New
Price: $1,349.00
Fuel Tank
Description: Important Note about the Fuel Gauge Operation:
The distance to empty (DTE) on GM trucks can’t be reprogrammed, so it will show about half the mileage that is really left. You can multiple the...More Details »
Item #: 10-1017
Condition:
New
Price: $1,249.00
Fuel Tank
Description: Important Notes:
This tank hold approximately 68 gallons of fuel. The float's empty position in the S&B Tank is the same as the OEM tank. Since the bottom surface area on the S&B Tank is...More Details »
Item #: 10-1008
Condition:
New
Price: $1,349.00
Fuel Sending Unit
Description: Aftermarket lift pumps provide more fuel to your diesel engine but face issues at a 1/4 tank fuel level. The S&B Sending Unit allows you to drive to empty with your pump. Completely plug and play,...More Details »
Item #: 86-1000
Condition:
New
Price: $299.00
Fuel Sending Unit
Description: Aftermarket lift pumps provide more fuel to your diesel engine but face issues at a 1/4 tank fuel level. The S&B Sending Unit allows you to drive to empty with your pump. Completely plug and play,...More Details »
Item #: 86-1001
Condition:
New
Price: $299.00
CARB EO # D756-7 for 2011-2023 Model Years
Price: $1,990.00
Description: For modified trucks only.
Item #: L5P-CP3-10
Condition:
New
This item will dropship from S&S directly. Rough lead time is 5 Business Days.
This product cannot ship to California.
Price: $2,912.00
Description: For modified trucks only.
Item #: L5P-CP3-12
Condition:
New
This item will dropship from S&S directly. Rough lead time is 5 Business Days.
This product cannot ship to California.
Price: $3,406.00
Description: For modified trucks only.
Item #: L5P-CP3-14
Condition:
New
This item will dropship from S&S directly. Rough lead time is 5 Business Days.
This product cannot ship to California.
Price: $3,900.00
Description: *NO CORE CHARGE*
Item #: L5P-100-SAC
Condition:
New
This item will dropship from S&S directly. Rough lead time is 5 Business Days.
This product cannot ship to California.
Price: $4,305.60
Description: *NO CORE CHARGE*
Item #: L5P-150-SAC
Condition:
New
This item will dropship from S&S directly. Rough lead time is 5 Business Days.
This product cannot ship to California.
Price: $4,903.60
Description: *NO CORE CHARGE*
Item #: L5P-200-SAC
Condition:
New
This item will dropship from S&S directly. Rough lead time is 5 Business Days.
This product cannot ship to California.
Price: $5,501.60
Description: *NO CORE CHARGE*
Item #: L5P-050-SAC
Condition:
New
This item will dropship from S&S directly. Rough lead time is 5 Business Days.
This product cannot ship to California.
Price: $3,707.60
Description: OPEN BOX! 2 of the injectors have a broken connector side guide from the bubble wrap (shown in product photo). This does not affect the connector at all and will still click/lock in.
No Returns.
Item #: L5P-050-SAC - Open Box
Condition:
New
Limited Supply: Only 0 Left!
This product cannot ship to California.
Price: $3,707.60
Sale: $3,000.00
Save: 19%
Save: $707.60
Disaster Prevention Kit
Description: -New and improved Gen2.1 Disaster Prevention Kit
-Safeguards fuel injectors, rails, lines, and tank from CP4 debris
-Thoroughly validated and proven to work in real-world testing
-All OE-style...More Details »
Item #: CP4-6.7F-BP-G2.1
Condition:
New
CARB EO # D-756-6
Price: $400.00
Item #: CP4-6.7F-BP-G2.1-FHU
Condition:
New
Price: $120.00
Item #: CP4-6.7F-BP-G2.1-RFA
Condition:
New
Price: $160.00
Fuel Tank
Description: Extra Large Midship Tank 40 Gallon
Item #: 7020417
Condition:
New
Price: $1,899.05
Fuel Tank
Description: Extra Large Midship Tank 43 Gallon
Item #: 7010519
Condition:
New
Price: $1,300.55
Fuel Tank
Description: Extra Large Midship Tank 51 Gallon
Item #: 7030213
Condition:
New
Price: $1,386.05
Fuel Tank
Description: Extra Large Midship Tank 52 Gallon Cross Linked Polyethylene Fuel Tank
Item #: 7030113
Condition:
New
Price: $1,215.05
Fuel Tank
Description: Extra Large Midship Tank 54 Gallon
Item #: 7020517
Condition:
New
Price: $1,899.05
Fuel Tank
Description: Extra Large Midship Tank 54 Gallon
Item #: 7020617
Condition:
New
Price: $1,899.05
Fuel Tank
Description: Extra Large Midship Tank 54 Gallon
Item #: 7020717
Condition:
New
Price: $1,899.05
Fuel Tank
Description: Extra Large Midship Tank 55 Gallon
Item #: 7020217
Condition:
New
Price: $1,281.55
Fuel Tank
Description: Extra Large Midship Tank 55 Gallon
Item #: 7030313
Condition:
New
Price: $1,538.05
Fuel Tank
Description: Extra Large Midship Tank 56 Gallon
Item #: 7010220
Condition:
New
Price: $1,300.55
Fuel Tank
Description: Extra Large Midship Tank 60 Gallon
Item #: 7010320
Condition:
New
Price: $1,367.05
Fuel Tank
Description: Extra Large Midship Tank 65 Gallon
Item #: 7020317
Condition:
New
Price: $1,386.05
Description: - CNC Machined Billet Cap is a direct OEM Replacement, not a cover
- Made in USA
- Black Anodized Finish
- Installs in seconds
- Reuses diaphragm from existing cap
Item #: WCF100258
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $36.00
Sale: $34.92
Save: 3%
Save: $1.08
Description: - CNC Machined Billet Cap is a direct OEM Replacement, not a cover
- Made in USA
- Clear Anodized Finish
- Installs in seconds
- Reuses diaphragm from existing cap
Item #: WCF100257
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $36.00
Sale: $34.92
Save: 3%
Save: $1.08
Description: -CNC Machined Billet Cap is a direct OEM Replacement, not a cover
-Matches WCFab Billet Aluminum Brake Reservoir Caps
-Includes o-ring seal
-Black Anodized Finish
-Engraved Wehrli Custom logo...More Details »
Item #: WCF100395
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $59.00
Sale: $57.23
Save: 3%
Save: $1.77
Description: -CNC Machined Billet Cap is a direct OEM Replacement, not a cover
-Matches WCFab Billet Aluminum Brake Reservoir Caps
-Includes o-ring seal
-Clear Anodized Finish
-Engraved Wehrli Custom logo...More Details »
Item #: WCF100394
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $59.00
Sale: $57.23
Save: 3%
Save: $1.77
Description: Replaces failure prone plastic factory GM Heater Core Firewall Coolant Fitting
Billet direct-fit replacement with 5/8" barb connection
More resistant to heat and vibration
Double O-ring...More Details »
Item #: WCF100155
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $41.00
Sale: $39.77
Save: 3%
Save: $1.23
Description: - CNC Machined Billet Cap is a direct OEM Replacement not a cover
- Includes new diaphragm seal
- Made in USA
- Black Anodized Finish
- Installs in seconds
Item #: WCF100216
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $44.00
Sale: $42.68
Save: 3%
Save: $1.32
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
In Stock. Ships in 3-5 business days.
Price: $44.00
Sale: $42.68
Save: 3%
Save: $1.32
Description: #NAME?
Item #: WCF206-19
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $49.00
Sale: $47.53
Save: 3%
Save: $1.47
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
-Black...More Details »
Item #: WCF100443
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $51.00
Sale: $49.47
Save: 3%
Save: $1.53
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
-Clear...More Details »
Item #: WCF100442
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $51.00
Sale: $49.47
Save: 3%
Save: $1.53
Description: - Made from aircraft quality 6061-T6 aluminum
- Features a baffled breather system
- Includes a WCFab Engraved Cap
- Powder coated in your choice of color
- Includes D&J's custom billet...More Details »
Item #: WCF100366
Condition:
New
WCFab Red, WCFab Grey, 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.
This Product cannot ship to the state of California
Price: $749.00
Sale: $726.53
Save: 3%
Save: $22.47
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
Item #: WCF100209
Condition:
New
WCFab Red, Bengal 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: $159.00
Sale: $154.23
Save: 3%
Save: $4.77