- Home »
- Catalog
UnderDog Diesel » 2021, Chevrolet
Products for:
- Year: 2021
- Make: Chevrolet
View Universal items for: 2021 Chevrolet
Browse Products
Fuel Injector
Item #: DDPL5P-100
Condition:
New
Price: $3,669.38
Fuel Injector
Item #: DDPL5P-50
Condition:
New
Price: $3,473.68
Fuel Injector
Item #: DDPL5P-STK
Condition:
New
Price: $293.55
Description: In-vehicle ECM/TCM unlock
Adds up to 125hp/275tq to the tires at Peak RPM's
Monitor displays important data like Soot, Miles Since Last Regen, EGT's, Boost and Fluid Temperatures
10-speed...More Details »
Item #: 85400-261
Condition:
New
Price: $979.95
Description: 5 Power Levels Adjustable on-the-fly through steering wheel controls
7 User adjustable throttle booster settings in each power level via app
Tire Size Speedo Calibration via App (29-50")
Tire...More Details »
Item #: 22710
Condition:
New
Price: $719.95
Description: Exergy 2017+ L5P Stock Replacement Injector
Item #: E02 10701
Condition:
New
Price: $2,400.00
Price: $63.00
Dedicated Fuel Systems
Item #: DIFSL5P1001
Condition:
New
Price: $504.21
Sale: $479.00
Save: 5%
Save: $25.21
Dedicated Fuel Systems
Item #: DIFSL5P2001
Condition:
New
Price: $504.21
Sale: $479.00
Save: 5%
Save: $25.21
Air Suspension Helper Spring
Description: 110/70 (227 MM SLEEVE)
Item #: 9001
Condition:
New
Price: $210.48
Air Suspension Helper Spring
Description: Kit comes with commercial grade air springs, upper and lower brackets that are industrial coated to prevent rust, DOT rated tubing, Automotive standard hardware and fittings, compressor, analog...More Details »
Item #: 2825
Condition:
New
Price: $1,311.73
Air Suspension Helper Spring
Description: 224CZ 3/4 OFF BNCTR
Item #: 6401
Condition:
New
Price: $217.79
Air Suspension Helper Spring
Description: 267C1.5 5/8CF1/2PIN1BN
Item #: 6397
Condition:
New
Price: $219.99
Suspension Leveling Kit
Description: Colorado/Canyon
Item #: 2587
Condition:
New
Price: $538.89
Suspension Leveling Kit
Description: GM 1500
Item #: 2609
Condition:
New
Price: $538.89
Air Suspension Helper Spring
Description: Note: Do not exceed the vehicles GVWR. Fits: GM Silverado/Sierra 1500 (2WD/4WD)
Item #: 2843
Condition:
New
Price: $1,177.82
No Image Available
Air Suspension Helper Spring
Description: Note: Do not exceed the vehicles GVWR. Fits: GM Silverado/Sierra 1500 (2WD/4WD)
Item #: 2844
Condition:
New
Price: $1,336.70
Air Suspension Helper Spring
Description: Note: Do not exceed the vehicles GVWR. Fits: GM Silverado/Sierra 2500/3500HD (2WD/4WD)
Item #: 2860
Condition:
New
Price: $1,470.61
No Image Available
Suspension Leveling Kit
Description: RED Label Ride Rite Extreme Duty Air Spring Kit
Item #: 2709
Condition:
New
Price: $987.38
Suspension Leveling Kit
Description: Ride-Rite Air Helper Spring Kit Rear Incl. Brackets Air Helper Springs Hardware Air Line And Inflation Valves No Drilling Required
Item #: 2613
Condition:
New
Price: $866.80
Description: -New Valves
-New Valve Guides
-New Valve Springs
-New Valve Seals
No Core Charge
Item #: FPE-61-10014-D
Condition:
New
Price: $1,099.00
Description: -New Valves
-New Valve Guides
-New Valve Springs
-New Valve Seals
No Core Charge
Item #: FPE-61-10014-P
Condition:
New
Price: $1,099.00
Description: 2017-2019 L5P Fuel Filter Upgrade Kit For Short and Long Bed applications as well as 2020-2024 Crew Cab Long Bed applications.
Item #: FPE-L5P-FFBA-1719
Condition:
New
Price: $229.00
Description: 2020+ L5P Fuel Filter Upgrade Kit For Short Bed Applications and 2024 Regular Cab Long Bed Applications
Item #: FPE-L5P-FFBA-20
Condition:
New
Price: $229.00
Item #: FPE-HAR-MU-PT-7
Condition:
New
Price: $28.99
Item #: FPE-L5P-MAP-SPR
Condition:
New
Price: $68.99
Item #: FPE-HAR-L5P-INJ-PT-4P
Condition:
New
Price: $179.99
Item #: FPE-HAR-L5P-INJ-PT-8P
Condition:
New
Price: $299.99
Item #: FPE-HAR-L5P-INJ-PT
Condition:
New
Price: $59.99
Item #: FPE-HAR-MU-PT-1
Condition:
New
Price: $37.99
Engine Harmonic Balancer
Description: Harmonic Balancer - Fluidampr-2020+ GM / Chevy Duramax L5P - Steel - Black Zinc Chromate - 8-3/8" dia - 30.6 lbs - SFI 18.1 - Made in USA - Each Fits: 2020+ GM/Chevy 6.6L Duramax L5P
Item #: 830151
Condition:
New
Price: $685.10
Engine Harmonic Balancer
Description: Harmonic Balancer - Fluidampr - GM L8T - L87 - L84 - 2019-2022 GM/Chevy Truck/SUVs/Vans
Item #: 760151
Condition:
New
Price: $491.30
Suspension Shock Absorber Kit
Description: Application specific valving to maximize performance.
Item #: 883-06-133
Condition:
New
Price: $2,399.95
Suspension Shock Absorber Kit
Description: Application specific valving to maximize performance.
Item #: 883-26-036
Condition:
New
Price: $1,699.95
Suspension Shock Absorber Kit
Description: Application specific valving to maximize performance.
Item #: 883-06-175
Condition:
New
Price: $3,699.95
Suspension Shock Absorber Kit
Description: Application specific valving to maximize performance.
Item #: 883-26-105
Condition:
New
Price: $3,499.95
Suspension Shock Absorber Kit
Description: Application specific valving to maximize performance.
Item #: 883-06-157
Condition:
New
Price: $2,299.95
Suspension Shock Absorber Kit
Description: Application specific valving to maximize performance.
Item #: 883-06-162
Condition:
New
Price: $2,299.95
Suspension Shock Absorber Kit
Description: Application specific valving to maximize performance.
Item #: 883-26-060
Condition:
New
Price: $1,599.95
Suspension Shock Absorber Kit
Description: Application specific valving to maximize performance.
Item #: 883-26-084
Condition:
New
Price: $1,599.95
Suspension Shock Absorber Kit
Description: Application specific valving to maximize performance.
Item #: 883-26-085
Condition:
New
Price: $1,599.95
Suspension Shock Absorber Kit
Description: Application specific valving to maximize performance.
Item #: 883-26-087
Condition:
New
Price: $1,599.95
Suspension Shock Absorber
Description: Application specific valving to maximize performance.
Item #: 985-02-103
Condition:
New
Price: $599.95
Suspension Shock Absorber
Description: Application specific valving to maximize performance.
Item #: 985-02-134
Condition:
New
Price: $599.95
Suspension Shock Absorber
Description: Application specific valving to maximize performance.
Item #: 985-24-129
Condition:
New
Price: $219.95
Suspension Shock Absorber
Description: Application specific valving to maximize performance.
Item #: 985-24-209
Condition:
New
Price: $219.95
Suspension Shock Absorber
Description: Application specific valving to maximize performance.
Item #: 985-24-238
Condition:
New
Price: $219.95
Suspension Shock Absorber
Description: Application specific valving to maximize performance.
Item #: 985-24-239
Condition:
New
Price: $219.95
Suspension Shock Absorber
Description: Application specific valving to maximize performance.
Item #: 985-24-240
Condition:
New
Price: $219.95
Suspension Shock Absorber
Description: Application specific valving to maximize performance.
Item #: 985-24-241
Condition:
New
Price: $219.95
Suspension Shock Absorber
Description: Application specific valving to maximize performance.
Item #: 985-24-242
Condition:
New
Price: $339.95
Suspension Shock Absorber
Description: Application specific valving to maximize performance.
Item #: 985-24-243
Condition:
New
Price: $339.95
Suspension Shock Absorber
Description: Application specific valving to maximize performance.
Item #: 985-24-244
Condition:
New
Price: $339.95
Suspension Shock Absorber
Description: Application specific valving to maximize performance.
Item #: 985-24-245
Condition:
New
Price: $339.95
Suspension Shock Absorber
Description: Application specific valving to maximize performance.
Item #: 985-62-012
Condition:
New
Price: $299.95
Allison 1000 5SPD - 6SPD
Item #: GFP-ALLISON
Condition:
New
Price: $349.00
Allison 10L1000
Item #: ATC-(#)-2020
Condition:
New
Current build time of 6-8 business days.
Price: $1,845.00
Transmission Control Module
Description: HP Tuners TCM - GM-T87A / 17+ Duramax
Item #: TCM-00-T87A
Condition:
New
Price: $399.99
Description: Cap for L5P Coolant Pipe
Item #: RSCC-025-BLK w/13-15
Condition:
New
Price: $15.25