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UnderDog Diesel » 2018, Silverado 4500
Products for:
- Year: 2018
- Model: Silverado 4500
View Universal items for: 2018 Silverado 4500
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Description: For use when retaining factory fuel filter.
Item #: UDD-LML-HS-FEED
Condition:
New
Price: $14.99
Description: Replacement molded Return Hose for CP3 Swapped LML Duramax
If your current hose is leaking or you have an AN set up that is always coming loose, replace it with our new hose and optional new CP3 3/8" Stainless Fitting.
Item #: UDD-LML-HS-RTRN
Condition:
New
Price: $14.99
Price: $24.99
Description: Includes:
Banks iDash Pro Standalone (66710)
Banks iDash Pro Expansion (66712)
UnderDog 52MM Dual Gauge Pillar Mount (UDD-1519-52MM-MOUNT-D)
(If you choose a Data Pro, You will receive One...More Details »
Item #: UDD-BANKS-1519-iDashPRO-Dual
Condition:
New
Price: $923.00
Description: Includes:
Banks iDash Pro Standalone (66710)
UnderDog 52MM Single Gauge Pillar Mount (UDD-1519-52MM-MOUNT-S)
VERIFY FITMENT OF PILLAR MOUNT
Item #: UDD-BANKS-1519-iDashPRO-Single
Condition:
New
Price: $484.00
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
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
UnderDog Diesel/S&S Diesel Motorsport CP4 Contamination Kit - 2011-2016 LML Duramax - Builder Series
Description: Build Back Better with our UnderDog Diesel/S&S Diesel Motorsport CP4 Contamination Builder Series Kit!
Choose your size of S&S Diesel Motorsport Injectors & CP3 to chase that HP Goal after a CP4 Failure, all in one convenient kit!
Item #: UDD-S&S-LML-FSCK-BUILDER
Condition:
New
Lead Time on Injectors & Large Pumps - Roughly 1 Week
Price: $900.00
Description: Brand New - No Core Charge
Item #: ZSG7675
Condition:
New
Price: $560.00
Hose Clamp
Description: 304 Stainless Steel T-Bolt Clamp Clamp Range: 3.28 in.-3.60 in. Pack Of 2 0.75 in./19mm Band Width Includes Bolt And Lock Nut
Item #: 2795
Condition:
New
Price: $12.99
Clamp-On Hose Fitting
Description: Push-On 45 Degree Hose End Fitting Hose Size: -12AN 6061 Aluminum Anodized Black
Item #: 22412
Condition:
New
Price: $26.95
Sale: $26.14
Save: 3%
Save: $0.81
Fuel Hose Fitting
Description: Straight Adapter Fitting Size: -8AN x 3/8in. NPT 6061 Aluminum Anodized Black
Item #: 10221
Condition:
New
Price: $5.29
Description: WCFAB Products
-36% Improvement in Air Flow Over Stock
-Eliminates restrictions and known failure points in OEM design
-WCFab's Signature 3" Two Piece Y-Bridge
-3" Upper Intercooler Crossover...More Details »
Item #: WCF100163-UDD
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: $1,134.01
Sale: $1,099.99
Save: 3%
Save: $34.02
Description: -1 1/2" T4 Spacer Plate, Ceramic Coated
-M10 Studs, Nuts, & Washers
-(2) T4 Gaskets
Item #: WCF100358
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $157.00
Sale: $152.29
Save: 3%
Save: $4.71
Description: 1" T4 Spacer Plate, Ceramic Coated
M10 Studs, Nuts, & Washers
(2) T4 Gaskets
Item #: WCF100800
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $135.00
Sale: $130.95
Save: 3%
Save: $4.05
Description: - Qty. 1 of 1.75" Straight Boot 3 1/2" Long with Logo
- Qty. 2 of 1.75" T-Bolt Clamp
Item #: WCF207-114
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $35.00
Sale: $33.95
Save: 3%
Save: $1.05
Raw Stainless in stock and ships in 3-5 business days. 10-15 business day lead time on other custom powder coat colors.
Price: $5.95
Sale: $5.77
Save: 3%
Save: $0.18
Description: -1/2" T4 Spacer Plate, Ceramic Coated
-M10 Studs, Nuts, & Washers
-(2) T4 Gaskets
Item #: WCF100118
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $89.00
Sale: $86.33
Save: 3%
Save: $2.67
Description: CNC Machined Billet Aluminum Thermostatic Bypass Plug
Black Anodized Finish
High temperature silicone O-ring seals
Reduces fluid flow restriction to trans cooler
Simple Installation...More Details »
Item #: WCF100469
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $61.00
Sale: $59.17
Save: 3%
Save: $1.83
Description: CNC Machined from Billet Aluminum
Reusable O-Ring Seals
Black Anodized Finish with Engraved WCFab Logo
NO Tuning required, bolt on!
Will fit on stock truck no other modifications or...More Details »
Item #: WCF100338
Condition:
New
Black Anodized 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: $100.00
Sale: $97.00
Save: 3%
Save: $3.00
Description: - Direct Replacement for OEM Thermostat Housing
- Powder coated in your choice of color
- Features -8 AN O-ring auxiliary port with plug for accessories or customized coolant routings
- Made in USA
Item #: WCF100157
Condition:
New
WCFab Red, WCFab Grey, Bronze Chrome, Illusion Purple, Candy Red, Candy Blue, Candy Teal, Gloss Black, and Gloss White 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: - CNC Machined Billet Cap is a direct OEM Replacement, not a cover
- Made in USA
- Black Anodized Finish
- Installs in seconds
- Reuses diaphragm from existing cap
Item #: WCF100258
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $39.00
Sale: $37.83
Save: 3%
Save: $1.17
Description: - CNC Machined Billet Cap is a direct OEM Replacement, not a cover
- Made in USA
- Clear Anodized Finish
- Installs in seconds
- Reuses diaphragm from existing cap
Item #: WCF100257
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $39.00
Sale: $37.83
Save: 3%
Save: $1.17
Description: -CNC Machined Billet Cap is a direct OEM Replacement, not a cover
-Matches WCFab Billet Aluminum Brake Reservoir Caps
-Includes o-ring seal
-Black Anodized Finish
-Engraved Wehrli Custom...More Details »
Item #: WCF100395
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $60.00
Sale: $58.20
Save: 3%
Save: $1.80
Description: -CNC Machined Billet Cap is a direct OEM Replacement, not a cover
-Matches WCFab Billet Aluminum Brake Reservoir Caps
-Includes o-ring seal
-Clear Anodized Finish
-Engraved Wehrli Custom...More Details »
Item #: WCF100394
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $60.00
Sale: $58.20
Save: 3%
Save: $1.80
Description: Replaces failure prone plastic factory GM Heater Core Firewall Coolant Fitting
Billet direct-fit replacement with 5/8" barb connection
More resistant to heat and vibration
Double O-ring...More Details »
Item #: WCF100155
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $42.00
Sale: $40.74
Save: 3%
Save: $1.26
Description: - CNC Machined Billet Cap is a direct OEM Replacement not a cover
- Includes new diaphragm seal
- Made in USA
- Black Anodized Finish
- Installs in seconds
Item #: WCF100216
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $45.00
Sale: $43.65
Save: 3%
Save: $1.35
Description: - CNC Machined Billet Cap is a direct OEM Replacement not a cover
- Includes new diaphragm seal
- Made in USA
- Clear Anodized Finish
- Installs in seconds
Item #: WCF100215
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $45.00
Sale: $43.65
Save: 3%
Save: $1.35
Description: - Qty. 1 of 2" ID x 3.5" Long Straight Boot with Logo
- Qty. 2 of 2" T-Bolt Clamp
Item #: WCF207-110
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $42.00
Sale: $40.74
Save: 3%
Save: $1.26
Raw Stainless in stock and ships in 3-5 business days. 10-15 business day lead time on other custom powder coat colors.
Price: $5.95
Sale: $5.77
Save: 3%
Save: $0.18
Description: - Qty. 1 of 1.75" Straight Boot 3 1/2" Long with Logo
- Qty. 1 of 3" T-Bolt Clamp
- Qty. 1 of 2.375-2.5" T-Bolt Clamp
Item #: WCF207-112
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $59.00
Sale: $57.23
Save: 3%
Save: $1.77
Description: - Qty. 1 of 2.375" x 3" ID Silicone Reducer Boot 4.5" Long
- Qty. 1 of 3" T-Bolt Clamp
- Qty. 1 of 2.375-2.5" T-Bolt Clamp
Item #: WCF207-105
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $64.00
Sale: $62.08
Save: 3%
Save: $1.92
In Stock. Ships in 3-5 business days.
Price: $35.00
Sale: $33.95
Save: 3%
Save: $1.05
Raw Stainless in stock - ships in 3-5 business days. 10-15 business day lead time on other custom powder coat colors.
Price: $6.95
Sale: $6.74
Save: 3%
Save: $0.21
In Stock. Ships in 3-5 business days.
Price: $39.00
Sale: $37.83
Save: 3%
Save: $1.17
Raw Stainless in stock and ships in 3-5 business days. 10-15 business day lead time on other custom powder coat colors.
Price: $6.95
Sale: $6.74
Save: 3%
Save: $0.21
Description: - Qty. 1 of 2.75" x 3" ID Straight Reducer 4.5" Long Silicone Boot
- Qty. 1 of 3" T-Bolt Clamp
- Qty. 1 of 2.75" T-Bolt Clamp
Item #: WCF207-103
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $64.00
Sale: $62.08
Save: 3%
Save: $1.92
In Stock. Ships in 3-5 business days.
Price: $45.00
Sale: $43.65
Save: 3%
Save: $1.35
Description: - Qty. 1 of 2.75" T-Bolt Clamp. Fits Silicone boot with 2 3/4" ID
- Qty. 1 of 3.5" T-Bolt Clamp. Fits Silicone boot with 3.5" ID
- Qty. 1 of 2.75" x 3.5" Silicone Reducer Boot, 4.75" Long
Item #: WCF207-117
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $59.00
Sale: $57.23
Save: 3%
Save: $1.77
Description: - Cast Stainless Steel T3 Flange Exhaust Manifold for 2.8L Duramax
- Industry standard T3 turbo mounting flange allows the use of many different turbo options for custom projects or engine swaps
Item #: WCF100449
Condition:
New
Price: $1,099.00
Sale: $1,066.03
Save: 3%
Save: $32.97
Description: - Fully TIG Welded 11 GA Stainless Steel Construction
- Heavy Duty 2" Driver Side Up Pipe
- Heavy Duty 2" Passenger Side Up Pipe
- Up Pipe Gaskets (4)
- Made in USA
Item #: WCF100590
Condition:
New
In Stock. Ships in 3-5 business days.
This Product cannot ship to the state of California
Price: $639.00
Sale: $619.83
Save: 3%
Save: $19.17
Description: Passenger Side Up Pipe
Driver Side Up Pipe
Up Pipe Gaskets (4)
Item #: WCF100589
Condition:
New
In Stock. Ships in 3-5 business days.
This product cannot ship to California.
Price: $639.00
Sale: $619.83
Save: 3%
Save: $19.17
Description: ***NOT COMPATIBLE WITH OEM INTAKE***
- Flows 40% Better than Stock
- True 4" Inlet Turbo Intake with smooth flowing transition to turbo compressor cover for optimized airflow and drivability...More Details »
Item #: WCF100535
Condition:
New
WCFab Red, WCFab Grey, Gloss Black, and Gloss White in stock ships in 3-5 business days. All other colors 10-15 Business Day Lead Time
This product cannot ship to California.
Price: $179.00
Sale: $173.63
Save: 3%
Save: $5.37
Description: - 4" Intake Pipe
- 14g Aluminum Construction
- Air Box & Lid Constructed of 10G Aluminum Sheet
- Dry Air Filter
- Outerwear's Pre-Filter Cover
- Includes Installation Hardware
- 3 1/2"...More Details »
Item #: WCF100300
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.
This Product cannot ship to the state of California
Price: $639.00
Sale: $619.83
Save: 3%
Save: $19.17
Description: - Fully TIG Welded, CNC machined billet steel exhaust manifolds
- Fully TIG Welded 11 GA Stainless Steel Construction Heavy Duty Up Pipes
- Manifolds finished in Black Ceramic Coat rated for...More Details »
Item #: WCF100174
Condition:
New
In Stock. Ships in 3-5 business days.
This product cannot ship to California.
Price: $1,929.00
Sale: $1,871.13
Save: 3%
Save: $57.87
Description: 3" Driver Side Intercooler Pipe
14g Mandrel Bent Aluminum Construction
Silicone Boots
T-Bolt Clamps
Powder Coating
No tuning required
Item #: WCF100349
Condition:
New
WCFab Red, WCFab Grey, Bengal Blue, 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: $315.00
Sale: $305.55
Save: 3%
Save: $9.45
Description: -NEW! Now includes 4" Intake with Fabricated Air Box & Lid Constructed of 10G Aluminum Sheet
-14G Mandrel Bent Aluminum Piping
-Premium Dry Media Air Filter
-Outerwear's Pre-Filter Cover
-T4...More Details »
Item #: WCF100478
Condition:
New
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 the state of California
Price: $3,295.00
Sale: $3,196.15
Save: 3%
Save: $98.85
Description: -NEW! Now includes 5" Intake with Fabricated Air Box & Lid Constructed of 10G Aluminum Sheet
-14G Mandrel Bent Aluminum Piping
-Premium Dry Media Air Filter
-Outerwear's Pre-Filter Cover
-T4...More Details »
Item #: WCF100489
Condition:
New
Gloss Black In Stock Ships in 3-5 Business Days. 10-15 business day lead time on other colors.
This product cannot ship to California.
Price: $3,295.00
Sale: $3,196.15
Save: 3%
Save: $98.85
Description: - 5" Intake
- Dry Air Filter
- Outerwears Pre-Filter cover
- 3.5" Cold Side Charge Pipe
- 3.5" Turbo Inlet Horn
- 3" One Piece Y-bridge with HD Bead roll end
- 3" Cold Side Intercooler...More Details »
Item #: WCF100570
Condition:
New
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 the state of California
Price: $3,455.00
Sale: $3,351.35
Save: 3%
Save: $103.65
Description: - 3" Fabricated Y-Bridge (for OEM style intake horn)
- 3" Passenger (Cold) Side Intercooler Pipe
- 3" Driver (Hot) Side Intercooler Pipe
- 14 ga Aluminum Construction
- FPRV Block Off Kit...More Details »
Item #: WCF100411
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 the state of California
Price: $1,179.00
Sale: $1,143.63
Save: 3%
Save: $35.37
Description: - 3" Fabricated Y-Bridge (for OEM style intake horn)
- 3" Passenger (Cold) Side Intercooler Pipe
- 3" Driver (Hot) Side Intercooler Pipe
- 4" Intake Pipe
- Air Box with Lid
- Dry Air...More Details »
Item #: WCF100435
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.
This Product cannot ship to the state of California
Price: $1,855.00
Sale: $1,799.35
Save: 3%
Save: $55.65
Description: 3" Fabricated Billet Y-Bridge
3" Passenger (Cold) Side Intercooler Pipe
3" Driver (Hot) Side Intercooler Pipe
4" Intake Pipe
14g Aluminum Construction
Air Box with Lid
Dry Air...More Details »
Item #: WCF100712
Condition:
New
WCFab Red 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: $2,089.00
Sale: $2,026.33
Save: 3%
Save: $62.67
Description: - Fully TIG Welded 11 GA Stainless Steel Construction
- Heavy Duty 2" Passenger Side Up Pipe (Clearanced for conventional down pipes)
- Includes Up Pipe Gaskets (2)
- Made in USA
Item #: WCF100654
Condition:
New
In Stock. Ships in 3-5 business days.
This Product cannot ship to the state of California
Price: $345.00
Sale: $334.65
Save: 3%
Save: $10.35
Description: - Fully TIG Welded 11 GA Stainless Steel Construction
- Heavy Duty 2" Passenger Side Up Pipe Passenger Side Up Pipe for Compound / Twin Turbo Applications
- Full flow design eliminates...More Details »
Item #: WCF100648
Condition:
New
In Stock. Ships in 3-5 business days.
This Product cannot ship to the state of California
Price: $345.00
Sale: $334.65
Save: 3%
Save: $10.35
Description: 4" Intake Pipe
14g Aluminum Construction
Air Box & Lid Constructed of 10G Aluminum Sheet
Dry Air Filter
Outerwear's Pre-Filter Cover
Includes Installation Hardware
Silicone Boot...More Details »
Item #: WCF100190
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: $545.00
Sale: $528.65
Save: 3%
Save: $16.35
Wehrli Custom Fabrication 2001-2004 LB7 Duramax Fuel Pressure Relief Valve Block Off Kit - WCF100023
Description: -Stainless Block off Plug
-5/16" Fuel Line
-5/16" Brass Tee Fitting
-Hose Clamps
Item #: WCF100023
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $75.00
Sale: $72.75
Save: 3%
Save: $2.25
Item #: WCF100797
Condition:
New
In Stock. Ships in 3-5 business days. While Supplies Last!
Price: $250.00
Sale: $242.50
Save: 3%
Save: $7.50
Description: 3" Fabricated Billet Y-Bridge (clearanced for OEM style intake horn)
3" Passenger Side Intercooler Pipe - 14g Mandrel Bent Aluminum Construction
FPRV Block Off Kit
Silicone Boots...More Details »
Item #: WCF100693
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: $925.00
Sale: $897.25
Save: 3%
Save: $27.75