- Home »
- Catalog
UnderDog Diesel » 2021
Products for:
- Year: 2021
View Universal items for: 2021
Browse Products
Description: Fits; 2011-2025 Chevy/GMC 2500/3500 HD Truck
Item #: KR1025
Condition:
New
Price: $9.99
Sale: $9.49
Save: 5%
Save: $0.50
Description: Fits; Most all 8 Lug GM Trucks (Front end) from 2011-2024
Item #: KRP0179
Condition:
New
Price: $12.99
Sale: $12.34
Save: 5%
Save: $0.65
Description: Actuator Included
Airflow to support 700HP
Up to 650 RWHP with stock emissions equipment and basic supporting mods
Tested in competition setups with extensive supporting mods to make 700+ RWHP
41 psi boost @ Sea Level
Item #: DM1MO1070203010
Condition:
New
Price: $3,700.00
Description: Actuator Not Included
Airflow to support 700HP
Up to 650 RWHP with stock emissions equipment and basic supporting mods
Tested in competition setups with extensive supporting mods to make 700+ RWHP
41 psi boost @ Sea Level
Item #: DM1MO1070203000
Condition:
New
Price: $3,100.00
Description: Actuator Included
Airflow to support 800HP
Up to 650 RWHP with stock emissions equipment and basic supporting mods
Tested in competition setups with extensive supporting mods to make 800+ RWHP
Item #: DM1MO1070303010
Condition:
New
Price: $3,975.00
Description: Does not include Actuator
Airflow to support 800HP
Up to 650 RWHP with stock emissions equipment and basic supporting mods
Tested in competition setups with extensive supporting mods to make 800+ RWHP
Item #: DM1MO1070303000
Condition:
New
Price: $3,500.00
Description: -Actuator Included
-Proven to support up to 625 RWHP with stock emissions
-Extra airflow to make 80-100rwhp over 'Tune only' L5P
-Works great with box tuners, custom tuning, or without tuning...More Details »
Item #: DM1MO1070103010
Condition:
New
Price: $2,650.00
Description: -Actuator Not Included
-Proven to support up to 625 RWHP with stock emissions
-Extra airflow to make 80-100rwhp over 'Tune only' L5P
-Works great with box tuners, custom tuning, or without...More Details »
Item #: DM1MO1070103000
Condition:
New
Price: $1,950.00
Description: Fits 2013-2023 Ram 3500
Note: 2013 models must be new generation ONLY.
Does not fit Cab & Chassis, or trucks equipped with factory air suspension option.
2WD trucks require additional Spacer Kit...More Details »
Item #: 88-13130
Condition:
New
Price: $899.95
Description: Fits 2014-2025 Ram 2500
Ride Height = factory to +3".
For Ride Height = +3" to +6" add spacer kit (88-12140-3).
Includes heat wrap kit for tailpipe.
Compatible with all 5th wheel hitches.
Item #: 89-12140
Condition:
New
Price: $999.95
Description: Fits 2015+ Ford F-150
Powerboost and trucks equipped with factory rear height sensors require additional part number 88-21150-1.
Not compatible with Raptor trim package.
Not compatible with...More Details »
Item #: 88-21150
Condition:
New
Price: $549.95
Description: This Height Sensor Relocation Kit is required for installation of the ReadyAIR Load Leveling System (PN: 88-21150) on F150's that are equipped with Continuously Controlled Damping (CCD).
*Does...More Details »
Item #: 88-21150-1
Condition:
New
Price: $79.95
Description: Fits: 2017-2022 Ford F-250/350/450 (DRW trucks require spacer kit)
Confirmed 5th Wheel Hitch Compatibility:
OEM 5th Wheel
BW GNRK1116
DM8552031
Curt C16428-204
Item #: 88-23170
Condition:
New
Price: $899.95
Description: Trucks equipped with factory rear height sensors require additional part number 88-31190-1.
Not compatible with ZR2 option.
If AT4/Trail Boss or if vehicle is lifted in rear, add spacer kit...More Details »
Item #: 88-31190
Condition:
New
Price: $549.95
Description: Fits 2020+ GM 2500/3500HD
~6400LBS Load Leveling Capacity at 150PSI
Confirmed 5th Wheel Hitch Compatibility:
OEM Puck System
GNRK1020
Item #: 88-33200
Condition:
New
Price: $899.95
Description: The DRW Hardware Kit is needed for certain DRW (Dually) trucks for proper installation of the LOGIQ Air Spring Kit.
Required for 2017+ Ford F-350 / F-450 - DRW Trucks
Item #: 88-23XXX-DRW
Condition:
New
Price: $149.95
Description: The DRW Hardware Kit is needed for certain DRW (Dually) trucks for proper installation of the LOGIQ Air Spring Kit.
Required for 2011+ GM 3500 - DRW Trucks
Item #: 88-33XXX-DRW
Condition:
New
Price: $59.95
Price: $69.00
Exhaust Tail Pipe Tip
Description: Tip 6in OD 5in Inlet 15.5in Length 30° Bend Black-Coated Stainless Steel. Note: Cutting May Be Required for Installation.
Item #: T5154BLK
Condition:
New
Price: $169.99
Exhaust Tail Pipe Tip
Description: Tip 6in OD 5in Inlet 15.5in Length 30° Bend T304 Stainless Steel. Note: Cutting May Be Required for Installation.
Item #: T5154
Condition:
New
Price: $164.99
Engine Coolant Reservoir
Description: Aluminum Secondary Degas Tank, fits Ford 6.7L Powerstroke 2011+
Item #: MMRT-F2D-11SN
Condition:
New
Price: $433.00
Sale: $393.95
Save: 9%
Save: $39.05
Transmission Oil Pan
Description: Aluminum Transmission Pan, fits Dodge Ram 6.7L Cummins 2007.5+
Item #: MMTP-RAM-07
Condition:
New
Price: $417.00
Sale: $378.95
Save: 9%
Save: $38.05
Transmission Oil Pan
Description: Aluminum Transmission Pan, fits Ford 6.7L Powerstroke 2011-2019
Item #: MMTP-F2D-11
Condition:
New
Price: $514.00
Sale: $466.95
Save: 9%
Save: $47.05
Engine Coolant Thermostat
Description: Low Temperature Thermostats (set of 2), fits Chevrolet/GMC 6.6L Duramax 2001-2016
Item #: MMTS-CHV-01DL
Condition:
New
Price: $110.00
Sale: $99.95
Save: 9%
Save: $10.05
Engine Coolant Thermostat
Description: High Temperature Thermostats (set of 2), fits Chevrolet/GMC 6.6L Duramax 2001-2016
Item #: MMTS-CHV-01DH
Condition:
New
Price: $110.00
Sale: $99.95
Save: 9%
Save: $10.05
Diesel Fuel Injector Installation Kit
Description: Diesel Injector Line Socket Set, Ford 6.7L Powerstroke
Item #: MMTL-F2D-DIS
Condition:
New
Intercooler Boot Kit
Description: FACTORY-FIT BOOT KIT, FITS RAM 6.7L CUMMINS 2019+
Item #: MMBK-RAM-19
Condition:
New
Price: $326.00
Sale: $295.95
Save: 9%
Save: $30.05
Engine Oil Catch Can Kit
Description: Baffled Oil Catch Can Kit, fits Ford 6.7L Powerstroke 2017+
Item #: MMBCC-F2D-17BE
Condition:
New
Price: $440.00
Sale: $399.95
Save: 9%
Save: $40.05
Intercooler Pipe Set
Description: Cold-Side Intercooler Pipe and Boot Kit, fits Ford 6.7L Powerstroke 2017+
Item #: MMICP-F2D-17CBK
Condition:
New
Price: $385.00
Sale: $349.95
Save: 9%
Save: $35.05
Engine Coolant Thermostat
Description: High-Temperature Primary Cooling System Thermostat, fits Ford 6.7L Powerstroke 2011+
Item #: MMTS-F2D-11H
Condition:
New
Price: $121.00
Sale: $109.95
Save: 9%
Save: $11.05
Intercooler Pipe Set
Description: Intercooler Pipe and Boot Kit, fits Ford 6.7L Powerstroke 2017+
Item #: MMICP-F2D-17KBK
Condition:
New
Price: $583.00
Sale: $529.95
Save: 9%
Save: $53.05
Engine Coolant Thermostat
Description: Low-Temperature Primary Cooling System Thermostat, fits Ford 6.7L Powerstroke 2011+
Item #: MMTS-F2D-11L
Condition:
New
Price: $121.00
Sale: $109.95
Save: 9%
Save: $11.05
Engine Coolant Reservoir
Description: Aluminum Secondary Degas Tank, fits Ford 6.7L Powerstroke 2011+
Item #: MMRT-F2D-11SMWBK
Condition:
New
Price: $433.00
Sale: $393.95
Save: 9%
Save: $39.05
Radiator Coolant Hose Kit
Description: Silicone Coolant Hose Kit, Fits RAM Cummins 6.7L 2019+
Item #: MMHOSE-RAM-19BK
Condition:
New
Price: $352.00
Sale: $319.95
Save: 9%
Save: $32.05
Radiator Coolant Hose Kit
Description: Silicone Coolant Hose Kit, Fits RAM Cummins 6.7L 2019+
Item #: MMHOSE-RAM-19BL
Condition:
New
Price: $419.00
Sale: $380.95
Save: 9%
Save: $38.05
Radiator Coolant Hose Kit
Description: Silicone Coolant Hose Kit, Fits RAM Cummins 6.7L 2019+
Item #: MMHOSE-RAM-19RD
Condition:
New
Price: $352.00
Sale: $319.95
Save: 9%
Save: $32.05
Description: All SALES OF THIS PRODUCT ARE FINAL. NO REFUNDS, RETURNS, OR EXCHANGES PERMITTED.
A Read File will need to be emailed to sales@underdog-diesel.com with your order number so we can ensure...More Details »
Item #: NWT-GM-HPT-17-23
Condition:
New
Price: $1,100.00
Description: Made in America
Uses OEM Connector
Uses OEM Pins
100% Sealed
LIFETIME WARRANTY
Item #: USCANLM2
Condition:
New
Price: $159.99
Description: Made in America
Uses OEM Connector
Uses OEM Pins
100% Sealed
LIFETIME WARRANTY
Item #: USCAN2D
Condition:
New
Price: $169.99
Description: Tuning Required
Item #: PDW-0623-DMAX-GEK
Condition:
New
Price: $159.99
Electronic Throttle Controller
Description: Pedal Commander throttle response controller with Bluetooth support. You can adjust your gas pedal sensitivity with 36 different modes. It will help your Chevrolet Colorado to accelerate faster!
Item #: PC07-OG
Condition:
New
Price: $299.99
Electronic Throttle Controller
Description: Pedal Commander throttle response controller with Bluetooth support. You can adjust your gas pedal sensitivity with 36 different modes. It will help your GMC Canyon to accelerate faster!
Item #: PC07-CD
Condition:
New
Price: $299.99
Electronic Throttle Controller
Description: Pedal Commander throttle response controller with Bluetooth support. You can adjust your gas pedal sensitivity with 36 different modes. It will help your Ford F-150 to accelerate faster!
Item #: PC18
Condition:
New
Price: $299.99
Electronic Throttle Controller
Description: Pedal Commander throttle response controller with Bluetooth support. You can adjust your gas pedal sensitivity with 36 different modes. It will help your Ford F-250 Super Duty to accelerate faster!
Item #: PC18
Condition:
New
Price: $299.99
Electronic Throttle Controller
Description: Pedal Commander throttle response controller with Bluetooth support. You can adjust your gas pedal sensitivity with 36 different modes. It will help your Ford F-350 Super Duty to accelerate faster!
Item #: PC18
Condition:
New
Price: $299.99
Electronic Throttle Controller
Description: Pedal Commander throttle response controller with Bluetooth support. You can adjust your gas pedal sensitivity with 36 different modes. It will help your Jeep Grand Cherokee to accelerate faster!
Item #: PC31
Condition:
New
Price: $299.99
Electronic Throttle Controller
Description: Pedal Commander throttle response controller with Bluetooth support. You can adjust your gas pedal sensitivity with 36 different modes. It will help your Ram 2500 to accelerate faster!
Item #: PC31
Condition:
New
Price: $299.99
Electronic Throttle Controller
Description: Pedal Commander throttle response controller with Bluetooth support. You can adjust your gas pedal sensitivity with 36 different modes. It will help your Ram 3500 to accelerate faster!
Item #: PC31
Condition:
New
Price: $299.99
Electronic Throttle Controller
Description: Pedal Commander throttle response controller with Bluetooth support. You can adjust your gas pedal sensitivity with 36 different modes. It will help your Chevrolet Silverado 1500 to accelerate faster!
Item #: PC77
Condition:
New
Price: $299.99
Electronic Throttle Controller
Description: Pedal Commander throttle response controller with Bluetooth support. You can adjust your gas pedal sensitivity with 36 different modes. It will help your Chevrolet Silverado 2500 HD to accelerate faster!
Item #: PC77
Condition:
New
Price: $299.99
Electronic Throttle Controller
Description: Pedal Commander throttle response controller with Bluetooth support. You can adjust your gas pedal sensitivity with 36 different modes. It will help your Chevrolet Silverado 3500 HD to accelerate faster!
Item #: PC77
Condition:
New
Price: $299.99
Electronic Throttle Controller
Description: Pedal Commander throttle response controller with Bluetooth support. You can adjust your gas pedal sensitivity with 36 different modes. It will help your GMC Sierra 2500 HD to accelerate faster!
Item #: PC77
Condition:
New
Price: $299.99
Electronic Throttle Controller
Description: Pedal Commander throttle response controller with Bluetooth support. You can adjust your gas pedal sensitivity with 36 different modes. It will help your GMC Sierra 3500 HD to accelerate faster!
Item #: PC77
Condition:
New
Price: $299.99
Electronic Throttle Controller
Description: Pedal Commander throttle response controller with Bluetooth support. You can adjust your gas pedal sensitivity with 36 different modes. It will help your Jeep Gladiator to accelerate faster!
Item #: PC78
Condition:
New
Price: $299.99
Electronic Throttle Controller
Description: Pedal Commander throttle response controller with Bluetooth support. You can adjust your gas pedal sensitivity with 36 different modes. It will help your Jeep Wrangler to accelerate faster!
Item #: PC78
Condition:
New
Price: $299.99
Electronic Throttle Controller
Description: Pedal Commander throttle response controller with Bluetooth support. You can adjust your gas pedal sensitivity with 36 different modes. It will help your Ram 1500 to accelerate faster!
Item #: PC78
Condition:
New
Price: $299.99
Engine Oil Filter
Description: Includes:
-2x PPE GM 6.6L Duramax MicroPure XR® Engine Oil Filter (114000750)
- PPE GM 6.6L Duramax Fuel Coolant Pump Relocation Kit (114002700)
Item #: 114000750 x2 & 114002700
Condition:
New
Limited Supply: Only 7 Left!
Yes, these are in stock and ready to ship, you do not need to call/message
Price: $100.00
Engine Oil Filter
Item #: 314000767
Condition:
New
Not Available
Price: $32.99
Sale: $29.69
Save: 10%
Save: $3.30
Exhaust
Item #: 117020200
Condition:
New
Price: $199.99
Sale: $179.99
Save: 10%
Save: $20.00
Exhaust Manifold Kit
Description: Significant reduction in exhaust back-pressure
Lower EGTs, better turbo efficiency and fuel economy
Sil-moly cast iron construction
Two-inch Free-Flow up-pipes with sleeved bellows
Up-pipes...More Details »
Item #: 116112500
Condition:
New
Price: $1,499.99
Sale: $1,349.99
Save: 10%
Save: $150.00