- Home »
- Catalog
UnderDog Diesel » 2025, Silverado 2500
Products for:
- Year: 2025
- Model: Silverado 2500
View Universal items for: 2025 Silverado 2500
Browse Products
Items 61-113 of 113
- Prev
- Page 2 of 2
Description: Fits; 2020-2025 Chevy/GMC 2500/3500 HD
Will NOT fit on AT4X & ZR2 trucks equipped with DSSV shocks.
Item #: KR20STAGE2
Condition:
New
Price: $799.99
Sale: $759.99
Save: 5%
Save: $40.00
Description: Fits; 2020-2025 Chevy/GMC 2500/3500 HD
Will NOT fit on AT4X & ZR2 trucks equipped with DSSV shocks.
Item #: KR20STAGE3FOX
Condition:
New
Price: $1,559.99
Sale: $1,481.99
Save: 5%
Save: $78.00
Description: Fits; 2020-2025 Chevy/GMC 2500/3500 HD
Will NOT fit on AT4X & ZR2 trucks equipped with DSSV shocks.
Item #: KR20STAGE4FOX
Condition:
New
Price: $1,999.99
Sale: $1,899.99
Save: 5%
Save: $100.00
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; 2011-2025 Kryptonite and Cognito Upper Control arms ONLY!
*Will not fit FTS Arms, or Stock control arms.
Item #: KRBUCA11
Condition:
New
Price: $59.99
Sale: $56.99
Save: 5%
Save: $3.00
Description: Fits; Kryptonite Upper Control Arms for the 2011-2025 GM 2500HD-3500 Trucks
Item #: PB67548, PB67547
Condition:
New
Price: $19.98
Sale: $18.98
Save: 5%
Save: $1.00
Description: Fits; 2020-2025 Chevy/GMC 2500/3500 HD Truck
Item #: KRUCA20
Condition:
New
Price: $699.99
Sale: $664.99
Save: 5%
Save: $35.00
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
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
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 #: 116112520
Condition:
New
Price: $1,689.99
Sale: $1,520.99
Save: 10%
Save: $169.00
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 #: 116112535
Condition:
New
Price: $1,689.99
Sale: $1,520.99
Save: 10%
Save: $169.00
Item #: 116112583
Condition:
New
Price: $39.99
Sale: $35.99
Save: 10%
Save: $4.00
Suspension Leaf Spring Block Kit
Description: GM 2500HD/3500HD OEM Style 1" Rear Lift Block Kit Fits 2011-2024 GM HD trucks. Includes new longer u-bolts and hardware OEM style cast iron construction.
NOTE: Not intended for vehicles equipped...More Details »
Item #: 66-3111
Condition:
New
Price: $149.95
Description: Replaces the Failure Prone Factory Turbo Coolant Return Tube
-Billet Aluminum
-High Temp O-Ring for leak proof seal.
*Stock Trucks may require modifications to coolant hoses*
Intended for...More Details »
Item #: SRF-L5P-TCF
Condition:
New
Not Available
In stock. Order by 2PM EST for guaranteed same day shipping.
Price: $60.00
Description: Replaces the Failure Prone Factory Turbo Coolant Return Tube
-Billet Aluminum
-High Temp O-Ring for leak proof seal.
-Coolant Rated Hose
*Stock Trucks may require modifications to coolant...More Details »
Item #: SRF-L5P-TCFA-20
Condition:
New
Not Available
In stock. Order by 2PM EST for guaranteed same day shipping.
Price: $75.00
Coolant Block-Off Plate
Description: Billet Aluminum
Black Anodized
Viton O-Ring Integrated Seal
Includes New Grade 10.9 Hardware
Machined in the USA
Item #: UDD-DMAX-CBOP
Condition:
New
Price: $50.95
Sale: $45.86
Save: 10%
Save: $5.09
Description: Includes:
Banks iDash Pro Standalone (66710)
Banks iDash Pro Expansion (66712)
UnderDog 52MM Dual Gauge Pillar Mount (UDD-2024-52MM-MOUNT-D)
(If you choose a Data Pro, You will receive One...More Details »
Item #: UDD-BANKS-2024-iDashPRO-Dual
Condition:
New
Price: $923.00
Sale: $830.70
Save: 10%
Save: $92.30
Description: Includes:
Banks iDash Pro Standalone (66710)
UnderDog 52MM Single Gauge Pillar Mount (UDD-2024-52MM-MOUNT-S)
VERIFY FITMENT OF PILLAR MOUNT
Item #: UDD-BANKS-2024-iDashPRO-Single
Condition:
New
Price: $484.00
Sale: $435.60
Save: 10%
Save: $48.40
Description: This aluminum panel cleanly finishes the bottom opening of your 2011-2014 Chevy Silverado HD truck bumper when the lower plastic air dam has been removed.
Allows for installation of more...More Details »
Item #: WCF100368
Condition:
New
Raw and Fine Texture Black in stock and ships in 3-5 business days. 10-15 business day lead time on other colors.
Price: $225.00
Sale: $218.25
Save: 3%
Save: $6.75
Description: CNC Machined Billet Aluminum Plug
Black anodized finish with engraved logo
NO Tuning required, bolt on!
Will fit on stock truck no other modifications or upgrades necessary!
Item #: WCF100473
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $32.00
Sale: $31.04
Save: 3%
Save: $0.96
Item #: WCF100822
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $159.00
Sale: $154.23
Save: 3%
Save: $4.77
Description: Passenger Side Up Pipe
Driver Side Up Pipe
Up Pipe Gaskets (4)
Flows 26% Better than OEM
Made in USA
Item #: WCF100624
Condition:
New
In Stock. Ships in 3-5 business days.
This product cannot ship to California.
Price: $705.00
Sale: $683.85
Save: 3%
Save: $21.15
Description: - Flows 27% Better than Stock!
- True 4" Inlet Turbo Intake with smooth flowing transition to strategically designed anti-surge face which properly engages into turbo compressor cover for...More Details »
Item #: WCF100775
Condition:
New
WCFab Red, WCFab Grey, Illusion Purple, Gloss Black, and Candy Teal in stock and ships in 3-5 business days. 10-15 business day lead time on other colors.
Price: $269.00
Sale: $260.93
Save: 3%
Save: $8.07
Description: - Fully TIG Welded, CNC machined billet steel exhaust manifolds
- Finished in Black Ceramic Coat rated for 1800ºF
- Includes new gaskets for manifold to cylinder head, EGR flange, and manifold...More Details »
Item #: WCF100226
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $2,225.00
Sale: $2,158.25
Save: 3%
Save: $66.75
Description: Fully TIG Welded, CNC machined billet steel exhaust manifolds
Finished in Black Ceramic Coat rated for 1800ºF
Includes new gaskets for manifold to cylinder head, EGR flange, and manifold...More Details »
Item #: WCF100373
Condition:
New
In Stock. Ships in 3-5 business days.
This product cannot ship to California.
Price: $1,619.00
Sale: $1,570.43
Save: 3%
Save: $48.57
Item #: WCF207-12
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $15.00
Sale: $14.55
Save: 3%
Save: $0.45
Description: - Direct Replacement for OEM Thermostat Housing
- Custom Powder Coat Finish
- Cleans up engine bay appearance
- Completes the look when also running one of our Upper Coolant Pipes
Item #: WCF100188
Condition:
New
WCFab Red, WCFab Grey, Candy Teal, Illusion Purple, Bengal Red, Gloss White, and Gloss Black in stock and ships in 3-5 business days. 10-15 business day lead time on
other colors.
Price: $185.00
Sale: $179.45
Save: 3%
Save: $5.55
Description: ARP Up Pipe Bolt kit for 2017+ Duramax. 12 Washers and Bolts for installing both up pipes. Includes ARP Lube
Item #: WCF100199
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $62.00
Sale: $60.14
Save: 3%
Save: $1.86
Description: 3.5" Steel Down Pipe
High Temp Black Ceramic Coat Finish
Heat Wrap Pre-installed
Catalyst Back - Emissions Compliant
NO TUNING REQUIRED!
Made in USA
Item #: WCF100129
Condition:
New
In Stock. Ships in 3-5 business days.
This product cannot ship to California.
Price: $345.00
Sale: $334.65
Save: 3%
Save: $10.35
Wehrli Custom Fabrication 2020-2024 Duramax Traction Bar Brackets & Hardware Install Kit - WCF100831
Description: Includes Axle side bolt on and Frame side weld on mounts
Grade 8 Hardware
This part number is mounting hardware only - Bars not included
Powder Coating with zinc primer base coat on axle...More Details »
Item #: WCF100831
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $285.00
Sale: $276.45
Save: 3%
Save: $8.55
Description: Replaces OEM plastic front cover for lower engine bay and cooling stack which is prone to cracking and breaking.
Constructed from heavy gauge aluminum
Uses OEM mounting points
Provides...More Details »
Item #: WCF100459
Condition:
New
Fine Texture Black in stock and ships in 3-5 business days. 10-15 business day lead time on other colors.
Price: $299.00
Sale: $290.03
Save: 3%
Save: $8.97
Description: Qty. 4 CNC Machined Billet Aluminum Marker Light Delete Plates
High quality mounting hardware
Marker Light Harness Dummy Plugs
Available with or without machined WCFab logo in Raw Aluminum...More Details »
Item #: WCF100390, WCF100391, WCF100392, WCF100393
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $259.00
Sale: $251.23
Save: 3%
Save: $7.77
Description: ***For Regular Cab Long Bed, Double Cab Short Bed and Crew Cab Short Bed Models***
-LIFETIME WARRANTY against bending or breaking (to original purchaser)
-60" Heavy Duty Bars
-Poly Bushings...More Details »
Item #: WCF100826
Condition:
New
WCFab Red with Standard Brushed Tag, Gloss Black with Standard Brushed Tag, and Gloss White with Standard Brushed Tag in stock and
ships in 3-5 business days. 10-15
business day lead time on other colors.
Price: $999.00
Sale: $969.03
Save: 3%
Save: $29.97
Description: ***For Double Cab Long Bed and Crew Cab Long Bed Models***
-LIFETIME WARRANTY against bending or breaking (to original purchaser)
-68" Heavy Duty Bars
-Poly Bushings
-RockJock Johnny...More Details »
Item #: WCF100876
Condition:
New
WCFab Red, Gloss Black, and Gloss White in stock and ships in 3-5 business days. 10-15 business day lead time on other colors.
Price: $999.00
Sale: $969.03
Save: 3%
Save: $29.97
Description: Aluminum Fabricated Cover
Stainless Hardware
Fill Plug
Custom Powder Coat Finish
Item #: WCF100114
Condition:
New
WCFab Red, Gloss White, and Gloss Black in stock and ships in 3-5 business days. 10-15 business day lead time on other colors.
Price: $389.00
Sale: $377.33
Save: 3%
Save: $11.67
Description: 3" Hot Side Intercooler Pipe
Silicone Boots
T-Bolt Clamps
14g Mandrel Bent Aluminum Construction
Powder Coating
NO Tuning required, bolt on!
Will fit on stock truck no other...More Details »
Item #: WCF100365
Condition:
New
WCFab Red, WCFab Grey, Illusion Purple, Bengal Red, Gloss Black, Gloss White and Candy Teal in stock and ships in 3-5 business days. 10-15 business day lead time on other colors.
This product cannot ship to California.
Price: $345.00
Sale: $334.65
Save: 3%
Save: $10.35
Description: 3.5 in. Cold Side Intercooler Pipe
Incorporated threaded bung to reinstall OEM Intake Temperature Sensor
Durable Powder Coat Finish
Silicone Boot
T-Bolt Clamps
O-Rings
14g...More Details »
Item #: WCF100381
Condition:
New
WCFab Red, WCFab Grey,and Gloss Black in stock and ships in 3-5 business days. 10-15 business day lead time on other colors.
This product cannot ship to California.
Price: $385.00
Sale: $373.45
Save: 3%
Save: $11.55
Description: 4" Intake Pipe
Air Box & Lid Constructed of 10G Aluminum Sheet
Dry Air Filter
Outerwear's Pre-Filter Cover
Hardware
Seal for Connection to Functional Ram Air Port on Hood
High...More Details »
Item #: WCF100702
Condition:
New
WCFab Red, WCFab Grey, Illusion Purple, Candy Blue, Bengal Red, Gloss White, and Gloss Black in stock and ships in 3-5 business days. 10-15 business day lead time on
other colors.
This product cannot ship to California.
Price: $649.00
Sale: $629.53
Save: 3%
Save: $19.47
Description: - 4" Intake Pipe
- 4 in. Intake Horn with PCV Port and Surge Ring
- Air Box & Lid Constructed of 10G Aluminum Sheet
- Dry Air Filter
- Outerwear's Pre-Filter Cover
- Hardware
- Seal for...More Details »
Item #: WCF100684
Condition:
New
WCFab Red, WCFab Grey, Candy Teal, Gloss White, and Gloss Black in stock and ships in 3-5 business days. 10-15 business day lead time on other colors.
This product cannot ship to California.
Price: $859.00
Sale: $833.23
Save: 3%
Save: $25.77
Description: 4" Intake Pipe
Silicone Hump and Straight Boots
T-bolt Clamps
Powder coating
NO Tuning required, bolt on!
Will fit on stock truck no other modifications or upgrades necessary! More Details »
Item #: WCF100720
Condition:
New
WCFab Red with Standard Brushed Tag, WCFab Grey with Standard Brushed Tag, and Gloss Black with Standard Brushed Tag in stock and ships in 3-5 business days. 10-15
business day lead time on other colors.
This product cannot ship to California.
Price: $235.00
Sale: $227.95
Save: 3%
Save: $7.05
Description: - Auxiliary Coolant Tank for Fuel Cooler
- Black Anodized Billet Aluminum Cap
- Overflow Flow Fitting
- Preformed Hose
- Custom Powder Coat Finish
Item #: WCF100224
Condition:
New
WCFab Red, WCFab Grey, Candy Teal, Illusion Purple, Bengal Red, Gloss White, and Gloss Black in stock and ships in 3-5 business days. 10-15 business day lead time on
other colors.
Price: $249.00
Sale: $241.53
Save: 3%
Save: $7.47
Free Shipping - Ground
Description: Coolant Tank
Low Coolant Level Sensor
Black Anodized Billet Aluminum Cap
Over Flow Hose
Coolant Level Sight Glass
Installation hardware
Powder Coating More Details »
Item #: WCF100268
Condition:
New
WCFab Red, WCFab Grey, Candy Teal, Illusion Purple, Bronze Chrome, Bengal Red, Gloss White, and Gloss Black in stock and ships in 3-5 business days. 10-15 business
day lead time on other colors.
Price: $540.00
Sale: $523.80
Save: 3%
Save: $16.20
Description: 3 in. Hot Side Intercooler Pipe
3.5 in. Cold Side Intercooler Pipe
CNC Machined Flange and black anodized billet aluminum adapter with Double O-Rings provides an improved sealing surface to...More Details »
Item #: WCF100410
Condition:
New
WCFab Red, WCFab Grey, Illusion Purple, Candy Teal, Bengal Red, Gloss White, and Gloss Black in stock and ships in 3-5 business days. 10-15 business day lead time on other colors.
This product cannot ship to California.
Price: $699.00
Sale: $678.03
Save: 3%
Save: $20.97
Description: - 4 in. Aluminum Intake Pipe
- 4 in. Intake Horn with PCV Port and Surge Ring
- Air box enclosure with dry filter assembly and Outerwears pre-filter cover
- Installation hardware, 4 in. silicone...More Details »
Item #: WCF100414
Condition:
New
WCFab Red, WCFab Grey, Gloss White, Illusion Purple, and Candy Teal in stock and ships in 3-5 business days. 10-15 business day lead time on other colors.
This product cannot ship to California.
Price: $1,559.00
Sale: $1,512.23
Save: 3%
Save: $46.77
Description: 4 in. Aluminum Intake Pipe
3.5 in. Intake Horn with PCV Port and Surge Ring
Air box enclosure with dry filter assembly and Outerwears pre-filter cover
Installation hardware, 4 in....More Details »
Item #: WCF100418
Condition:
New
WCFab Red, Candy Teal and Gloss Black in stock and ships in 3-5 business days. 10-15 business day lead time on other colors.
This product cannot ship to California.
Price: $1,885.00
Sale: $1,828.45
Save: 3%
Save: $56.55
Description: Coolant Pipe
Silicone Boots
T-Bolt Clamps
Powder Coating
Item #: WCF100541
Condition:
New
WCFab Red, WCFab Grey, Illusion Purple, Bronze Chrome, Candy Teal, Bengal Red, Gloss White, and Gloss Black in stock and ships in 3-5 business days. 10-15 business day
lead time on other colors.
Price: $175.00
Sale: $169.75
Save: 3%
Save: $5.25
Item #: WCF203-83
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $1.99
Sale: $1.93
Save: 3%
Save: $0.06
Description: - 14 Specially Selected High Strength Stainless Steel 12-point ARP fasteners
- 14 Matched ARP Stainless Steel Washers
Item #: WCF100217
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $71.00
Sale: $68.87
Save: 3%
Save: $2.13
Items 61-113 of 113
- Prev
- Page 2 of 2