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UnderDog Diesel » 2021, Chevrolet
Products for:
- Year: 2021
- Make: Chevrolet
View Universal items for: 2021 Chevrolet
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Suspension Shock Absorber
Description: Application specific valving to maximize performance.
Item #: 985-24-242
Condition:
New
Price: $309.95
Suspension Shock Absorber
Description: Application specific valving to maximize performance.
Item #: 985-24-243
Condition:
New
Price: $309.95
Suspension Shock Absorber
Description: Application specific valving to maximize performance.
Item #: 985-24-244
Condition:
New
Price: $309.95
Suspension Shock Absorber
Description: Application specific valving to maximize performance.
Item #: 985-24-245
Condition:
New
Price: $309.95
Suspension Shock Absorber
Description: Application specific valving to maximize performance.
Item #: 985-62-012
Condition:
New
Price: $259.95
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
Accessory Switch
Description: HP Tuners Diesel Switch (GM E41-L5P)
Item #: H-M04-00
Condition:
New
Price: $79.99
No Image Available
Engine Control Module (ECM)
Description: HP Tuners L5P - Modified ECM Purchase
Item #: ECM-00-L5P-P
Condition:
New
Price: $1,499.99
No Image Available
Engine Control Module (ECM)
Description: HP Tuners L5P - ECM Exchange Service
Item #: ECM-00-L5P-E
Condition:
New
Price: $649.99
No Image Available
Engine Control Module (ECM)
Description: HP Tuners L5P - ECM Upgrade Service
Item #: ECM-00-L5P-U
Condition:
New
Price: $649.99
Cold Air Intake
Item #: HSP-D-602-2-HSP-CUST
Condition:
New
Price: $646.25
Cold Air Intake
Item #: HSP-D-602-2-HSP-BR
Condition:
New
Price: $575.00
Cold Air Intake
Item #: HSP-D-602-2-HSP-CB
Condition:
New
Price: $575.00
Cold Air Intake
Item #: HSP-D-602-2-HSP-CR
Condition:
New
Price: $575.00
Cold Air Intake
Item #: HSP-D-602-2-HSP-CP
Condition:
New
Price: $575.00
Cold Air Intake
Item #: HSP-D-602-2-HSP-GB
Condition:
New
Price: $575.00
Cold Air Intake
Item #: HSP-D-602-2-HSP-DG
Condition:
New
Price: $575.00
Cold Air Intake
Item #: HSP-D-602-2-HSP-O
Condition:
New
Price: $575.00
Cold Air Intake
Item #: HSP-D-602-2-HSP-W
Condition:
New
Price: $575.00
Cold Air Intake
Item #: HSP-D-602-2-HSP-RAW
Condition:
New
Price: $503.75
Cold Air Intake
Item #: HSP-D-602-2-HSP-SB
Condition:
New
Price: $575.00
Intercooler Pipes
Item #: HSP-D-600-2-HSP-CUST
Condition:
New
Price: $361.00
Intercooler Pipes
Item #: HSP-D-600-2-HSP-BR
Condition:
New
Price: $289.75
Intercooler Pipes
Item #: HSP-D-600-2-HSP-CB
Condition:
New
Price: $289.75
Intercooler Pipes
Item #: HSP-D-600-2-HSP-CR
Condition:
New
Price: $289.75
Intercooler Pipes
Item #: HSP-D-600-2-HSP-CP
Condition:
New
Price: $289.75
Intercooler Pipes
Item #: HSP-D-600-2-HSP-GB
Condition:
New
Price: $289.75
Intercooler Pipes
Item #: HSP-D-600-2-HSP-DG
Condition:
New
Price: $289.75
Intercooler Pipes
Item #: HSP-D-600-2-HSP-O
Condition:
New
Price: $289.75
Intercooler Pipes
Item #: HSP-D-600-2-HSP-W
Condition:
New
Price: $289.75
Intercooler Pipes
Item #: HSP-D-600-2-HSP-RAW
Condition:
New
Price: $251.75
Intercooler Pipes
Item #: HSP-D-600-2-HSP-SB
Condition:
New
Price: $289.75
Description: For use with 2-3" Leveling kit with Aftermarket UCA
Item #: 25001-302-EXT2
Condition:
New
Price: $1,072.55
Description: To install this drop in compressor wheel, turbocharger removal is REQUIRED!!!
Item #: VSE-L5P-FTR-WHL
Condition:
New
Price: $499.99
Description: Keep Your L5P's Map Sensor Clean. The L5P's stock setup leads to a ton of soot buildup on the MAP sensor over time. This requires constant cleaning. Our MAP Sensor Spacer, once installed,...More Details »
Item #: 82-1000
Condition:
New
Price: $69.00
Exhaust System Kit
Description: 3in. Cat-Back 2.5in Dual Rear Exit Aluminized Steel. Note: 4.5in OD Tip Included. Cutting Required For Installation. Excludes 2WD Crew Cab 6.5ft Box (2PC Driveshaft).
Item #: S5021AL
Condition:
New
Price: $688.19
Exhaust System Kit
Description: 3in. Cat-Back 2.5in Dual Rear Exit Black-Coated Aluminized Steel. Note: 4.5in OD BLK Tip Included. Cutting Required For Installation. Excludes 2WD Crew Cab 6.5ft Box (2PC Driveshaft).
Item #: S5021BLK
Condition:
New
Price: $883.49
Exhaust System Kit
Description: 3in. Cat-Back 2.5in Dual Rear Exit T304 Stainless Steel. Note: 4.5in OD Tip Included. Cutting Required For Installation. Excludes 2WD Crew Cab 6.5ft Box (2PC Driveshaft).
Item #: S5021304
Condition:
New
Price: $1,115.99
Exhaust System Kit
Description: 3in. Cat-Back 2.5in. Dual Rear Exit Aluminized Steel. Note: Uses Factory Bezels, Works Only for Trucks with Stock Dual System. Excludes 2WD Crew Cab 6.5' Box (2PC Drive Shaft).
Item #: S5065AL
Condition:
New
Price: $432.44
Exhaust System Kit
Description: 3in. Cat-Back 2.5in. Dual Rear Exit Aluminized Steel. Note: Uses Factory Bezels. Excludes 2WD Crew Cab 6.5' Box (2 Piece Driveshaft).
Item #: S5085AL
Condition:
New
Price: $441.74
Exhaust System Kit
Description: 3in. Cat-Back 2.5in. Dual Rear Exit T304 Stainless Steel. Note: Uses Factory Bezels. Works only for trucks with Stock Dual System. Excludes 2WD Crew Cab 6.5' Box (2 PC Driveshaft).
Item #: S5065304
Condition:
New
Price: $799.79
Exhaust System Kit
Description: 3in. Cat-Back 2.5in. Dual Rear Exit T304 Stainless Steel. Note: Uses Factory Bezels. Excludes 2WD Crew Cab 6.5' Box (2 Piece Driveshaft).
Item #: S5085304
Condition:
New
Price: $776.54
Exhaust System Kit
Description: 3in. Cat-Back 2.5in. Dual Rear Exit T409 Stainless Steel. Note: Uses Factory Bezels. Excludes 2WD Crew Cab 6.5' Box (2 Piece Driveshaft).
Item #: S5085409
Condition:
New
Price: $576.59
Exhaust System Kit
Description: 3in. Cat-Back 2.5in. Dual Split Rear T304 Stainless Steel Quad Carbon Fiber Tips. Note: 4in. OD Tips Included. Excludes 2WD Crew Cab 6.5' Box ( 2PC Driveshaft). Replaces Factory Duals.
Item #: S50043CF
Condition:
New
Price: $1,074.14
Exhaust System Kit
Description: 3in. Cat-Back 2.5in. Dual Split Rear T304 Stainless Steel Quad Carbon Fiber Tips. Note: 4in. OD Tips Included. Excludes 2WD Crew Cab 6.5' Box ( 2PC Driveshaft). Replaces Factory Duals.
Item #: S50053CF
Condition:
New
Price: $1,074.14
Exhaust System Kit
Description: 3in. Cat-Back Pre-Axle Dual Side Exit Aluminized Steel. Note: 4in. Outside Diameter Tip Included. Excludes Regular Cab Short Box/ 2WD Crew Cab 6.5' Box (2 Piece Driveshaft).
Item #: S5092AL
Condition:
New
Price: $460.34
Exhaust System Kit
Description: 3in. Cat-Back Pre-Axle Dual Side Exit Black Coated. Note: 4in. Outside Diameter Tip Included. Excludes Regular cab Short Box/ 2WD Crew Cab 6.5' Box (2 Piece Driveshaft).
Item #: S5092BLK
Condition:
New
Price: $609.14
Exhaust System Kit
Description: 3in. Cat-Back Pre-Axle Dual Side Exit T304 Stainless Steel. Note: 4in. Outside Diameter Tip Included. Excludes Regular cab Short Box/ 2WD Crew Cab 6.5' Box (2 Piece Driveshaft).
Item #: S5092304
Condition:
New
Price: $669.59
Exhaust System Kit
Description: 3in. Cat-Back Single Side Exit Aluminized Steel. Note: Cutting Required for Installation. Excludes 2WD Crew Cab 6.5ft Box, 2PC Driveshaft. 4in. Outside Diameter Tip Included.
Item #: S5019AL
Condition:
New
Price: $464.99
Exhaust System Kit
Description: 3in. Cat-Back Single Side Exit Aluminized Steel. Note: 4in. Outside Diameter Tip Included. EXCL 2WD Crew Cab 6.5' Box (2 Piece Driveshaft).
Item #: S5087AL
Condition:
New
Price: $371.99
Exhaust System Kit
Description: 3in. Cat-Back Single Side Exit Aluminized Steel. Note: 4in. Outside Diameter Tip Included.
Item #: S5090AL
Condition:
New
Price: $362.69
Exhaust System Kit
Description: 3in. Cat-Back Single Side Exit Black-Coated Aluminized Steel. Note: Cutting Required for Installation. Excludes 2WD Crew Cab 6.5ft Box, 2PC Driveshaft. 4in. Outside Diameter Tip Included.
Item #: S5019BLK
Condition:
New
Price: $604.49
Exhaust System Kit
Description: 3in. Cat-Back Single Side Exit Black Coated Aluminized Steel. Note: 4in. Outside Diameter Tip Included. EXCL 2WD Crew Cab 6.5' Box (2 Piece Driveshaft).
Item #: S5087BLK
Condition:
New
Price: $609.14
Exhaust System Kit
Description: 3in. Cat-Back Single Side Exit Black Coated Aluminized Steel. Note: 4in. Outside Diameter Tip Included.
Item #: S5090BLK
Condition:
New
Price: $446.39
Exhaust System Kit
Description: 3in. Cat-Back Single Side Exit T304 Stainless Steel. Note: Cutting Required for Installation. Excludes 2WD Crew Cab 6.5ft Box, 2PC Driveshaft. 4in. Outside Diameter Tip Included.
Item #: S5019304
Condition:
New
Price: $790.49
Exhaust System Kit
Description: 3in. Cat-Back Single Side Exit T304 Stainless Steel. Note: 4in. Outside Diameter Tip Included.
Item #: S5090304
Condition:
New
Price: $516.14
Exhaust System Kit
Description: 3in. Filter Back Single Side Exit Black Coated Aluminized Steel. Note: 4in. Outside Diameter Tip Included.
Item #: S6058BLK
Condition:
New
Price: $283.64