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UnderDog Diesel » 2020, Sierra 3500
Products for:
- Year: 2020
- Model: Sierra 3500
View Universal items for: 2020 Sierra 3500
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Description: Fits; 2020-2025 Chevy/GMC 2500HD/3500 TRUCKS and Much More
Item #: KRSBEL20
Condition:
New
Price: $159.99
Sale: $151.99
Save: 5%
Save: $8.00
Description: Fits; 2020-2024 Chevy/GMC 2500HD/3500 TRUCKS with lifts higher than 6"
Item #: KRSBEL1425
Condition:
New
Price: $169.99
Sale: $161.49
Save: 5%
Save: $8.50
Description: Fits; 2020-2025 Chevy/GMC 2500HD/3500 TRUCKS and Much More
Item #: KRSBEL26
Condition:
New
Price: $169.99
Sale: $161.49
Save: 5%
Save: $8.50
Description: Fits; 2011-2025 CHEVY/GMC 2500/3500 HD
Item #: ULTIMATE11
Condition:
New
Price: $1,499.99
Sale: $1,424.99
Save: 5%
Save: $75.00
Description: Fits; 2011-2025 Chevy/GMC Truck 2500HD/3500 With Aftermarket Bolt on Ball Joint Style Control Arms ONLY!
Item #: 1119BJPACK-2
Condition:
New
Price: $199.99
Sale: $189.99
Save: 5%
Save: $10.00
Description: Fits; 2011-2024 Kryptonite and Cognito Upper Control arms ONLY!
*Will not fit FTS Arms, or Stock control arms.
Item #: KRBUCA11
Condition:
New
Price: $39.99
Sale: $37.99
Save: 5%
Save: $2.00
Description: Fits; 2020-2025 Chevy/GMC 2500/3500 HD Truck
Item #: KRUCA20
Condition:
New
Price: $599.99
Sale: $569.99
Save: 5%
Save: $30.00
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: To install this drop in compressor wheel, turbocharger removal is REQUIRED!!!
Item #: VSE-L5P-FTR-WHL
Condition:
New
Price: $499.99
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
Sale: $2,975.00
Save: 15%
Save: $525.00
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
Price: $69.00
Exhaust System Kit
Description: 4in. Cat-Back Single Side Exit Street Version T304 Stainless Steel. Note: 5in. Outside Diameter Tip Included..
Item #: S5093AL
Condition:
New
Price: $636.16
Sale: $514.99
Save: 19%
Save: $121.17
Exhaust System Kit
Description: 4in. Cat-Back Single Side Exit Street Version T304 Stainless Steel. Note: 5in. Outside Diameter Tip Included.
Item #: S5093304
Condition:
New
Price: $1,179.69
Sale: $954.99
Save: 19%
Save: $224.70
Exhaust System Kit
Description: 4in. Filter Back Single Side Exit Aluminized Steel. Note: 5in. Outside Diameter Tip Included. EC/CC Models Only.
Item #: S6059AL
Condition:
New
Price: $432.34
Sale: $349.99
Save: 19%
Save: $82.35
Exhaust System Kit
Description: 4in. Filter Back Single Side Exit Black Coated Aluminized Steel. Note: 5in. Outside Diameter Tip Included. EC/CC Models Only.
Item #: S6059BLK
Condition:
New
Price: $605.28
Sale: $489.99
Save: 19%
Save: $115.29
Exhaust System Kit
Description: 4in. Filter Back Single Side Exit T304 Stainless Steel. Note: 5in. Outside Diameter Tip Included. EC/CC Models Only.
Item #: S6059304
Condition:
New
Price: $574.40
Sale: $464.99
Save: 19%
Save: $109.41
Exhaust System Kit
Description: 5in. Filter Back Single Side Exit Aluminized Steel. Note: 6in. Outside Diameter Tip Included. Cutting Required For Installation.
Item #: S60610AL
Condition:
New
Price: $518.81
Sale: $419.99
Save: 19%
Save: $98.82
Exhaust System Kit
Description: 5in. Filter Back Single Side Exit T409 Stainless Steel. Note: 6in. Outside Diameter Tip Included. Cutting Required For Installation.
Item #: S60610409
Condition:
New
Price: $660.87
Sale: $534.99
Save: 19%
Save: $125.88
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: $179.11
Sale: $144.99
Save: 19%
Save: $34.12
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: $172.93
Sale: $139.99
Save: 19%
Save: $32.94
Intercooler Pipe Set
Description: Chevrolet/GMC 6.6L Duramax Cold-Side Intercooler Pipe & Boot Kit, Custom Color
Item #: MMICP-DMAX-11CN
Condition:
New
Not Available
Intercooler Pipe Set
Description: Cold-Side Intercooler Pipe and Boot Kit, fits Chevrolet/GMC 6.6L Duramax 2011-2016
Item #: MMICP-DMAX-11CBK
Condition:
New
Price: $326.95
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: $87.95
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: $85.95
Intercooler Pipe Set
Description: Hot-Side Intercooler Pipe and Boot Kit, fits Chevrolet/GMC 6.6L Duramax 2011-2016
Item #: MMICP-DMAX-11HBK
Condition:
New
Price: $354.95
Intercooler Pipe Set
Description: Chevrolet/GMC 6.6L Duramax Hot-Side Intercooler Pipe and Boot Kit, Custom Color
Item #: MMICP-DMAX-11HN
Condition:
New
Not Available
Intercooler Pipe Set
Description: Intercooler Pipe and Boot Kit, fits Chevrolet/GMC 6.6L Duramax 2011-2016
Item #: MMICP-DMAX-11KBK
Condition:
New
Price: $615.95
Automatic Transmission Oil Cooler
Description: Transmission Thermal Bypass Valve Kit, fits Chevrolet/GMC 6.6L Duramax L5P 2017+
Item #: MMTC-L5P-TBV
Condition:
New
Price: $128.95
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
Engine Oil Pan
Item #: 114052201
Condition:
New
Price: $17.99
Steering Tie Rod
Item #: 158030211
Condition:
New
Price: $67.49
Steering Tie Rod End Boot
Item #: 158031522
Condition:
New
Price: $22.49
Transmission
Item #: 128058700
Condition:
New
Price: $16.19
Automatic Transmission Oil Pan
Item #: 128044000
Condition:
New
Price: $44.99
Transfer Case PTO Cover
Item #: 128060020
Condition:
New
Price: $80.99
Transfer Case PTO Cover
Item #: 128060000
Condition:
New
Price: $71.99
Automatic Transmission Oil Pan
Item #: 128051020
Condition:
New
Price: $350.99
Automatic Transmission Oil Pan
Item #: 128051010
Condition:
New
Price: $350.99
Automatic Transmission Oil Pan
Item #: 128051000
Condition:
New
Price: $332.99
Automatic Transmission Oil Pan
Item #: 128052020
Condition:
New
Price: $260.99
Automatic Transmission Oil Pan
Item #: 128052010
Condition:
New
Price: $260.99
Automatic Transmission Oil Pan
Item #: 128052000
Condition:
New
Price: $242.99
Transfer Case PTO Cover
Item #: 128060002
Condition:
New
Price: $6.29
Description: Fits 2020-2024 GM 2500/3500 w/ Overload Springs
~6400LBS Load Leveling Capacity at 150PSI
Confirmed 5th Wheel Hitch Compatibility:
OEM Puck System
GNRK1020
For use with factory overload...More Details »
Item #: 88-33200
Condition:
New
Price: $849.95
Suspension Lift Kit
Description: Big Lift Kit w/Shocks 6 in. Lift w/Falcon 1.1 Monotube Shock w/o Factory Air
Item #: 44-19601
Condition:
New
Price: $2,349.95
Suspension Lift Kit
Description: Big Lift Kit w/Shocks 6 in. Lift w/Falcon 1.1 Shocks
Item #: 44-30620
Condition:
New
Price: $2,699.95
Suspension Lift Kit
Description: Big Lift Kit w/Shocks 6 in. Lift w/Rear Falcon 1.1 Monotube Shocks
Item #: 44-39600
Condition:
New
Price: $2,449.95
Suspension Lift Kit
Description: Big Lift Kit w/Shocks 6 in. Lift w/SST3000 Shocks
Item #: 44-30601
Condition:
New
Price: $2,399.95
Suspension Lift Kit
Description: Big Lift Kit w/Shocks 8 in. Lift w/Falcon 1.1 Shocks
Item #: 44-30820
Condition:
New
Price: $2,899.95
Suspension Lift Kit
Description: Big Lift Kit w/Shocks 8 in. Lift w/SST3000 Shocks
Item #: 44-30801
Condition:
New
Price: $2,599.95
Suspension Lift Kit
Description: Big Lift Kit w/Shocks 8 in. Lift w/Upper Control Arms Rear Falcon 1.1 Monotube Shocks
Item #: 44-39800
Condition:
New
Price: $2,849.95
Leaf Helper Spring
Description: Block And Add-A-Leaf Kit 4 in. Blocks Incl. U-Bolts Fits: 2011-15 SILVERADO/SIERRA 2500HD/3500HD-4in. Block kit and U-Bolt
Item #: 26-3204
Condition:
New
Price: $179.95
Leaf Helper Spring
Description: Block And Add-A-Leaf Kit 5 in. Blocks Incl. U-Bolts Fits: 2011-16 SILVERADO/SIERRA 2500HD/3500HD-5in. Block kit and U-Bolt
Item #: 26-3205
Condition:
New
Price: $189.95
Suspension Control Arm
Description: Control Arm Fabricated Upper
Item #: 44-3035
Condition:
New
Price: $499.95