- Home »
- Catalog
Wehrli Custom Fabrication - WCFab » Air & Fuel Delivery
Products for:
- Category: Air & Fuel Delivery
View Universal items for: Air & Fuel Delivery
Browse Products
NEW!
Description: Fix your Roxor's boost leak with this Heavy Duty Grid Heater Hold-Down
Highly Recommended upgrade for customers running performance tuning and/or Stealth RX41 turbochargers
Includes:
-...More Details »
Item #: rx-grid-1
Condition:
New
In Stock, ships in 3-5 Business Days.
This Product cannot ship to the state of California
Price: $199.00
NEW!
Description: Required for tune selection when running our switchable (SOTF) Roxor performance tuning
Includes:
- Rotary SOTF Tune Selection Switch with Knob
- Switch Position Label
- Adapter Harness
- Drill Template
- Wire Conduit
Item #: RX-Switch
Condition:
New
In Stock, ships in 3-5 Business Days.
This Product cannot ship to the state of California
Price: $75.00
NEW!
Description: - Increased Peak Power Potential (Up to 200 RWHP & 400+ ft-lbs.)
- Broad Torque Curve
- Lower EGT under load and at altitude
- Spools-up quickly
- Dyno & Trail Tested
- Lowers smoke output on...More Details »
Item #: DM1KK8090602000
Condition:
New
In Stock, ships in 3-5 Business Days. Additional 10-15 business day lead time for powder and ceramic coat options.
This Product cannot ship to the state of California
Price: $924.00
Description: - No calibration needed
- Direct drop in for 2019-2020 RAM with Cummins
- CARB-compliant EO #D-756-5
- Improved durability over stock CP4.2
- OE-quality injection molded ECU mount
- OE-style...More Details »
Item #: RAM-CP3-NOTUNE
Condition:
New
CARB-compliant EO #D-756-5
Price: $2,700.00
Description: - Adapts S&S® CP3 to 2019-2020 RAM with Cummins
- Proprietary drive gear, pilot, and flange
- OE-quality injection molded ECU mount
- OE-style quick-connect fittings and braided supply line
-...More Details »
Item #: RAM-CP3-KIT
Condition:
New
This Product Cannot Ship to the State of California
Price: $1,750.00
Description: -6 New Bosch Injectors
-Copper Washers
-O-rings
Item #: 6.7C19-10SAC-HO
Condition:
New
This Product cannot ship to the state of California
Price: $3,240.00
Description: -6 New Bosch Injectors
-Modified 100% flow over OEM
-Copper Washers
-O-rings
Item #: 6.7C19-100SAC
Condition:
New
This Product cannot ship to the state of California
Price: $5,040.00
Description: -6 New Bosch Injectors
-Modified 150% flow over OEM
-Copper Washers
-O-rings
Item #: 6.7C19-150SAC
Condition:
New
This Product cannot ship to the state of California
Price: $5,328.00
Description: -6 New Bosch Injectors
-Modified 200% flow over OEM
-Copper Washers
-O-rings
Item #: 6.7C19-200SAC
Condition:
New
This Product cannot ship to the state of California
Price: $6,048.00
Description: -6 New Bosch Injectors
-Modified 50% flow over OEM
-Copper Washers
-O-rings
Item #: 6.7C19-50SAC
Condition:
New
This Product cannot ship to the state of California
Price: $4,852.80
Description: -6 New Bosch Injectors
-Copper Washers
-O-rings
Item #: 6.7C19-10SAC-SO
Condition:
New
This Product cannot ship to the state of California
Price: $3,240.00
Description: 2019-2022 Cummins Fleece 63mm FMW Drop-In Holset VGT Cheetah Turbocharger
- Drop-In Replacement
- Lower EGT's
- Stock-Like Spooling
- Fleece Performance Exclusive FMW Compressor Wheel...More Details »
Item #: FPE-351-1920
Condition:
New
Ships in 3-5 business days. 10-15 business day lead time for powder and ceramic coat options.
50 State Compliant - CARB EO D834-2
Price: $3,099.00
Description: - Quicker throttle response
- Outflows stock over 88.3%
- Optimizes air pressure and distribution
- Larger and less restrictive than stock intake
- Improves flow of oxygen-rich air into...More Details »
Item #: 42799
Condition:
New
Raw in stock and ships in 3-5 business days.. Additional 10-15 business day lead time on powder coat.
50 State Compliant CARB E.O. 161-154
Price: $968.00
Sale: $718.00
Save: 26%
Save: $250.00
Description: - If you have an aftermarket fuel filtration system your factory fuel filter is no longer necessary.
- Mounts to allow the factory fuel return lines to be used without any relocating or bending
Item #: FPE-FFD-RO-5G
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $64.95
Description: - Formed silicone hose for longevity and durability
- Anodized aluminum fittings with integral O-rings for leak free installation
- New fasteners
- Fits all factory and replacement VGT turbos on...More Details »
Item #: FPE-CTDT-19-KIT
Condition:
New
Price: $99.99
Description: - Airflow to Support up to 700+ RWHP
- Tested up to 600 RWHP with stock emissions equipment and tuning
- 30% more airflow available compared to stock
- 41+psi boost capable at sea level
-...More Details »
Item #: DM1LO2080203000
Condition:
New
Raw in stock and ships in 3-5 business days. 10-15 business day lead time for powder and ceramic coat options.
This product cannot ship to the State of California
Price: $3,700.00
Description: - Airflow to Support over 600HP!
- Tested to make 615hp with stock emissions equipment and tuning
- Provides 64 lbs/min mass airflow compared to 48lbs/min stock
- 30% more airflow available...More Details »
Item #: DM1LO2080103000
Condition:
New
Raw in stock and ships in 3-5 business days. 10-15 business day lead time for powder and ceramic coat options.
This product cannot ship to the State of California
Price: $3,400.00
Description: - Replaces the smaller, restrictive factory pipe with high flowing 3.5” diameter pipe
- 14ga HD Aluminum Construction
- Includes upgraded high-quality silicone boots and stainless steel t-bolt...More Details »
Item #: WCF100204
Condition:
New
WCFab Red, WCFab Grey, Gloss Black & Gloss White in stock and ships in 3-5 business day. 10-15 business day lead time on other colors.
This Product Cannot Ship to the State of California
Price: $289.00
Description: - Replaces the smaller, restrictive factory pipes with high flowing 3.5” diameter pipes
- 14ga HD Aluminum Construction
- Includes upgraded high-quality silicone boots
- Available in a wide...More Details »
Item #: WCF100292
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.
This Product cannot ship to the state of California
Price: $565.00
Description: - 5" Intake
- Air Box & Lid Constructed of 10G Aluminum Sheet
- Replaces the restrictive factory intercooler pipes with high flowing 3.5” diameter pipes
- Dry Air filter
- Outerwear's...More Details »
Item #: WCF100331
Condition:
New
WCFab Red, WCFab Grey, Illusion Purple, 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: $1,095.00
Description: - Turbocharger exhaust inlet gasket
- Turbocharger oil drain gasket
- Turbocharger cooling port 16mm sealing washers (4)
- Turbocharger mounting studs (4)
- Turbocharger mounting nuts (4)
Item #: FPE-CUMM-VGT-INST-KIT-19
Condition:
New
Price: $79.99
Description: - -6AN Oil Feed Line
- Includes 2, -6AN to M12 aluminum fittings with sealing washers
- Extra Flexible smooth bore teflon hose with thermal heat shield
- Compatible with 19-24 6.7L Cummins...More Details »
Item #: FPE-CRTFL-19
Condition:
New
Price: $69.99
NEW!
Description: Required for tune selection when running our switchable (SOTF) 6.7L Ford Powerstroke performance tuning
Includes:
- Rotary SOTF Tune Selection Switch with Knob
- Switch Position Label / Face Plate
- Drill Template
- Wire Conduit
Item #: powerstroke-switch-2020-fuel-temp
Condition:
New
In Stock, ships in 3-5 Business Days.
This Product cannot ship to the state of California
Price: $100.00
Description: -8 New Injectors
-Modified 100% flow over OEM
-Injector Coppers and O-rings
Item #: 6.7F20-100SAC
Condition:
New
This Product cannot ship to the state of California
Price: $4,304.00
Description: -8 New Injectors
-Modified 150% flow over OEM
-Injector Coppers and O-rings
Item #: 6.7F20-150SAC
Condition:
New
This Product cannot ship to the state of California
Price: $5,512.00
Description: -8 New Injectors
-Modified 50% flow over OEM
-Injector Coppers and O-rings
Item #: 6.7F20-50SAC
Condition:
New
This Product cannot ship to the state of California
Price: $4,304.00
Description: -8 New OEM Injectors
-Injector Coppers and O-rings
Item #: 6.7F20-10SAC
Condition:
New
This Product cannot ship to the state of California
Price: $2,640.00
Description: -4" Intake Pipe
-Air Box & Lid Constructed of 10G Aluminum Sheet
-Dry Air Filter
-Outerwear's Pre-Filter Cover
-Hardware
-High Quality Silicone Boot
-Stainless Steel T-bolt Clamps
-Powder...More Details »
Item #: WCF100282
Condition:
New
WCFab Red, WCFab Grey, Gloss Black, and Gloss White 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: $599.00
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 the state of California
Price: $345.00
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 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: $385.00
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 Quality...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 the state of California
Price: $649.00
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 the state of California
Price: $859.00
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!
Item #: WCF100720
Condition:
New
Limited Supply
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 the state of California
Price: $235.00
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 the state of California
Price: $699.00
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 Black, 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 the state of California
Price: $1,559.00
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 #: WCF100418
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.
This Product cannot ship to the state of California
Price: $1,885.00
Description: - For High Output (HO) Model ONLY
- 3 in. Hot Side Intercooler Pipe
- Includes Threaded Bung for Sensor Port
- Silicone Boot
- Stainless Steel T-Bolt Clamps
- O-Rings
- New Wire Retaining...More Details »
Item #: WCF100308
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: $319.00
NEW!
Description: Required for tune selection when running our switchable (SOTF) 6.7L Ford Powerstroke performance tuning
5 position switch for 2023+ 6.7L Powerstrokes.
- Compatable with 2023-2025 6.7L...More Details »
Item #: FT-CAC-FSP5
Condition:
New
In Stock, ships in 3-5 Business Days.
This Product cannot ship to the state of California
Price: $100.00
NEW!
Description: - Gasket Kit for 2024-2025 L5P Duramax OEM/VGT Turbos
Item #: WCF100183
Condition:
New
In stock. Ships in 3-5 business days.
Price: $155.00
NEW!
Description: - Airflow Capable of Supporting up to 700HP
- Custom Billet Compressor Wheel
- Turbine Wheel and Nozzle Ring Upgrades
- Improved EGT Control
- Compressor and turbine wheel durability upgrades...More Details »
Item #: DM1QQ1070200000
Condition:
New
10-15 business day lead time on powder coat.
This Product cannot ship to the state of California
Price: $3,100.00
Description: - Airflow capable of supporting up to 750HP
- Compressor and turbine wheel durability upgrades
- Custom Billet compressor wheel
- Turbine Wheel and Nozzle Ring Upgrades
- Major top end EGT...More Details »
Item #: DM1QQ1070303000
Condition:
New
10-15 business day lead time on powder coat.
This Product cannot ship to the state of California
Price: $3,500.00
Description: - Extra airflow to make 80-100rwhp over 'Tune only' L5P
- Works with box tuners, custom tuning, or without tuning
- Major EGT control improvements compared to stock
- Built to last with more...More Details »
Item #: DM1QQ1070103000
Condition:
New
10-15 business day lead time on powder coat.
This Product cannot ship to the state of California
Price: $2,400.00
Description: - Qty. 1 of 3" x 4" Silicone Boot
- Qty. 2 of 3" T-Bolt Clamp
Item #: WCF207-104
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $40.00
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
Description: - THIS BOOT KIT IS DESIGNED TO BE LML DURAMAX SPECIFIC AND NOT RECOMMENDED FOR USE IN OTHER APPLICATIONS CALLING FOR A 3" x 3.5" REDUCER BOOT
- Qty. 1 of 3" x 3.5" Straight Reducing Boot, 4" Long
- Qty. 1 of 3.5" T-Bolt
- Qty. 1 of 3.25" T-Bolt
Item #: WCF207-109
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $47.00
Description: - Qty. 1 of 3" x 3.5" Straight Reducing Boot, 4" Long with Logo
- Qty. 1 of 3.5" T-Bolt Clamp
- Qty. 1 of 3" T-Bolt Clamp
Item #: WCF207-115
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $49.00
In Stock. Ships in 3-5 business days.
Price: $29.00
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
Description: - Qty. 1 of 3.5" ID X 4" Long Straight Boot with Logo
- Qty. 2 of 3.5" T-Bolt Clamp
Item #: WCF207-111
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $49.00
Description: - Qty. 1 of 3.5" ID Silicone Straight Boot, 5" Long with Double Humps and Wire Rings
- Qty. 2 of 3.5" T-Bolt Clamp
Item #: WCF207-108
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $64.00
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
In Stock. Ships in 3-5 business days.
Price: $22.95
Description: - Qty. 1 of 3.5" x 4" ID Straight Reducer x 3" Long Silicone Boot
- Qty. 1 of 4" T-Bolt Clamp
- Qty. 1 of 3.5" T-Bolt Clamp
Item #: WCF207-106
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $45.00
Description: - Qty. 1 of 4" ID x 3" ID Straight Boot
- Qty. 2 of 4" T-Bolt Clamp
Item #: WCF207-102
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $40.00
Description: - Qty. 1 of 4" x 4" Straight Hump Boot
- Qty. 2 of 4" T-Bolt Clamp
Item #: WCF207-100
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $60.00
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
Description: - Qty. 1 of 5" ID x 2.5" Boot
- Qty. 2 of 5" T-Bolt Clamp
Item #: WCF207-101
Condition:
New
In Stock. Ships in 3-5 business days.
Price: $40.00
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
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
In Stock. Ships in 3-5 business days.
Price: $59.00
