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UnderDog Diesel » 2024
Products for:
- Year: 2024
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Running Board
Description: PowerStep SmartSeries Running Board fits 18-21 Ram 250//3500, All Cabs
Item #: 86239-01A
Condition:
New
Price: $2,049.99
Truck Cab Side Step
Description: BedStep® - Retractable Rear Bumper Access Step Fits: 2019-2020 Ram 2500; 2019-2020 Ram 3500
Item #: 75324-01A
Condition:
New
Price: $349.99
Truck Cab Side Step
Description: BedStep® - Retractable Rear Bumper Access Step Fits: 2020-2021 Chevrolet Silverado 2500 HD; 2020-2021 Chevrolet Silverado 2500 HD; 2020-2021 Chevrolet Silverado 3500 HD; 2020-2021 Chevrolet...More Details »
Item #: 75327-01A
Condition:
New
Price: $349.99
Truck Cab Side Step
Description: Bedstep 2 Retractable Bed Side Step fits 2020-2020 Chevrolet Silverado/Sierra 2500/3500 Fits: 2020 Chevrolet Silverado 2500 HD, 2020 Chevrolet Silverado 3500 HD, 2020 GMC Sierra 2500 HD, 2020 GMC Sierra 3500 HD
Item #: 75418-01A
Condition:
New
Price: $349.99
Running Board
Description: PowerStepâ„¢
Item #: 76239-01A
Condition:
New
Price: $1,899.99
Running Board
Description: PowerStep ? Xtreme
Item #: 78239-01A
Condition:
New
Price: $2,249.99
Truck Cab Side Step
Description: BedStep® 2 - Retractable Bed Side Step Fits: 2019-2020 Ram 2500; 2019-2020 Ram 3500
Item #: 75417-01A
Condition:
New
Price: $349.99
Air Suspension Reservoir Mount Relocation Kit
Description: 19-20 Ram 2500/3500 Crew Cab Relocation Brackets for Factory AirRide Suspension
Item #: 79109-01A
Condition:
New
Price: $69.99
Truck Cab Side Step
Description: Bedstep 2 Retractable Bed Side Step fits 2020 Ram 3500 Fits: 2020 Ram 3500
Item #: 75419-01A
Condition:
New
Price: $349.99
Running Board
Description: PowerStep Xtreme Electric Running Board for Extreme Conditions fits 22-24 Chevrolet Silverado/GMC Sierra; Double and Crew Cab; Includes Gas and Diesel Fits: 2022-2023 Chevrolet Silverado 1500, 2024...More Details »
Item #: 78255-01A
Condition:
New
Price: $2,249.99
Running Board
Description: PowerStep XL Electric Running Board, Offers 3 Inch Additional Drop, fits 2022 Chevrolet Silverado/GMC Sierra 1500; Crew Cab; Includes Gas and Diesel Fits: 2022 Chevrolet Silverado 1500 Crew Cab...More Details »
Item #: 77255-01A
Condition:
New
Price: $2,399.99
Running Board
Description: PowerStep Plug-N-Play Automatic Power-Deploying Running Boards fits 2022 Chevy Silverado 1500/GMC Sierra 1500 Double/Crew Cab; Includes Gas and Diesel Fits: 2022 Chevrolet Silverado 1500 Crew Cab...More Details »
Item #: 76255-01A
Condition:
New
Price: $1,899.99
Truck Bed Tailgate Extender
Description: Excludes Super Crew; includes 2004 Heritage
Item #: 74814-01A
Condition:
New
Price: $349.99
Truck Bed Tailgate Extender
Description: Excludes Super Crew; includes 2004 Heritage
Item #: 74814-00A
Condition:
New
Price: $349.99
Description: Fits: 2001 thru 2024 Chevy Silverado/GMC Sierra 2500HD/3500HD LB7/LLY/LBZ/LMM/LML/L5P Duramax Diesel w/ Allison Automatic Transmission
Item #: 230-2901
Condition:
New
Price: $97.98
Sale: $94.99
Save: 3%
Save: $2.99
Gooseneck Trailer Hitch Kit
Description: Custom mounting bracket and center kit for trucks. No-drill, bolt-on application. Fits: 2020-2024 Chevrolet & GMC 2500 & 3500 Trucks - Excludes Trucks with CarbonPro Bed
Item #: GNRK1020
Condition:
New
Price: $749.00
Gooseneck Trailer Hitch Mount Kit
Description: Custom mounting bracket kit for Chevrolet & GMC trucks. No-drill, bolt-on application. To be used in conjunction with a Center Assembly kit.
Item #: GNRM1020
Condition:
New
Price: $431.00
Truck Cab Protector / Headache Rack
Description: B&W Custom Headache Rack w/ LED Brake, Turn, Tail Lights for Chevy Trucks Fits: 2020-2023 Chevrolet & GMC 2500 & 3500 Trucks - Excludes Trucks with CarbonPro Bed
Item #: PUCP7543BA
Condition:
New
Price: $899.00
Tonneau Cover
Description: BAKFlip MX4 Hard Folding Truck Bed Cover - Matte Finish - 2017-2021 Ford F-250/350/450 6' 9 Bed Application Summary: 2017-2021 Ford F-250 Super Duty 81.9 Bed, 2017-2021 Ford F-350 Super Duty 81.9 Bed
Item #: 448330
Condition:
New
Tonneau Cover
Description: Revolver X4s Hard Rolling Truck Bed Cover - 2020-2024 Chevy Silverado/GMC Sierra 2500 HD/3500 HD 8' Bed Application Summary: 2020-2024 Chevrolet Silverado 2500 HD 98.2 Bed, 2020-2024 Chevrolet...More Details »
Item #: 80134
Condition:
New
Price: $1,399.99
MAP Sensor Spacer
Description: Extends MAP Sensor Life
Protects sensor from soot buildup
Lower & Upper MAP Sensor Relocator
FOR 2023-2025 CHEVY/GMC 2500/3500 6.6L L5P
This is for both MAP Sensors, if you already have the upper, please purchase 64414
Item #: 64415
Condition:
New
Price: $143.33
Sale: $129.00
Save: 10%
Save: $14.33
MAP Sensor Spacer
Description: Extends MAP Sensor Life
Protects sensor from soot buildup
Lower MAP Sensor Relocator
FOR 2023-2025 CHEVY/GMC 2500/3500 6.6L L5P
This is for the lower MAP sensor only. This kit is intended for...More Details »
Item #: 64414
Condition:
New
Price: $76.67
Sale: $69.00
Save: 10%
Save: $7.67
MAP Sensor Spacer
Description: Extends MAP Sensor Life
Protects sensor from soot buildup
MAP Sensor Relocator
FOR 2017-2025 CHEVY/GMC 2500/3500 6.6L L5P
Item #: 64410
Condition:
New
Price: $76.67
Sale: $69.00
Save: 10%
Save: $7.67
Description: Banks iDash Pro, Universal CAN, Stand-Alone for ALL 2008+ OBDII CAN bus vehicles Note: Universal CAN, Stand-Alone Standard 52mm size
Mount Not Included, Checkout the 3D Print Tab for our in...More Details »
Item #: 66710
Condition:
New
Price: $419.00
Description: Up to 68% greater flow area vs stock
Increases throttle response and reduces turbo lag
Item #: 26006-PC
Condition:
New
Price: $550.00
Sale: $495.00
Save: 10%
Save: $55.00
Description: FOR 2019-2024 DODGE RAM 2500/3500 6.7L CUMMINS
Does not fit Cab and Chassis
Item #: 42799-B
Condition:
New
Limited Supply: Only 2 Left!
50 State Compliant CARB E.O. D-161-154
Price: $998.99
Sale: $748.00
Save: 25%
Save: $250.99
Description: FOR 2019-2024 DODGE RAM 2500/3500 6.7L CUMMINS
Does not fit Cab and Chassis
Item #: 42799
Condition:
New
50 State Compliant CARB E.O. D-161-154
Price: $968.99
Sale: $718.00
Save: 26%
Save: $250.99
Description: FOR 2019-2024 DODGE RAM 2500/3500 6.7L CUMMINS
Does not fit Cab and Chassis
Item #: 42799-PC
Condition:
New
50 State Compliant CARB E.O. D-161-154
Price: $998.99
Sale: $748.00
Save: 25%
Save: $250.99
Description: -Huge increase in size and flow over stock and competitors (3.5" vs 2.5")
-Hot Side flows 490 CFM @ 12" vs stock 388 CFM
-Cold Side flows 635 CFM @ 12" vs stock 435 CFM
-Constant 3.5in diameter...More Details »
Item #: 26005
Condition:
New
Price: $775.56
Sale: $698.00
Save: 10%
Save: $77.56
Air Filter
Description: Air Filter Element, Dry Filter for 2017-2019 Chevy/GMC 2500/3500 6.6L Duramax, L5P and 2019-2024 Ram 2500/3500 6.7L Note: Easy to install replacement filter (dry) for Banks Ram-Air Systems....More Details »
Item #: 42259-D
Condition:
New
Price: $113.33
Sale: $102.00
Save: 10%
Save: $11.33
Air Filter
Description: Air Filter Element, Oiled Filter for 2017-2019 Chevy/GMC 2500/3500 6.6L Duramax, L5P and 2019-2024 Ram 2500/3500 6.7L Note: Easy to install replacement filter (oiled). Increased airflow,...More Details »
Item #: 42259
Condition:
New
Price: $113.33
Sale: $102.00
Save: 10%
Save: $11.33
Description: Prevents expensive stock charge pipe failure
Huge increase in size and flow over stock and competitors
Constant 3.5in diameter tubing for the best flow
Billet aluminum couplers maintain boost...More Details »
Item #: 26008
Condition:
New
Price: $598.00
Engine Oil Pan
Description: For 2020-2026 Chevy/GMC 2500/3500 6.6L Diesel L5P
If the truck has a lift kit, contact us to verify fitment before purchase.
Item #: 35137-B
Condition:
New
Currently on Back Order
Price: $476.67
Sale: $429.00
Save: 10%
Save: $47.67
Description: iDash Pro Required! Not included. DOES NOT WORK WITH IDASH SUPERGAUGE OR DATAMONSTER
-Adds 86 hp and 178 lb-ft at the wheels
-6 power levels that can be changed on-the-fly via iDash...More Details »
Item #: 67137
Condition:
New
Price: $1,086.67
Sale: $978.00
Save: 10%
Save: $108.67
Description: -Adds 86 hp and 178 lb-ft at the wheels
-6 power levels that can be changed on-the-fly via iDash
-Interfaces with OBD (On-Board Diagnostics) to communicate with vehicle's ECM
-Warranty friendly:...More Details »
Item #: 67128
Condition:
New
Price: $1,642.22
Sale: $1,478.00
Save: 10%
Save: $164.22
Description: -Adds 86 hp and 178 lb-ft at the wheels
-6 power levels that can be changed on-the-fly via iDash
-Interfaces with OBD (On-Board Diagnostics) to communicate with vehicle's ECM
-Warranty friendly:...More Details »
Item #: 67108
Condition:
New
Price: $1,553.33
Sale: $1,398.00
Save: 10%
Save: $155.33
Turbo Inlet Horn, Intake Manifold
Description: The Banks Monster-Ram Turbo Inlet for the 2017-2025 Duramax L5P is the only intake elbow that outperforms stock without the destructive effects of turbo surge. More than a year in development, the...More Details »
Item #: 42792-N
Condition:
New
50-State Emission Compliant CARB-EO D-161-158
Price: $321.11
Sale: $289.00
Save: 10%
Save: $32.11
Turbo Inlet Horn, Intake Manifold
Description: The Banks Monster-Ram Turbo Inlet for the 2017-2025 Duramax L5P is the only intake elbow that outperforms stock without the destructive effects of turbo surge. More than a year in development, the...More Details »
Item #: 42792-R
Condition:
New
Limited Supply: Only 3 Left!
50-State Emission Compliant CARB-EO D-161-158
Price: $332.22
Sale: $299.00
Save: 10%
Save: $33.22
Banks Power Pedal Monster Throttle Sensitivity Booster for Use w/ Exst. iDash - 2020+ GM 2500/3500HD
Throttle Assist
Description: PedalMonster, Throttle Sensitivity Booster for use with existing iDash and/or Derringer for 2020+ GM 2500/3500HD
Item #: 64311
Condition:
New
Price: $354.44
Sale: $319.00
Save: 10%
Save: $35.44
Description: For 2020-2026 Chevy/GMC 2500/3500 6.6L Diesel
with 10 speed Allison 10L1000 Transmission
Will NOT work with AEV skid plates.
Item #: 35148-B
Condition:
New
Price: $476.67
Sale: $429.00
Save: 10%
Save: $47.67
Differential Cover
Description: For 2001-2019 Chevy/GMC, 2003-2018 RAM with AAM 11.5" or 11.8" 14 Bolt Rear Axle
2019-2024 RAM 6.4L See Fitment Note
Item #: 19269
Condition:
New
Price: $438.89
Sale: $395.00
Save: 10%
Save: $43.89
Differential Cover
Description: For 2001-2019 Chevy/GMC, 2003-2018 RAM with AAM 11.5" or 11.8" 14 Bolt Rear Axle
2019-2024 RAM 6.4L See Fitment Note
Item #: 19249
Condition:
New
Price: $438.88
Sale: $395.00
Save: 10%
Save: $43.88
Description: For 2019-2024 RAM and 2020-2024 Chevy/GMC, with 11.5" or 12" 14-Bolt AAM Rear Axle
RAM 6.4L See Fitment Note
Item #: 19288
Condition:
New
Price: $472.22
Sale: $425.00
Save: 10%
Save: $47.22
Description: For 2019-2024 RAM and 2020-2024 Chevy/GMC, with 11.5" or 12" 14-Bolt AAM Rear Axle
RAM 6.4L See Fitment Note
Item #: 19286
Condition:
New
Price: $472.22
Sale: $425.00
Save: 10%
Save: $47.22
Description: 2019-2024 Ram 2500/3500 6.7L Cummins
51% Mass Air Flow Gain vs Stock
Item #: 42279-D
Condition:
New
Price: $521.11
Sale: $469.00
Save: 10%
Save: $52.11
Description: 2019-2024 Ram 2500/3500 6.7L Cummins
51% Mass Air Flow Gain vs Stock
Item #: 42279
Condition:
New
Price: $521.11
Sale: $469.00
Save: 10%
Save: $52.11
Cold Air Intake
Description: Does not fit 2025 Models.
Removes restrictions, sharpens turbo response, and improves fuel economy. 58% mass air flow gain.
Item #: 42285-D
Condition:
New
Not Available
10-14 Business Day Lead Time
Price: $550.00
Sale: $495.00
Save: 10%
Save: $55.00
Cold Air Intake
Description: Does not fit 2025 Models.
Removes restrictions, sharpens turbo response, and improves fuel economy. 58% mass air flow gain.
Item #: 42285
Condition:
New
Price: $550.00
Sale: $495.00
Save: 10%
Save: $55.00
Price: $219.95
Description: - Airflow to Support up to 700+ RWHP
- Tested up to 600 RWHP with stock emissions equipment and tuning
- 30% more airflow available compared to stock
- 41+psi boost capable at sea level
-...More Details »
Item #: CPS200257
Condition:
New
Price: $3,699.00
Description: - Airflow to Support over 600HP!
- Tested to make 615hp with stock emissions equipment and tuning
- Provides 64 lbs/min mass airflow compared to 48lbs/min stock
- 30% more airflow available...More Details »
Item #: CPS200183
Condition:
New
Price: $3,399.00
NEW!
Description: - New Turbo Actuator for 2024-2026 L5P Duramax OEM/VGT Turbos
Item #: CPS206-117
Condition:
New
Price: $649.00
Description: - Airflow Capable of Supporting up to 700HP
- Custom Billet Compressor Wheel
- Turbine Wheel and Nozzle Ring Upgrades
- Improved EGT Control
- Compressor and turbine wheel durability upgrades...More Details »
Item #: CPS200289
Condition:
New
Price: $3,149.00
Description: - Airflow capable of supporting up to 750HP
- Compressor and Turbine Wheel durability upgrades
- Black Anodized Custom Billet Compressor Wheel
- Turbine Wheel and Nozzle Ring Upgrades
- 67mm -...More Details »
Item #: CPS200329
Condition:
New
Price: $3,549.00
Description: - Extra airflow to make 80-100rwhp over 'Tune only' L5P
- Works with box tuners, custom tuning, or without tuning
- Major EGT control improvements compared to stock
- 62.5mm - 7+7 Blade Extended...More Details »
Item #: CPS200157
Condition:
New
Price: $2,149.00
NEW!
Calibrated Power - 6.7L Cummins Billet HE351VE / HE300VG Turbo Actuator - ITI Autosynq™ - 68445522AA
Description: ITI Upgraded Billet AutoSynq™ Actuator
- Self-Calibrating Software with Full Vane Sweep - No dealer programming or re-learn required for installation. Full sweep operation helps keep turbine...More Details »
Item #: 68445522AA
Condition:
New
Price: $1,149.00
NEW!
Description: - CNC Precision Machined Black Anodized Billet Aluminum Plate
- Clean, Professional Appearance
- Made from the highest-quality materials
- Intelligent design - Swivel Air Chuck Fitting Improves...More Details »
Item #: CPS200614
Condition:
New
Price: $99.00
Pitman Arm Support
Item #: 110-90772
Condition:
New
Price: $259.95
Description: Easy Installation
No trimming is required to install if leaving off the factory mud guards
Mild steel silver zinc plating for corrosion resistance
30-minute DIY install time
Made in the USA...More Details »
Item #: 110-91193
Condition:
New
Price: $99.95
Intercooler Pipe
Item #: 83-1001
Condition:
New
CARB EO# D-590-36
Price: $299.00