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UnderDog Diesel » 2011, Sierra 3500
Products for:
- Year: 2011
- Model: Sierra 3500
View Universal items for: 2011 Sierra 3500
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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 #: WCF100432
Condition:
New
Fine Texture Black, Flat Black, and Gloss 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: Fabricated tubular steel support connects rear housing of Allison transmission to transfer case reinforcing the weaker tail housing section to eliminate flex caused by driveline vibrations which...More Details »
Item #: WCF100140
Condition:
New
WCFab Red 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: - Billet Aluminum Black Anodized Coolant Plug for Duramax Engine Cover, for 1.1" bore
- Includes high temperature silicone O-ring seal
Item #: WCF100025
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $25.00
Sale: $24.25
Save: 3%
Save: $0.75
Description: -Left and Right side Billet Runner Intakes
-Stainless Hardware
-Stainless Braided pressure crossover line
Item #: WCF100348
Condition:
New
Please call for availability.
This Product cannot ship to the state of California
Price: $2,779.00
Sale: $2,695.63
Save: 3%
Save: $83.37
Description: Aluminum Fabricated Cover
Stainless Hardware
Fill Plug
Custom Powder Coat Finish
Made in USA
Item #: WCF100113
Condition:
New
WCFab Red, 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.
Price: $389.00
Sale: $377.33
Save: 3%
Save: $11.67
Description: Mount Bracket
Zinc primer & Semi gloss black powder coat finish
Item #: WCF100269
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $112.00
Sale: $108.64
Save: 3%
Save: $3.36
Description: - Preformed universal 1/2" heater hose assembly
- Billet aluminum quick-connect fitting replaces the leak prone OEM fitting
Item #: WCF100699
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $78.00
Sale: $75.66
Save: 3%
Save: $2.34
Description: Fits 2007.5-2019 GM 2500 & 3500 HD trucks & 2014-2023 GM 1500 trucks.
- Replaces ugly OEM aerial antenna
- CNC Machined Billet Aluminum
- Designed to resemble a TIG Torch Cap
- Custom Powder...More Details »
Item #: WCF100041
Condition:
New
WCFab Red, WCFab Grey, Gloss White and Gloss Black in stock and ships in 3-5 business days. 10-15 business day lead time on other colors.
Price: $61.00
Sale: $59.17
Save: 3%
Save: $1.83
Description: -Parker stainless braided #10 drain and #4 Feed Line
-Plug for OEM feed location in valley
-Fitting for turbo Feed
-Fitting for engine block oil galley
-Turbo drain flange and fitting
-Flange...More Details »
Item #: WCF100397
Condition:
New
In Stock. Ships in 3-5 business days.
This Product cannot ship to the state of California
Price: $299.00
Sale: $290.03
Save: 3%
Save: $8.97
Description: -3" Down Pipe (HX40 STYLE FLANGE)
-V-band Clamp
-Heat Wrap & Clamps
-High Temp Coating
Item #: WCF100122
Condition:
New
Built to order. 10-15 business day lead time.
This Product cannot ship to the state of California
Price: $255.00
Sale: $247.35
Save: 3%
Save: $7.65
Description: -Parker stainless braided #10 drain and #4 Feed Line
-Plug for OEM feed location in valley
-Fitting for turbo Feed
-Fitting for engine block oil galley
-Turbo drain flange and fitting
-Flange...More Details »
Item #: WCF100396
Condition:
New
In Stock. Ships in 3-5 business days.
This Product cannot ship to the state of California
Price: $299.00
Sale: $290.03
Save: 3%
Save: $8.97
Description: - Left and Right Upper Valve Covers
- CNC Machined Billet Aluminum
- Built in clearances for performance engines equipped with rocker studs
- Flush Head Stainless hardware
- Black Anodized...More Details »
Item #: WCF100416
Condition:
New
Raw in stock and ships in 3-5 business days. 10-15 business day lead time on powder coat colors.
This Product cannot ship to the state of California
Price: $410.00
Sale: $397.70
Save: 3%
Save: $12.30
Description: Longer and Larger I.D. High-Pressure Line than Street Series Kit (WCF100711) and other CP3 Conversion Kits offered on the market which allows for more fuel volume
High pressure fitting at the...More Details »
Item #: WCF100402
Condition:
New
In Stock. Ships in 3-5 business days.
This product cannot ship to California.
Price: $415.00
Sale: $402.55
Save: 3%
Save: $12.45
No Image Available
Description: -3" Down Pipe
-V-band Clamp
-Heat Wrap & Clamps
-High Temp Coating
Item #: WCF100238
Condition:
New
Built to order. 10-15 business day lead time.
This Product cannot ship to the state of California
Price: $249.00
Sale: $241.53
Save: 3%
Save: $7.47
Description: -3" Down Pipe
-V-band Clamp
-Heat Wrap & Clamps
-High Temp Coating
Item #: WCF100244
Condition:
New
In Stock. Ships in 3-5 business days.
This Product cannot ship to the state of California
Price: $249.00
Sale: $241.53
Save: 3%
Save: $7.47
Description: - 4" Twin Turbo Down Pipe for LML Duramax
- For custom build racing applications to fabricate your own twin turbo kit
- Use in conjunction with WCFab Twin Turbo Pedestal (WCF100676) for proper...More Details »
Item #: WCF100280
Condition:
New
In Stock. Ships in 3-5 business days.
This Product cannot ship to the state of California
Price: $649.00
Sale: $629.53
Save: 3%
Save: $19.47
Description: - Fine Texture Black Powder Coated Finish
- Made in USA
Item #: WCF100421
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $89.00
Sale: $86.33
Save: 3%
Save: $2.67
Item #: WCF206-11
Condition:
New
In Stock. Ships in 3-5 business days.
This Product cannot ship to the state of California
Price: $89.00
Sale: $86.33
Save: 3%
Save: $2.67
Item #: WCF206-38
Condition:
New
In Stock. Ships in 3-5 business days.
This Product cannot ship to the state of California
Price: $79.00
Sale: $76.63
Save: 3%
Save: $2.37
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
Description: Stainless braided drain and feed Lines, Fittings for turbo, oil pan and engine block.
Item #: WCF100379
Condition:
New
In Stock. Ships in 3-5 business days.
This Product cannot ship to the state of California
Price: $205.00
Sale: $198.85
Save: 3%
Save: $6.15
Item #: WCF100676
Condition:
New
In Stock. Ships in 3-5 business days.
This Product cannot ship to the state of California
Price: $289.00
Sale: $280.33
Save: 3%
Save: $8.67
High Flow Intake Bundle
Description: WCFAB Products
-4" Intake Pipe (37% Flow Improvement)
-Enclosed Intake Box
-High Flow 4.8" Intake Horn (5.6% Flow Improvement)
-High Flow Intake Bridge & Crossover (33% Flow Improvement)...More Details »
Item #: WCF100439-UDD
Condition:
New
10-15 business day lead time
This product cannot ship to the state of California.
Price: $2,719.00
Sale: $2,447.10
Save: 10%
Save: $271.90
Engine Push Rod
Description: Fits: 2001-2016 GM 6.6L Duramax
Item #: XD315
Condition:
New
Price: $349.95
Sale: $332.45
Save: 5%
Save: $17.50
Engine Push Rod
Description: Fits: 2001-2016 GM 6.6L Duramax
Item #: XD316
Condition:
New
Price: $378.95
Sale: $360.00
Save: 5%
Save: $18.95
Engine Oil Filler Cap
Item #: XD477
Condition:
New
Price: $29.95
Sale: $28.45
Save: 5%
Save: $1.50
Engine Rocker Arm Bridge
Item #: XD384
Condition:
New
Price: $459.95
Sale: $436.95
Save: 5%
Save: $23.00
Description: Fits 2001-2016 6.6L Duramax LB7/LLY/LMM/LML w/ Allison A1000
Item #: XD651
Condition:
New
Price: $271.95
Sale: $258.35
Save: 5%
Save: $13.60
Starter
Item #: XD533
Condition:
New
Price: $9.95
Sale: $9.45
Save: 5%
Save: $0.50
Fuel Filter
Description: Fits: 2001-2016 GM 6.6L Duramax
Item #: XD171
Condition:
New
Price: $99.95
Sale: $94.95
Save: 5%
Save: $5.00
Price: $64.95
Sale: $61.70
Save: 5%
Save: $3.25
Engine Crankshaft Pin
Description: Fits: 2001-2016 GM 6.6L Duramax
Item #: XD331
Condition:
New
Not Available
Price: $159.95
Sale: $151.95
Save: 5%
Save: $8.00
Fuel
Item #: XD615
Condition:
New
Not Available
Price: $3,620.95
Sale: $3,439.90
Save: 5%
Save: $181.05
Fuel
Item #: XD517
Condition:
New
Price: $3,975.95
Sale: $3,777.15
Save: 5%
Save: $198.80
Wrench
Description: Fits: 2001-2016 GM 6.6L Duramax
Item #: XD325
Condition:
New
Price: $18.95
Sale: $18.00
Save: 5%
Save: $0.95
Fuel Filter
Description: Fits: 2001-2016 GM 6.6L Duramax
Item #: XD163
Condition:
New
Price: $76.95
Sale: $73.10
Save: 5%
Save: $3.85
Wrench
Description: Fits: 2001-2011 GM 6.6L Duramax
Item #: XD128
Condition:
New
Price: $18.95
Sale: $18.00
Save: 5%
Save: $0.95
Price: $58.95
Sale: $56.00
Save: 5%
Save: $2.95
Fuel Filter Spacer
Description: Fits: 2001-2016 GM Duramax 6.6L
Item #: XD138
Condition:
New
Price: $8.95
Sale: $8.50
Save: 5%
Save: $0.45
Starter
Description: Fits: 2001-2019 GM 6.6L Duramax
Item #: XD251
Condition:
New
Price: $299.95
Sale: $284.95
Save: 5%
Save: $15.00
Engine Intake Manifold
Item #: XD342
Condition:
New
Price: $88.95
Sale: $84.50
Save: 5%
Save: $4.45
Fuel Return Line
Item #: XD607
Condition:
New
Price: $86.95
Sale: $82.60
Save: 5%
Save: $4.35
Fuel Injection Fuel Rail
Item #: XD605
Condition:
New
Price: $263.95
Sale: $250.75
Save: 5%
Save: $13.20
Fuel Injection Fuel Rail
Item #: XD606
Condition:
New
Price: $263.95
Sale: $250.75
Save: 5%
Save: $13.20
Fuel Pump
Item #: XD609
Condition:
New
Price: $734.95
Sale: $698.20
Save: 5%
Save: $36.75
Engine Valve Spring
Item #: XD386
Condition:
New
Price: $675.95
Sale: $642.15
Save: 5%
Save: $33.80
Description: Fits : 2011-2022 GM Silverado/Sierra 2500HD/3500HD 2WD/4WD
Item #: XD740
Condition:
New
Price: $314.95
Sale: $299.20
Save: 5%
Save: $15.75
Harmonic Balancer
Description: Fits 2011-2016 GM 6.6L Duramax
Item #: XD708
Condition:
New
Price: $484.95
Sale: $460.70
Save: 5%
Save: $24.25
Radiator Drain
Description: Fits: 2006-2019 GM 6.6L Duramax
Item #: XD328
Condition:
New
Price: $59.95
Sale: $56.95
Save: 5%
Save: $3.00
Fuel Injector
Item #: XD482
Condition:
New
Price: $229.95
Sale: $218.45
Save: 5%
Save: $11.50
Fuel Injector
Item #: XD487
Condition:
New
Not Available
Price: $219.95
Sale: $208.95
Save: 5%
Save: $11.00
Radiator
Description: Fits: 2011-2016 GM 6.6L Duramax LML
Item #: XD292
Condition:
New
Price: $524.95
Sale: $498.70
Save: 5%
Save: $26.25
Engine Rocker Arm Shaft
Item #: XD385
Condition:
New
Price: $484.95
Sale: $460.70
Save: 5%
Save: $24.25
Grid Heater Delete
Description: Fits: 2001-2016 GM 6.6L Duramax
Item #: XD137
Condition:
New
Price: $29.95
Sale: $28.45
Save: 5%
Save: $1.50
Engine Crankshaft Pin
Item #: XD508
Condition:
New
Description: Fits : 2011-2021 GM Silverado/Sierra 2500HD/3500HD 2WD/4WD (Without Variable Assist Power Steering)
Item #: XD748
Condition:
New
Price: $753.95
Sale: $716.25
Save: 5%
Save: $37.70
Description: Fits 2001-2016 6.6L Duramax LB7/LLY/LBZ/LMM/LML w/ Allison A1000
Item #: XD644
Condition:
New
Price: $199.95
Sale: $189.95
Save: 5%
Save: $10.00
Alternators
Item #: XD350
Condition:
New
Price: $632.95
Sale: $601.30
Save: 5%
Save: $31.65
Turbocharger
Item #: XD556
Condition:
New
Price: $953.95
Sale: $906.25
Save: 5%
Save: $47.70
Item #: XD670
Condition:
New
Price: $96.95
Sale: $92.10
Save: 5%
Save: $4.85