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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.
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  • Dual Function Glass Watermelon Sleeper Bunk Kit LED/Lens Color Options

    Dual Function Glass Watermelon Sleeper Bunk Kit LED/Lens Color Options

    UNITED PACIFIC

    $40.21
    Choose Option(s) to see description.Fitment** Universal - Fits Multiple Makes & Models Of TrucksDual Function Glass Watermelon Sleeper Bunk Kit White LED / Clear LensDual Function Glass Watermelon...
    PPR_299855
    SKU:
    PPR_299855
    Color:
    Amber
    Color:
    Amber/Clear
    Material Options:
    Glass
    Product Type:
    Lighting
    Color:
    Red
    Color:
    White
    Make:
    Universal Items
    Style Options:
    Watermelon
    Material Options:
    Stainless Steel
    Ready To Ship:
    Yes
    $40.21
    Qty in Cart: 0
    Price:
    $40.21
    Subtotal:
  • Nylon Female Connector - 100 Pcs

    Nylon Female Connector - 100 Pcs

    AUTOMANN USA

    $10.39 - $11.55
    Choose Option(s) to see description.Fitment** Universal - Fits Multiple Makes & Models Of Trucks16-14 Gauge Blue Nylon Female Connector - 100 PackFemale R 0.197 Inch 16-14 Gauge Nylon* High Quality *...
    PPR_299853
    SKU:
    PPR_299853
    Color:
    Blue
    Color:
    Red
    Size Options:
    16 Gauge
    Size Options:
    22 Gauge
    Material Options:
    Nylon
    Product Type:
    Air, Electrical, & Safety
    Make:
    Universal Items
    $10.39 - $11.55
    Qty in Cart: 0
    Price:
    $10.39 - $11.55
    Subtotal:
  • Quick Connect Terminal

    Quick Connect Terminal

    AUTOMANN USA

    $8.08 - $18.50
    Choose Option(s) to see description.Fitment** Universal - Fits Multiple Makes & Models Of Trucks22-16 Gauge Red Heat Shrink Male Quick Connect - 50 PackMale Quick Connect 22-16 Ga Heat Shrink* High...
    PPR_299852
    SKU:
    PPR_299852
    Color:
    Blue
    Color:
    Red
    Product Type:
    Air, Electrical, & Safety
    Size Options:
    12 Gauge
    Color:
    Yellow
    Size Options:
    16 Gauge
    Material Options:
    Nylon
    Size Options:
    22 Gauge
    Make:
    Universal Items
    $8.08 - $18.50
    Qty in Cart: 0
    Price:
    $8.08 - $18.50
    Subtotal:
  • 4 Gauge Copper Lugs Stud - 10 Pack

    4 Gauge Copper Lugs Stud - 10 Pack

    AUTOMANN USA

    $10.16 - $10.17
    Choose Option(s) to see description.Fitment** Universal - Fits Multiple Makes & Models Of Trucks4 Gauge Copper Lug 5/16 Inch Stud - 10 PackLug Copper 4 GA 5/16 in Stud - 10pk* High Quality Lug*...
    PPR_299850
    SKU:
    PPR_299850
    Material Options:
    Copper
    Product Type:
    Air, Electrical, & Safety
    Size Options:
    4 Gauge
    Make:
    Universal Items
    $10.16 - $10.17
    Qty in Cart: 0
    Price:
    $10.16 - $10.17
    Subtotal:
  • Ring Terminals - Various Styles, Gauges, Colors

    Ring Terminals - Various Styles, Gauges, Colors

    AUTOMANN USA

    $5.50 - $25.43
    Choose Option(s) to see description.Fitment** Universal - Fits Multiple Makes & Models Of Trucks16-14 Gauge Blue Heat Shrink Spade Terminals No. 6 Stud - 50 PackSpade No 6 16-14GA Heat Shrink Pack*...
    PPR_299851
    SKU:
    PPR_299851
    Color:
    Red
    Color:
    Blue
    Size Options:
    12 Gauge
    Product Type:
    Air, Electrical, & Safety
    Color:
    Yellow
    Size Options:
    16 Gauge
    Material Options:
    Nylon
    Size Options:
    22 Gauge
    Make:
    Universal Items
    $5.50 - $25.43
    Qty in Cart: 0
    Price:
    $5.50 - $25.43
    Subtotal:
  • Black Steel Center Fender Brackets

    Black Steel Center Fender Brackets

    HOGEBUILT FENDERS

    $204.99 - $371.99
    Choose Option(s) to see description.Black Steel Adjustable Fender Brackets For Center Or Rear Fender Mounts - Pair.Center Fender Brackets* High Quality Center Fender Bracket* Made Of Steel* Black...
    PPR_299849
    SKU:
    PPR_299849
    Location:
    Made In USA
    Material Options:
    Steel
    Product Type:
    Rear Fenders
    Position:
    Driver Side
    Finish Options:
    Black Powder Coat
    Position:
    Passenger Side
    Make:
    Universal Items
    Ready To Ship:
    Yes
    $204.99 - $371.99
    Qty in Cart: 0
    Price:
    $204.99 - $371.99
    Subtotal:
  • Chrome Watermelon Light Sleeper Bunk LED Adapter - 1 PC Design

    Chrome Watermelon Light Sleeper Bunk LED Adapter - 1 PC Design

    UNITED PACIFIC

    $9.35
    Choose Option(s) to see description.Fitment** Universal - Fits Multiple Makes & Models Of TrucksChrome Watermelon Light Sleeper Bunk LED Adapter - Convex 1 PC Design2 Inch Mounting Light BracketThe...
    PPR_299848
    SKU:
    PPR_299848
    Finish Options:
    Chrome-Plated
    Material Options:
    Plastic/Poly
    Product Type:
    Interior
    Make:
    Universal Items
    Style Options:
    Concave
    Style Options:
    Watermelon
    Style Options:
    Convex
    Location:
    Made In USA
    Ready To Ship:
    Yes
    $9.35
    Qty in Cart: 0
    Price:
    $9.35
    Subtotal:
  • Minimizer 50 X 16.7 X 20 Inch Poly Chest Tool Box

    Minimizer 50 X 16.7 X 20 Inch Poly Chest Tool Box

    MINIMIZER

    $732.99
    Simplify truck storage with the Minimizer 50 x 16.7 x 20 Inch Poly Chest Tool Box, designed for resilience, convenience, and long-term performance. Made from heavy-duty polyethylene, this chest...
    PPR_299846
    SKU:
    PPR_299846
    Color:
    Black
    Color:
    Gray
    Color:
    White
    Color:
    Yellow
    Location:
    Made In USA
    Color:
    Red
    Material Options:
    Plastic/Poly
    Height Options:
    17 Inch
    Product Type:
    Toolboxes
    Color:
    Silver
    Length Options:
    50 Inch
    Width Options:
    20 Inch
    Make:
    Universal Items
    Width Options:
    16 5/8 Inch
    Height Options:
    20 Inch
    Color:
    Various
    $732.99
    Qty in Cart: 0
    Price:
    $732.99
    Subtotal:
  • Plastic Bolt-On Fender Bracket Kit

    Plastic Bolt-On Fender Bracket Kit

    MINIMIZER

    $771.99 - $848.99
    Choose Option(s) to see description.Fitment** Universal - Fits Multiple Makes & Models Of TrucksMinimizer Carbon Fiber Plastic Bolt-On Fender Bracket KitCarbon Fiber Plastic Bolt-on Bracket KitThe...
    PPR_299845
    SKU:
    PPR_299845
    Location:
    Made In USA
    Material Options:
    Plastic/Poly
    Finish Options:
    Carbon Fiber
    Product Type:
    Rear Fenders
    Finish Options:
    Mirror
    Style Options:
    Bolt On
    Make:
    Universal Items
    $771.99 - $848.99
    Qty in Cart: 0
    Price:
    $771.99 - $848.99
    Subtotal:
  • Legendary Glass Watermelon Cab Light

    Legendary Glass Watermelon Cab Light

    LEGENDARY

    $55.99
    The Legendary Glass Watermelon Cab Light combines classic styling with durable performance. Its bullet-style glass lens is available in Amber/Amber or Amber/Clear, offering bright, consistent...
    PPR_299844
    SKU:
    PPR_299844
    Style Options:
    Chrome Housing
    Product Type:
    Lighting
    Color:
    Amber
    Material Options:
    Glass
    Make:
    Universal Items
    Ready To Ship:
    Yes
    $55.99
    Qty in Cart: 0
    Price:
    $55.99
    Subtotal:
  • FREE SHIPPING OVER $249
    24 Inch 304 Stainless Steel Exhaust Grab Handle With Mounting Clamps

    24 Inch 304 Stainless Steel Exhaust Grab Handle With Mounting Clamps

    UNITED PACIFIC

    $131.99 - $141.99
    Choose Option(s) to see description.Fitment** Universal - Fits Multiple Makes & Models Of Trucks6 X 24 Inch Stainless Steel Exhaust Grab Handle With Mounting ClampsExhaust Grab Handle 24 Inch x 6...
    PPR_299842
    SKU:
    PPR_299842
    Length Options:
    24 Inch
    Material Options:
    Stainless Steel
    Product Type:
    Exhaust
    Diameter Options:
    6 Inch
    Truck Class:
    Universal
    Make:
    Universal Items
    Ready To Ship:
    Yes
    $131.99 - $141.99
    Qty in Cart: 0
    Price:
    $131.99 - $141.99
    Subtotal:
  • 8 Inch Translucent Smoke Battery Jumper Cables

    8 Inch Translucent Smoke Battery Jumper Cables

    AFTERMARKET

    $56.99
    Choose Option(s) to see description.Fitment** Universal - Fits Multiple Makes & Models Of Trucks8 Inch Translucent Smoke Battery Jumper CablesTranslucent Battery Cables - OEM Replacement for Easy...
    PPR_299839
    SKU:
    PPR_299839
    Length Options:
    8 Inch
    Product Type:
    Engine Parts
    Make:
    Universal Items
    $56.99
    Qty in Cart: 0
    Price:
    $56.99
    Subtotal:
  • FREE SHIPPING
    Merritt E-Z Mount Tool Box Mounting Kit

    Merritt E-Z Mount Tool Box Mounting Kit

    MERRITT

    $305.99 - $346.99
    Reinforce your truck's toolbox setup with the Merritt E-Z Mount Tool Box Mounting Kit, built for strength, convenience, and long-lasting use. Constructed from high-quality zinc-plated steel, this...
    PPR_299836
    SKU:
    PPR_299836
    Position:
    Kit Full
    Location:
    Made In USA
    Length Options:
    18 Inch
    Truck Class:
    Heavy Duty
    Product Type:
    Toolboxes
    Material Options:
    Steel
    Make:
    Universal Items
    Ready To Ship:
    Yes
    Length Options:
    24 Inch
    Finish Options:
    Zinc-Plated
    $305.99 - $346.99
    Qty in Cart: 0
    Price:
    $305.99 - $346.99
    Subtotal:
  • TPHD Cargo Control Flatbed Starter Kit W/ Chains

    TPHD Cargo Control Flatbed Starter Kit W/ Chains

    TPHD

    $1,124.99 - $2,140.99
    Choose Option(s) to see description.Fitment** Universal - Fits Multiple Makes & Models Of TrucksTPHD Cargo Control Flatbed Basic Starter Kit W/ 5/16 ChainsTPHD Chains, Ratchet Style Chain Binders,...
    PPR_299830
    SKU:
    PPR_299830
    Truck Class:
    Universal
    Product Type:
    Cargo Control
    Make:
    Universal Items
    Ready To Ship:
    Yes
    $1,124.99 - $2,140.99
    Qty in Cart: 0
    Price:
    $1,124.99 - $2,140.99
    Subtotal:
  • Brass Coupler, Inverted Flare Union

    Brass Coupler, Inverted Flare Union

    AUTOMANN USA

    $1.91 - $3.24
    Choose Option(s) to see description.Fitment** Universal - Fits Multiple Makes & Models Of Trucks3/8 Inch Inverted Flare Union SAECoupler 3/8 Inch Inverted Flare Union* High Quality Coupler* 3/8 Inch*...
    PPR_299800
    SKU:
    PPR_299800
    Product Type:
    Air, Electrical, & Safety
    Diameter Options:
    1/4 Inch
    Diameter Options:
    3/16 Inch
    Material Options:
    Brass
    Diameter Options:
    3/8 Inch
    Diameter Options:
    1/8 Inch
    Make:
    Universal Items
    $1.91 - $3.24
    Qty in Cart: 0
    Price:
    $1.91 - $3.24
    Subtotal:
  • SS Vanity License Plate Frames

    SS Vanity License Plate Frames

    ROADWORKS

    $37.53 - $64.99
    Choose Option(s) to see description.Fitment** Universal - Fits Multiple Makes & Models Of TrucksSpider Web License PlateLaser Cut Stainless Steel Spider Web License Plate* High Quality License Plate*...
    PPR_299796
    SKU:
    PPR_299796
    Product Type:
    Bumpers
    Location:
    Made In USA
    Material Options:
    Stainless Steel
    Make:
    Universal Items
    $37.53 - $64.99
    Qty in Cart: 0
    Price:
    $37.53 - $64.99
    Subtotal:
  • FREE SHIPPING OVER $249
    TPHD 33MM X 2-3/4 Inch Chrome Plastic Nut Cover

    TPHD 33MM X 2-3/4 Inch Chrome Plastic Nut Cover

    TPHD

    $1.42
    33MM X 2-3/4 Inch Nut Cover By TPHDCrafted from chrome-plated plastic, this nut cover offers a premium mirror-like finish that enhances your vehicle's overall appearance while protecting lug nuts...
    09-20061331
    SKU:
    09-20061331
    Product Type:
    Wheels
    Length Options:
    2 3/4 Inch
    Finish Options:
    Chrome-Plated
    Material Options:
    Plastic/Poly
    Make:
    Universal Items
    Ready To Ship:
    Yes
    $1.42
    Qty in Cart: 0
    Price:
    $1.42
    Subtotal:
  • Air Brake Camshaft Replaces E2445, E2445A, E6081, R16WKR231243, 72442

    Air Brake Camshaft Replaces E2445, E2445A, E6081, R16WKR231243, 72442

    AFTERMARKET

    $67.99
    Choose Option(s) to see description.Fitment* Fits Various Makes And Models Of TrailersAir Brake Camshaft Driver Side Replaces E2445, E2445A, E6081Replacement Trailer Air Brake Camshaft* High Quality...
    PPR_299805
    SKU:
    PPR_299805
    Product Type:
    Trailer
    Truck Class:
    Heavy Duty
    Make:
    Trailer
    Position:
    Passenger Side
    Position:
    Driver Side
    Length Options:
    24 Inch
    Make:
    Universal Items
    $67.99
    Qty in Cart: 0
    Price:
    $67.99
    Subtotal:
  • Heat Shrink Butt Connectors

    Heat Shrink Butt Connectors

    AFTERMARKET

    $57.99 - $133.99
    Choose Option(s) to see description.Fitment** Universal - Fits Multiple Makes & Models Of Trucks16-14 Gauge Blue Heat Shrink Butt Connectors - 100 PackButt Connectors With Heat Shrink Ends* High...
    PPR_299801
    SKU:
    PPR_299801
    Product Type:
    Air, Electrical, & Safety
    Color:
    Red
    Color:
    Yellow
    Color:
    Blue
    Make:
    Universal Items
    $57.99 - $133.99
    Qty in Cart: 0
    Price:
    $57.99 - $133.99
    Subtotal:
  • Roadworks Stainless Steel CB Switch Panel

    Roadworks Stainless Steel CB Switch Panel

    ROADWORKS

    $12.59 - $32.14
    Choose Option(s) to see description.Fitment** Universal - Fits Multiple Makes & Models Of TrucksCB Switch Panel With 2 HolesRoadworks Stainless Steel CB Switch Panel* High Quality CB Switch Panels*...
    PPR_299797
    SKU:
    PPR_299797
    Product Type:
    Interior
    Location:
    Made In USA
    Material Options:
    Stainless Steel
    Make:
    Universal Items
    $12.59 - $32.14
    Qty in Cart: 0
    Price:
    $12.59 - $32.14
    Subtotal:
  • Total: items /

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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