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What Does the FASS Fuel System Do? (Post)
Diesel fuel often contains air, vapor, water, and fine debris - harmful contaminants that hurt fuel pressure stability, injector life, and injection pump health. FASS (fuel air separation system) help
The Best Heavy Duty Shocks for Semi Trucks(Post)Aside from your truck's engine, heavy-duty shocks are among the most critical parts that affect ride quality, suspension performance, and the amount of wear on tires. Here’s a quick rundown of the bes
Essential Kenworth W900A Restoration Parts (100% Bottom-Up Rebuild)(Post)When restoring a classic Kenworth W900A from the 1960s or 1970s, the ultimate goal is honoring that legendary vintage aesthetic while ditching tired, road-worn, decades-old mechanical components. Semi
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14 Inch Stainless Steel Open End Break Back Bumper W/ Step & 15 Round 2 Inch Light Holes For Kenworth T800 & T880
VALLEY CHROME PLATING
$1,002.9914 Inch Open End Break Back Bumper W/ Step & 15 Round 2 Inch Light Holes* High Quality Replacement Bumper* Made Of 11-Gauge Stainless Steel* Open End Break Back Design* 14 Inch Height* Has Cutouts...FN010025SR15- SKU:
- FN010025SR15
- Height Options:
- 14 Inch
- Product Type:
- Bumpers
- Light Options:
- Without Lights
- Material Options:
- Stainless Steel
- Size Options:
- 11 Gauge
- Truck Class:
- Heavy Duty
- Location:
- Made In USA
- Style Options:
- Open End
- Make:
- Kenworth
$1,002.99Qty in Cart: 0Price:$1,002.99Subtotal: -
FREE SHIPPING OVER $249
Seats Inc Semi Seat Adapter For Peterbilt 567, 579, Kenworth T680 & T880
SEATS INC
$149.99Seat Adapter Fits Peterbilt And KenworthDid you find a new seat for your truck? We carry plenty of seating options from Seats, Incorporated including parts to install the seats such as aftermarket...183579PS- SKU:
- 183579PS
- Truck Class:
- Heavy Duty
- Make:
- Kenworth
- Make:
- Peterbilt
- Product Type:
- Seats
- Ready To Ship:
- Yes
$149.99Qty in Cart: 0Price:$149.99Subtotal: -
Premier 511 Bolt Kit For 2880 And 880 Couplings
PREMIER
$114.99Premier 511 Bolt Kit* High Quality Bolt Kit* Includes - (6) 3-1/2 Inch Bolts - (6) Locknuts* Mounting Structure Thickness 1-5/8 Inch* For Use With 2880 And 880 Couplings* Made In USA* Sold...09-051100892- SKU:
- 09-051100892
- Product Type:
- Frame & Chassis
- Location:
- Made In USA
- Make:
- Universal Items
$114.99Qty in Cart: 0Price:$114.99Subtotal: -
FREE SHIPPING OVER $249
Stainless Steel Lower Right Side Lower Dash Trim For Volvo
UNITED PACIFIC
$21.80Lower Right Dash Trim Fits Volvo* Made Of High Quality Stainless Steel* Right Trim* Sold Individually* Warranty On Dash Trim Against Defects In Workmanship & Material From Date Of Purchase*** High...13-1504004- SKU:
- 13-1504004
- Truck Class:
- Heavy Duty
- Make:
- Volvo
- Material Options:
- Stainless Steel
- Product Type:
- Interior
$21.80Qty in Cart: 0Price:$21.80Subtotal: -
Chrome Plastic AC Vents With Jewel Or Indent For Volvo VNL
UNITED PACIFIC
$16.74 - $18.38This high quality plastic AC vent with a jewel or an indent fits Volvo VNL Gen II and VT880 models. The vent replaces OEM style vents and comes with a 6 month warranty.Fitment* Fits Volvo VNL Gen II...PPR_200337- SKU:
- PPR_200337
- Truck Class:
- Heavy Duty
- Material Options:
- Plastic/Poly
- Make:
- Volvo
- Finish Options:
- Chrome-Plated
- Product Type:
- Interior
$16.74 - $18.38Qty in Cart: 0Price:$16.74 - $18.38Subtotal: -
FREE SHIPPING OVER $249
Stainless Steel Lower Left Dash Trim For Volvo
UNITED PACIFIC
$21.80Lower Left Dash Trim Fits Volvo* High Quality Dash Trim* Made Of Stainless Steel* Left Trim* Sold Individually* Warranty On Dash Trim Against Defects In Workmanship & Material From Date Of...13-1504003- SKU:
- 13-1504003
- Truck Class:
- Heavy Duty
- Make:
- Volvo
- Material Options:
- Stainless Steel
- Product Type:
- Interior
$21.80Qty in Cart: 0Price:$21.80Subtotal: -
Belmor Smoked Ventvisors For Volvo VNL & VNM - Pair
BELMOR
$90.99Venta-Lator Side Window Deflectors Fits VolvoImprove the safety and comfort of your cab with this pair of high quality side window Belmor Ventvisors. They extend down the full length of your window...13-0914005- SKU:
- 13-0914005
- Location:
- Made In USA
- Truck Class:
- Heavy Duty
- Color:
- Gray
- Material Options:
- Plastic/Poly
- Make:
- Volvo
- Product Type:
- Exterior
- Ready To Ship:
- Yes
$90.99Qty in Cart: 0Price:$90.99Subtotal: -
FREE SHIPPING OVER $249
Chrome Door Handle Cover For Volvo VN & VT
UNITED PACIFIC
$23.72Door Handle Cover Fits VolvoRenew the look of exterior door handles on your truck with these United Pacific covers. Sold in pairs, they are made of chrome-plated plastic and mount easily with...13-091404- SKU:
- 13-091404
- Truck Class:
- Heavy Duty
- Material Options:
- Plastic/Poly
- Make:
- Volvo
- Finish Options:
- Chrome-Plated
- Product Type:
- Exterior
$23.72Qty in Cart: 0Price:$23.72Subtotal: -
FREE SHIPPING OVER $249
Chrome Turn Signal Lever Cover For Volvo VNL Gen I & Gen II
UNITED PACIFIC
$13.96Turn Signal Lever Fits Volvo* Made Of High Quality Chrome* Sold Individually* Warranty On Turn Signal Against Defects In Workmanship & Material From Date Of Purchase***High Quality Aftermarket...13-150002- SKU:
- 13-150002
- Truck Class:
- Heavy Duty
- Material Options:
- Plastic/Poly
- Make:
- Volvo
- Finish Options:
- Chrome-Plated
- Product Type:
- Interior
$13.96Qty in Cart: 0Price:$13.96Subtotal: -
Jones Performance Fiberglass Hood W/ 45 Inch Centerline & Fenders For Freightliner FL50/80 106 BBC Replaces A17-14774-004, A17-14024-004
JONES PERFORMANCE
$2,079.99Fiberglass Hood W/ 45 Inch Centerline & Fenders By Jones Performance Replaces A17-14774-004, A17-14024-004 Fits Freightliner FL50/80 106 BBCFind This Quality Jones Performance Fiberglass Hood At 4...03-12554- SKU:
- 03-12554
- Truck Class:
- Heavy Duty
- Material Options:
- Fiberglass
- Finish Options:
- Paintable
- Style Options:
- Set Back Axle
- Make:
- Freightliner
- Make:
- Bus
- Length Options:
- 106 BBC
- Product Type:
- Hood Shell
$2,079.99Qty in Cart: 0Price:$2,079.99Subtotal: -
18 Inch Chrome Break Back Bumper W/Straight Open-End For Kenworth T800 & T880
VALLEY CHROME PLATING
$861.99 - $1,041.99This high quality 18 inch chrome-plated steel open end bumper that fits Kenworth T800 and T880 models has a 7 inch break back and has options for tow, fog light, step, and vent hole cutouts. The...PPR_201423- SKU:
- PPR_201423
- Height Options:
- 18 Inch
- Location:
- Made In USA
- Light Options:
- Without Lights
- Truck Class:
- Heavy Duty
- Style Options:
- Single Break Back
- Material Options:
- Steel
- Make:
- Kenworth
- Finish Options:
- Chrome-Plated
- Type Options:
- Standard Mount
- Size Options:
- 10 Gauge
- Product Type:
- Bumpers
- Style Options:
- Open End
- Material Options:
- Stainless Steel
- Size Options:
- 11 Gauge
- Style Options:
- Open End Break Back
- Size Options:
- 7 Gauge
$861.99 - $1,041.99Qty in Cart: 0Price:$861.99 - $1,041.99Subtotal: -
FREE SHIPPING OVER $249
Volvo VNL Side Indicator Light Amber LED Clear Lens Replaces OE 20895320
UNITED PACIFIC
$19.38Side Indicator Light With OEM Style Plug Fits Volvo* High Quality Side Indicator Light* 6 LED* Sold Individually* Warranty On Side Indicator Light Against Defects In Workmanship & Material From Date...13-160101100- SKU:
- 13-160101100
- Truck Class:
- Heavy Duty
- Color:
- Amber
- Material Options:
- Plastic/Poly
- Make:
- Volvo
- Product Type:
- Lighting
- Ready To Ship:
- Yes
$19.38Qty in Cart: 0Price:$19.38Subtotal: -
Black Exterior Door Handle For Volvo VNL Gen II
UNITED PACIFIC
$40.15 - $45.58The BESTfit Black Exterior Door Handle is a durable option designed to fit the driver or passenger side exterior of Volvo VNL Gen?II trucks from 2004 through 2018. Made from quality black plastic,...PPR_201270- SKU:
- PPR_201270
- Truck Class:
- Heavy Duty
- Make:
- Volvo
- Product Type:
- Exterior
$40.15 - $45.58Qty in Cart: 0Price:$40.15 - $45.58Subtotal: -
FREE SHIPPING OVER $249
Air Filter Assembly For HVAC For Peterbilt & Kenworth
CAB FRESH FILTER CO.
$38.75Air Filter Assembly Fits Peterbilt & KenworthAt 4 State Trucks we offer aftermarket CAB Fresh air filter assemblies for Peterbilt 567 and 579 models, and Kenworth T680 and T880 models. The air filter...29-1503002- SKU:
- 29-1503002
- Truck Class:
- Heavy Duty
- Location:
- Made In USA
- Material Options:
- Cloth
- Make:
- Peterbilt
- Make:
- Kenworth
- Product Type:
- Interior
- Ready To Ship:
- Yes
$38.75Qty in Cart: 0Price:$38.75Subtotal: -
FREE SHIPPING OVER $249
Cab Fresh Replacement HVAC Pre-Filter For Peterbilt & Kenworth
CAB FRESH FILTER CO.
$14.27Air Filter HVAC Pre-FilterKeep your HVAC system running clean and efficient with this replacement pre-filter designed to fit inside the existing housing assembly. It helps capture dust, debris, and...29-091301- SKU:
- 29-091301
- Location:
- Made In USA
- Truck Class:
- Heavy Duty
- Make:
- Peterbilt
- Make:
- Kenworth
- Ready To Ship:
- Yes
- Product Type:
- Interior
$14.27Qty in Cart: 0Price:$14.27Subtotal: -
BESTfit Flex Connector Replaces 21428534, 21959393, 22307701 For Volvo & Mack
BESTFIT TRUCK PARTS
$585.99BESTfit Flex Connector Fits Volvo & MackThis BESTfit Flex Connector offers a durable replacement for Volvo and Mack trucks, fitting OEM 21428534, 21959393, and 22307701. Constructed for heavy-duty...29-080401- SKU:
- 29-080401
- Diameter Options:
- 5 Inch
- Truck Class:
- Heavy Duty
- Length Options:
- 17 Inch
- Material Options:
- Steel
- Make:
- Volvo
- Make:
- Mack
- Finish Options:
- Chrome-Plated
- Product Type:
- Exhaust
$585.99Qty in Cart: 0Price:$585.99Subtotal: -
FREE SHIPPING OVER $249
Bostrom And National Seat Adapter Kit For Peterbilt & Kenworth With Wide Ride Seats
BOSTROM TRUCK SEATS
$164.99Seat Adapter Kit Fits Peterbilt & KenworthIf you are installing a Bostrom Wide Ride seat in your truck, 4 State Trucks has the high quality adapter kit needed to get a safe and secure retrofit for...6205011002- SKU:
- 6205011002
- Truck Class:
- Heavy Duty
- Make:
- Peterbilt
- Make:
- Kenworth
- Product Type:
- Seats
- Ready To Ship:
- Yes
$164.99Qty in Cart: 0Price:$164.99Subtotal: -
FREE SHIPPING
BESTfit DPF 5 X 12 Inch Bead Flex Connector W/ Flange Replaces 21051403 For Volvo, Mack
BESTFIT TRUCK PARTS
$316.99BESTfit 12 Inch Long DPF Flex Connector W/ 5 Inch Flange EndsThis BESTfit DPF Bead Flex Connector is a premium replacement for Volvo and Mack applications, fitting OEM #21051403. With 5-inch flanges,...29-080418- SKU:
- 29-080418
- Diameter Options:
- 5 Inch
- Truck Class:
- Heavy Duty
- Length Options:
- 12 Inch
- Material Options:
- Steel
- Make:
- Volvo
- Make:
- Mack
- Finish Options:
- Chrome-Plated
- Product Type:
- Exhaust
$316.99Qty in Cart: 0Price:$316.99Subtotal: -
Black 5 Bolt Steering Wheel Hub Adapter For Volvo VNL Gen I & Gen II
STEERING CREATIONS
$116.99Black Hub Adapter Fits Volvo* High Quality Steering Wheel Hub Adapter* Made Of Black Powder-Coated Aluminum* 5 Hole Bolt Pattern* 43 Spline Count* Fits Tilt And Telescopic Steering Columns* Single...13-150000- SKU:
- 13-150000
- Color:
- Black
- Truck Class:
- Heavy Duty
- Material Options:
- Aluminum
- Make:
- Volvo
- Product Type:
- Interior
$116.99Qty in Cart: 0Price:$116.99Subtotal: -
FREE SHIPPING OVER $249
Stainless Steel Center Switch Trim For Volvo
UNITED PACIFIC
$27.62Center Switch Panel Fits Volvo* High Quality Switch Panel* Made Of Stainless Steel* With Vent Trim* Sold Individually* Warranty On Switch Panel Against Defects In Workmanship & Material From Date Of...13-1504001- SKU:
- 13-1504001
- Truck Class:
- Heavy Duty
- Material Options:
- Stainless Steel
- Make:
- Volvo
- Product Type:
- Interior
$27.62Qty in Cart: 0Price:$27.62Subtotal:
Featured
Merritt Clamp Mounting Kit For Cab & Utility Racks, Universal Fit
MERRITT
$47.50
Cab & Utility Rack Mounting Clamp Kit* High Quality Clamp Mounting Kit* Made Of Aluminum* Used To Mount: - Light Truck Cab Racks - Utility Racks - Crossbody Boxes* No Drilling Required* Sold As...
7250
