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Freightliner M2 Business Class Parts

The Freightliner M2 Business Class semi-truck is a solid medium-duty truck that offers the versatility and reliability you'd expect from Freightliner, but we can make you stand out even more by customizing your semi truck with quality parts and chrome accessories from 4 State Trucks. When you drive an M2 Business Class, you'll enjoy top-notch features like maneuverability, roomy interior, and great driver visibility that make it fun and easy to keep your truck on the road. Whether you need bumpers, exhaust, fuel tanks, or any other aftermarket or custom parts for your M2, 4 State Trucks has got you covered - shop our selection of Freightliner parts today.
  • Product
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  • Female Hose End

    Female Hose End

    AUTOMANN USA

    $10.17 - $26.59
    Choose Option(s) to see description.Fitment** Universal - Fits Multiple Makes & Models Of TrucksFemale 13/32 X 1/2 Inch Hose End Replaces 24708N608, 206208813/32 X 1/2 Inch Female Hose End* High...
    PPR_300361
    SKU:
    PPR_300361
    Product Type:
    Air, Electrical, & Safety
    Make:
    Universal Items
    $10.17 - $26.59
    Qty in Cart: 0
    Price:
    $10.17 - $26.59
    Subtotal:
  • Fiberglass Full Radius Fender With Lip

    Fiberglass Full Radius Fender With Lip

    SHIFT PRODUCTS

    $1,298.99 - $1,463.99
    Choose Option(s) to see description.Fitment** Universal - Fits Multiple Makes & Models Of TrucksFiberglass Full Radius Fender With 1 Inch LipFull Radius Fender With 1 Inch Lip- 36 Inch HeightProtect...
    PPR_300360
    SKU:
    PPR_300360
    Material Options:
    Fiberglass
    Product Type:
    Rear Fenders
    Style Options:
    Single Axle
    Height Options:
    36 Inch
    Make:
    Universal Items
    Ready To Ship:
    Yes
    $1,298.99 - $1,463.99
    Qty in Cart: 0
    Price:
    $1,298.99 - $1,463.99
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  • CSM 101 Inch Polished 304 Stainless Steel Full Fenders

    CSM 101 Inch Polished 304 Stainless Steel Full Fenders

    CHROME SHOP MAFIA

    $2,249.99 - $2,306.99
    Take your rig's exterior to show-level quality with the CSM 101 Inch Stainless Steel Full Fender lineup from Chrome Shop Mafia, built for drivers who want unbeatable shine and dependable durability...
    PPR_299975
    SKU:
    PPR_299975
    Product Type:
    Rear Fenders
    Length Options:
    144 Inch
    Size Options:
    14 Gauge
    Location:
    Made In USA
    Material Options:
    Stainless Steel
    Make:
    Universal Items
    Type Options:
    Full Fender
    Style Options:
    Quilted
    Ready To Ship:
    Yes
    $2,249.99 - $2,306.99
    Qty in Cart: 0
    Price:
    $2,249.99 - $2,306.99
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  • Red Satin Airway Buffing Wheel For Angle Grinders

    Red Satin Airway Buffing Wheel For Angle Grinders

    AFTERMARKET

    $38.58 - $45.02
    Choose Option(s) to see description.Fitment** Universal - Fits Multiple Makes & Models Of Trucks10 Inch Red Airway Buffing Wheel For Angle Grinders10 Inch Red Airway Buffing WheelThe 9 Inch White...
    PPR_300349
    SKU:
    PPR_300349
    Diameter Options:
    9 Inch
    Diameter Options:
    10 Inch
    Product Type:
    Polishing
    Color:
    Red
    Make:
    Universal Items
    Shape Options:
    Round
    $38.58 - $45.02
    Qty in Cart: 0
    Price:
    $38.58 - $45.02
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  • Chrome Plated Aluminum Front Oiler Cap Cover W/ Window

    Chrome Plated Aluminum Front Oiler Cap Cover W/ Window

    LIFETIME NUT COVERS

    $639.99 - $705.99
    Choose Option(s) to see description.Fitment** Universal - Fits Multiple Makes & Models Of TrucksChrome Plated Aluminum Front Oil Cap Cover W/ Teal WindowFront Oil Cap Cover W/ Teal Window & 6 4 1/2...
    PPR_300344
    SKU:
    PPR_300344
    Finish Options:
    Chrome-Plated
    Material Options:
    Billet Aluminum
    Make:
    Universal Items
    Color:
    Blue
    Position:
    Front
    Location:
    Made In USA
    Product Type:
    Wheels
    Color:
    Red
    Color:
    Clear
    Color:
    Teal
    Style Options:
    Smooth
    $639.99 - $705.99
    Qty in Cart: 0
    Price:
    $639.99 - $705.99
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  • White Airway Buffing Wheel For Use On Aluminum And Stainless Steel

    White Airway Buffing Wheel For Use On Aluminum And Stainless Steel

    AFTERMARKET

    $17.23 - $18.96
    Choose Option(s) to see description.Fitment** Universal - Fits Multiple Makes & Models Of Trucks10 Inch White Airway Buffing Wheel For Use On Aluminum And Stainless Steel10 Inch White Airway Buffing...
    PPR_300345
    SKU:
    PPR_300345
    Diameter Options:
    10 Inch
    Color:
    White
    Product Type:
    Polishing
    Diameter Options:
    9 Inch
    Make:
    Universal Items
    Shape Options:
    Round
    $17.23 - $18.96
    Qty in Cart: 0
    Price:
    $17.23 - $18.96
    Subtotal:
  • Mag N Wire Wheel Acid

    Mag N Wire Wheel Acid

    AFTERMARKET

    $32.57 - $94.99
    Choose Option(s) to see description.Fitment** Universal - Fits Multiple Makes & Models Of TrucksMag N Wire Wheel Acid- 5 GallonMag N Wire Wheel AcidMaintain your wheels in pristine condition with Mag...
    PPR_300350
    SKU:
    PPR_300350
    Product Type:
    Polishing
    Capacity:
    5 Gallons
    Capacity:
    1 Gallon
    Make:
    Universal Items
    Ready To Ship:
    Yes
    $32.57 - $94.99
    Qty in Cart: 0
    Price:
    $32.57 - $94.99
    Subtotal:
  • On Sale
    Limited Quantity Available
    Air Freshener- 16 Oz

    Air Freshener- 16 Oz

    AFTERMARKET

    $3.25 - $6.50
    Choose Option(s) to see description.Fitment** Universal - Fits Multiple Makes & Models Of TrucksCotton Candy Air Freshener- 16 OzCotton Candy Air FreshenerEnjoy a burst of sweetness every time you...
    PPR_300351
    SKU:
    PPR_300351
    Product Type:
    Polishing
    Make:
    Universal Items
    Ready To Ship:
    Yes
    $3.25 - $6.50
    Qty in Cart: 0
    Price:
    $3.25 - $6.50
    Subtotal:
  • On Sale
    Limited Quantity Available
    Airway Buffing Wheel For Use On Aluminum

    Airway Buffing Wheel For Use On Aluminum

    AFTERMARKET

    $5.75 - $15.75
    Choose Option(s) to see description.Fitment** Universal - Fits Multiple Makes & Models Of Trucks10 Inch Yellow Airway Buffing Wheel For Use On Aluminum10 Inch Yellow Airway Buffing WheelThe 10 Inch...
    PPR_300346
    SKU:
    PPR_300346
    Color:
    Orange
    Color:
    Yellow
    Product Type:
    Polishing
    Diameter Options:
    8 Inch
    Diameter Options:
    10 Inch
    Make:
    Universal Items
    Ready To Ship:
    Yes
    Shape Options:
    Round
    $5.75 - $15.75
    Qty in Cart: 0
    Price:
    $5.75 - $15.75
    Subtotal:
  • Chrome Plastic Axle Cover Kit W/ Top Hat Nut Covers

    Chrome Plastic Axle Cover Kit W/ Top Hat Nut Covers

    LIFETIME NUT COVERS

    $227.99 - $351.99
    Choose Option(s) to see description.Fitment** Universal - Fits Multiple Makes & Models Of TrucksChrome Plastic Rear Axle Cover Kit W/ Top Hat Nut CoversRear Axle Cover Kit W/ Top Hat Nut CoversMake...
    PPR_300337
    SKU:
    PPR_300337
    Material Options:
    Plastic/Poly
    Finish Options:
    Chrome-Plated
    Product Type:
    Wheels
    Style Options:
    Top Hat
    Make:
    Universal Items
    Position:
    Kit Full
    $227.99 - $351.99
    Qty in Cart: 0
    Price:
    $227.99 - $351.99
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  • Smooth Aluminum Big Mouth Step Box

    Smooth Aluminum Big Mouth Step Box

    SOARING EAGLE

    $1,280.99 - $1,448.99
    Keep your essential equipment secure and accessible with the Smooth Aluminum Big Mouth Step Box, designed for durability and streamlined styling. Its smooth aluminum construction stands up to harsh...
    PPR_300342
    SKU:
    PPR_300342
    Product Type:
    Toolboxes
    Length Options:
    18 Inch
    Length Options:
    24 Inch
    Width Options:
    24 Inch
    Height Options:
    27 Inch
    Material Options:
    Aluminum
    Make:
    Universal Items
    Ready To Ship:
    Yes
    Finish Options:
    Polished
    Style Options:
    Big Mouth Style
    Width Options:
    25 Inch
    $1,280.99 - $1,448.99
    Qty in Cart: 0
    Price:
    $1,280.99 - $1,448.99
    Subtotal:
  • On Sale
    Limited Quantity Available
    Black Window Maxx Mount W/ 360 Degree Swivel

    Black Window Maxx Mount W/ 360 Degree Swivel

    AFTERMARKET

    $12.50 - $39.99
    Choose Option(s) to see description.Fitment** Universal - Fits Multiple Makes & Models Of TrucksBlack Window Mount For Standard Sized GPS Or Large Sized Smartphones W/ 360 Degree SwivelWindow Mount...
    PPR_300343
    SKU:
    PPR_300343
    Product Type:
    Interior
    Color:
    Black
    Material Options:
    Plastic/Poly
    Make:
    Universal Items
    Ready To Ship:
    Yes
    Degree Options:
    360
    $12.50 - $39.99
    Qty in Cart: 0
    Price:
    $12.50 - $39.99
    Subtotal:
  • Stainless Steel Rear Center Panel

    Stainless Steel Rear Center Panel

    ROADWORKS

    $134.99 - $266.99
    Choose Option(s) to see description.Fitment** Universal - Fits Multiple Makes & Models Of Trucks8 Inch Stainless Steel Rear Center Panel W/ Stainless Steel Back Plate8 Inch Rear Center Panel W/...
    PPR_300338
    SKU:
    PPR_300338
    Height Options:
    14 Inch
    Shape Options:
    Rectangular
    Material Options:
    Stainless Steel
    Light Options:
    Without Lights
    Location:
    Made In USA
    Height Options:
    8 Inch
    Style Options:
    Angled
    Product Type:
    Bumpers
    Position:
    Center
    Make:
    Universal Items
    $134.99 - $266.99
    Qty in Cart: 0
    Price:
    $134.99 - $266.99
    Subtotal:
  • 24 Inch Proflex Black Rubber Mud Flap W/ Ribbed Back - 3/8 Inch Thick

    24 Inch Proflex Black Rubber Mud Flap W/ Ribbed Back - 3/8 Inch Thick

    4 STATE TRUCKS

    $22.21
    Keep your truck protected from mud, rocks, and road debris with this mud flap. Constructed from high-quality rubber with a ribbed back for extra strength, this 3/8-inch thick mud flap resists...
    PPR_300339
    SKU:
    PPR_300339
    Material Options:
    Rubber
    Height Options:
    24 Inch
    Color:
    Black
    Width Options:
    24 Inch
    Product Type:
    Mud Flaps
    Make:
    Universal Items
    Height Options:
    30 Inch
    Length Options:
    3/8 Inch
    $22.21
    Qty in Cart: 0
    Price:
    $22.21
    Subtotal:
  • Chrome 2.5 Inch Bolt Pattern Spring Loaded Rear Light Bar W/ Six Incandescent Oval Light Cutouts

    Chrome 2.5 Inch Bolt Pattern Spring Loaded Rear Light Bar W/ Six Incandescent Oval Light Cutouts

    UNITED PACIFIC

    $171.99
    Chrome Plated Rear Light Bars W/ 6 Slanted Oval Light Cutouts* High Quality Light Bar* Made Of Chrome Plated* 2-1/2 Inch* Bolt Pattern* Spring Loaded* With (6) Slanted Up Oval Light Cutouts* Sold As...
    09-011000531
    SKU:
    09-011000531
    Finish Options:
    Chrome-Plated
    Truck Class:
    Heavy Duty
    Material Options:
    Steel
    Product Type:
    Bumpers
    Position:
    Rear
    Make:
    Universal Items
    $171.99
    Qty in Cart: 0
    Price:
    $171.99
    Subtotal:
  • Airway Buffing Wheel With Center Plate

    Airway Buffing Wheel With Center Plate

    AFTERMARKET

    $15.75 - $17.57
    Choose Option(s) to see description.Fitment** Universal - Fits Multiple Makes & Models Of Trucks9 Inch Yellow Airway Buffing Wheel9 Inch Yellow Airway Buffing Wheel With Center Plate* High Quality...
    PPR_300330
    SKU:
    PPR_300330
    Color:
    Orange
    Diameter Options:
    8 Inch
    Product Type:
    Polishing
    Diameter Options:
    9 Inch
    Color:
    Yellow
    Make:
    Universal Items
    Ready To Ship:
    Yes
    $15.75 - $17.57
    Qty in Cart: 0
    Price:
    $15.75 - $17.57
    Subtotal:
  • Red Satin Airway Buffing Wheel

    Red Satin Airway Buffing Wheel

    AFTERMARKET

    $39.65 - $44.74
    Choose Option(s) to see description.Fitment** Universal - Fits Multiple Makes & Models Of Trucks9 Inch Red Satin Airway Buffing Wheel9 Inch Red Satin Airway Buffing Wheel For Angled Grinder* High...
    PPR_300331
    SKU:
    PPR_300331
    Material Options:
    Cloth
    Diameter Options:
    10 Inch
    Color:
    Red
    Product Type:
    Polishing
    Diameter Options:
    9 Inch
    Make:
    Universal Items
    Ready To Ship:
    Yes
    $39.65 - $44.74
    Qty in Cart: 0
    Price:
    $39.65 - $44.74
    Subtotal:
  • Air Freshener- 5 Gallon

    Air Freshener- 5 Gallon

    AFTERMARKET

    $103.99
    Choose Option(s) to see description.Fitment** Universal - Fits Multiple Makes & Models Of TrucksLemon Bar Air Freshener- 5 GallonLemon Bar Air Freshener* High Quality Air Freshener* Lemon Bar Scent*...
    PPR_300333
    SKU:
    PPR_300333
    Capacity:
    5 Gallons
    Product Type:
    Polishing
    Make:
    Universal Items
    Ready To Ship:
    Yes
    $103.99
    Qty in Cart: 0
    Price:
    $103.99
    Subtotal:
  • Fiberglass Whip Antenna W/ Color, Length & Quantity Options

    Fiberglass Whip Antenna W/ Color, Length & Quantity Options

    MIAMI STAR

    $11.21 - $24.47
    Choose Option(s) to see description.Fitment** Universal - Fits Multiple Makes & Models Of Trucks3 Foot Fiberglass Whip Antenna - Regular - BlackBlack 3 Foot Fiberglass Whip Antenna* High Quality CB...
    PPR_300327
    SKU:
    PPR_300327
    Material Options:
    Fiberglass
    Color:
    Black
    Color:
    White
    Color:
    Red
    Color:
    Blue
    Length Options:
    36 Inch
    Product Type:
    Electronics
    Length Options:
    48 Inch
    Make:
    Universal Items
    Ready To Ship:
    Yes
    $11.21 - $24.47
    Qty in Cart: 0
    Price:
    $11.21 - $24.47
    Subtotal:
  • 10 Inch Buffing Compound Bar

    10 Inch Buffing Compound Bar

    AFTERMARKET

    $14.27 - $19.37
    Choose Option(s) to see description.Fitment** Universal - Fits Multiple Makes & Models of Trucks10 Inch Buffing Compound Bar- GreenGreen Compound Bar* High Quality Compound Bar* Metal Polishing...
    PPR_300329
    SKU:
    PPR_300329
    Length Options:
    10 Inch
    Color:
    Green
    Color:
    Brown
    Color:
    Purple
    Product Type:
    Polishing
    Make:
    Universal Items
    Ready To Ship:
    Yes
    $14.27 - $19.37
    Qty in Cart: 0
    Price:
    $14.27 - $19.37
    Subtotal:
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Adding your products to cart

When your Freightliner M2 Business Class is your daily workhorse, you need parts that can keep up. Whether you're hauling, delivering, or running job to job, our aftermarket parts and accessories help your rig stay sharp, strong, and road-ready.

Aftermarket Freightliner M2 Business Accessories

Our aftermarket semi truck parts are reliable, high-quality components—from front bumpers and grilles to lights, mirrors, exhausts, and more. Need engine parts to keep your powertrain smooth? Or custom touches to make your truck stand out? We’ve got it all.

Why Upgrade Your Semi Truck Parts?

- Built for performance: Get durable parts that stand up to heavy-duty jobs. - Boost your style: Chrome accents, lighting upgrades, and custom add-ons. - Fit you can trust: Designed to match the M2’s exact specs for a smooth install. - Versatile options: Perfect for owner-operators, fleets, and vocational trucks.
Whether you’re replacing worn components or tricking out your cab, the right parts make all the difference. Keep your Freightliner M2 Business Class looking great and running strong—mile after mile.

Frequently Asked Questions About Freightliner M2 Business Class Parts

What years and models of Freightliner M2 Business Class trucks do your parts fit?

Our parts are designed to fit Freightliner M2 Business Class trucks from 2003 to present. However, compatibility can vary by specific part type. For bumpers and body panels, there are typically three main design generations: 2003-2007, 2008-2017, and 2018-present. Always check the product description for exact year ranges, or contact our team with your OEM number to ensure proper fitment. Some parts may also fit the M2 106 and M2 112 variants, but verify compatibility before ordering.

Are aftermarket bumpers as durable as OEM parts, and what materials are they made from?

Quality aftermarket bumpers for the M2 Business Class are typically constructed from either heavy-duty steel (16-gauge or thicker) or high-impact ABS plastic, depending on the application. Steel bumpers often feature chrome plating or powder coating for corrosion resistance. While OEM parts meet factory specifications, many aftermarket options actually exceed OEM durability standards, especially those designed for vocational use. Look for bumpers with reinforced mounting brackets and proper drainage holes to prevent rust. We clearly specify material thickness and coating type in each product listing.

What are the most common installation challenges when replacing M2 Business Class bumpers?

The most frequent installation issues include: alignment with existing mounting holes (especially on 2008+ models where hole patterns changed), proper fitment around fog lights and sensors, and weight management during installation (steel bumpers can weigh 80-150 pounds). Many customers report needing to slightly enlarge mounting holes or use washers for proper alignment. We recommend having a second person assist with installation and using a floor jack to support the bumper during mounting. Installation typically takes 2-3 hours with basic tools, though vehicles with air dam systems or integrated step plates may require additional time.

What finish options are available, and which holds up best for different applications?

Common finishes include chrome-plated steel, polished stainless steel, painted steel, and textured plastic. For highway applications, chrome provides the classic look but requires regular maintenance to prevent pitting. Polished stainless steel costs more initially but resists corrosion better in salt-heavy regions. For vocational trucks in construction or waste management, painted steel bumpers with textured powder coating offer the best impact resistance and easy touch-up capability. Plastic bumpers work well for urban delivery trucks where weight savings and minor impact absorption are priorities.

Do I need to order additional hardware or brackets when buying a replacement bumper?

Most replacement bumpers come with new mounting brackets, but rarely include bolts, nuts, or washers. Plan to purchase Grade 8 hardware separately - typically you'll need 8-12 bolts (usually 1/2" or 5/8" diameter) with corresponding lock washers and nuts. Some installations may require bumper-to-frame adapter brackets if switching between bumper styles or upgrading from plastic to steel. Fog light brackets, license plate holders, and step plates are usually sold separately. Check if your existing hardware is reusable, but having new hardware on hand prevents installation delays.


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