null
Shop by Make, Model & Year
Isuzu Truck Parts

Isuzu Truck Parts

Shop for top-quality Isuzu truck parts at 4 State Trucks. Discover amazing upgrades, OE replacements, and aftermarket solutions. From semi-truck bumpers to engine parts and fenders, we have everything you need to keep your truck in peak condition.

Universal Parts

  • Product
  • Qty in Cart
  • Quantity
  • Price
  • Subtotal
  • 3-Way FM Flat Trailer Connector And M 3-Way Flat Trailer Connector W/ 12 Inch 16 AWG Wires

    3-Way FM Flat Trailer Connector And M 3-Way Flat Trailer Connector W/ 12 Inch 16 AWG Wires

    AFTERMARKET

    $5.85
    Molded 3-Way Flat Trailer Connectors W/ Polarized Plugs & Color Coded Wires* High Quality Trailer Connectors* 12 Inch Length * 3-Way * Flat Molded* Female/Male * With Polarized Plugs* 3-18 AWG * Color-Coded Wires* Splice Into Wiring Assembly For Hook-Up...
    09-055000141
    SKU:
    09-055000141
    Truck Class:
    Universal
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $5.85
    Qty in Cart: 0
    Price:
    $5.85
    Subtotal:
  • On Sale
    Limited Quantity Available
    M Flat Trailer Connector W/ 18 Inch 16 AWG Wires

    M Flat Trailer Connector W/ 18 Inch 16 AWG Wires

    AFTERMARKET

    Now: $1.08
    Was: $4.69
    Molded 4-Way Flat Trailer Connector W/ Polarized Plugs & Color Coded Wires* High Quality Trailer Connector * 18 Inch Length* 4-Way * Flat Molded* Male * With Polarized Plugs* 16 AWG * Color-Coded Wires* Splice Into Wiring Assembly For Hook- Up For...
    09-055000140
    SKU:
    09-055000140
    Truck Class:
    Universal
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    Now: $1.08
    Was: $4.69
    Qty in Cart: 0
    Price:
    Now: $1.08
    Was: $4.69
    Subtotal:
  • Powder-Coated Steel 4-Way Or 5-Way Flat Output Easy-Mount Wiring Bracket

    Powder-Coated Steel 4-Way Or 5-Way Flat Output Easy-Mount Wiring Bracket

    CURT MANUFACTURING

    $14.69
    4-Way Or 5-Way Flat Output Easy-Mount Wiring Bracket* High Quality Wiring Bracket* Allows Connectors To Be Hitch-Mounted With No Drilling Or Clamping Required * Accepts 4-Way Or 5-Way Flat Connector Sockets * Fits Virtually Any 1-1/4 Inch X 1-1/4 Inch...
    09-055000123
    SKU:
    09-055000123
    Truck Class:
    Universal
    Color:
    Black
    Location:
    Made In USA
    Material Options:
    Steel
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $14.69
    Qty in Cart: 0
    Price:
    $14.69
    Subtotal:
  • 4-Way Or 6-Way Round Connector Mounting Bracket

    4-Way Or 6-Way Round Connector Mounting Bracket

    CURT MANUFACTURING

    $1.59
    Zinc Plated Steel Mounting Bracket For 4 Way Or 6 Way Round Connector Socket* High Quality Connector Mounting Bracket* Securely Mounts 4-Way Or 6-Way Round Connector Sockets * Allows For Attachment To The Vehicle Or Trailer Hitch * Multiple Screw Holes...
    09-055000122
    SKU:
    09-055000122
    Truck Class:
    Universal
    Location:
    Made In USA
    Material Options:
    Steel
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $1.59
    Qty in Cart: 0
    Price:
    $1.59
    Subtotal:
  • Non-Powered 3-To-2 Wire Taillight Converter W/ 4-Way Flat Output To Connect Turn Signal, Brake Lights, & Tail Lights

    Non-Powered 3-To-2 Wire Taillight Converter W/ 4-Way Flat Output To Connect Turn Signal, Brake Lights, & Tail Lights

    CURT MANUFACTURING

    $23.79
    Non-Powered 3-To-2-Wire Taillight Converter W/ 4 Way Output & Color Coded Wires - Mounts To Surface BoardHook up your trailer with ease using the CURT electrical converter. Splice it into your vehicle's taillight wiring for a reliable 4-way flat...
    09-055000121
    SKU:
    09-055000121
    Location:
    Made In USA
    Truck Class:
    Universal
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $23.79
    Qty in Cart: 0
    Price:
    $23.79
    Subtotal:
  • 3-To-2 Wire 24-Volt Splice-in Taillight Converter For 24V Automotive Systems,Trucks, Busses, Cab Chassis

    3-To-2 Wire 24-Volt Splice-in Taillight Converter For 24V Automotive Systems,Trucks, Busses, Cab Chassis

    CURT MANUFACTURING

    $48.99
    24-Volt Splice-In Taillight Converter For Trucks, Busses, Cab & Chassis WiringThe 24-volt taillight converter adapts a 24V, 3-wire vehicle system to a 2-wire trailer system, ideal for buses, trucks, and similar vehicles. It works with both incandescent...
    09-055000119
    SKU:
    09-055000119
    Location:
    Made In USA
    Truck Class:
    Universal
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $48.99
    Qty in Cart: 0
    Price:
    $48.99
    Subtotal:
  • 5-Way Flat Output Connector Socket W/ 60 Inch 16-G Color Coded Wires

    5-Way Flat Output Connector Socket W/ 60 Inch 16-G Color Coded Wires

    CURT MANUFACTURING

    $15.89
    Vehicle-Side 5-Way Flat Output Connector Socket W/ 60 Inch 16-G Color Coded Wires* High Quality Connector Socket* Splices Into Vehicle Wiring To Provide A Connection For A Trailer Plug * 5-Way Flat Connects Tail Lights, Brake Lights, Turn Signals And...
    09-055000118
    SKU:
    09-055000118
    Truck Class:
    Universal
    Location:
    Made In USA
    Material Options:
    Rubber
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $15.89
    Qty in Cart: 0
    Price:
    $15.89
    Subtotal:
  • Non-Powered 3-To-2 Wire Taillight Converter W/ 4-Way Flat Output Mounts To Surface of Board

    Non-Powered 3-To-2 Wire Taillight Converter W/ 4-Way Flat Output Mounts To Surface of Board

    CURT MANUFACTURING

    $27.79
    Non-Powered 3-To-2-Wire Taillight Converter W/ Extra 4-Way Flat Connector Loop, 4 Wire Connectors & Snap LocksThis converter connects your 3-wire vehicle system to a 2-wire trailer. Its 4-way flat output handles tail lights, brake lights, and turn...
    09-055000117
    SKU:
    09-055000117
    Location:
    Made In USA
    Truck Class:
    Universal
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $27.79
    Qty in Cart: 0
    Price:
    $27.79
    Subtotal:
  • 7-Way RV Blade Custom Wiring Harness Extension Isolator Hardware Kit For Aluminum Truck Beds

    7-Way RV Blade Custom Wiring Harness Extension Isolator Hardware Kit For Aluminum Truck Beds

    CURT MANUFACTURING

    $13.19
    Custom Wiring Harness Extension Isolator Hardware Kit For Aluminum Truck Beds* High Quality Hitch* Securely Mounts A 7-Way RV Blade Extension Harness In An Aluminum Truck Bed * Neoprene Well Nuts Isolate Steel Bolts From Aluminum Surfaces * Includes Four...
    09-055000116
    SKU:
    09-055000116
    Location:
    Made In USA
    Truck Class:
    Universal
    Material Options:
    Aluminum
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $13.19
    Qty in Cart: 0
    Price:
    $13.19
    Subtotal:
  • Powered 3-To-2 Wire Taillight Converter W/ 4-Way Flat Output

    Powered 3-To-2 Wire Taillight Converter W/ 4-Way Flat Output

    CURT MANUFACTURING

    $90.99
    Splice-In Powered 3-To-2 Wire Taillight Converter W/ 4-Way Flat Output, Snap Locks & Color-Coded WiresThis powered 3-to-2 wire taillight converter connects your vehicle's 3-wire lighting system to a trailer's 2-wire setup. It merges signals for turn,...
    09-055000115
    SKU:
    09-055000115
    Truck Class:
    Universal
    Location:
    Made In USA
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $90.99
    Qty in Cart: 0
    Price:
    $90.99
    Subtotal:
  • Vehicle-Side 4-Way Round Connector Socket W/ Spring-Loaded Dust Cover

    Vehicle-Side 4-Way Round Connector Socket W/ Spring-Loaded Dust Cover

    CURT MANUFACTURING

    $17.29
    Die-Cast Metal Vehicle-Side 4-Way Round Trailer Wiring Harness Socket W/ Spring-Loaded Dust Cover* High Quality Connector Socket* Splices Into Vehicle Wiring To Provide A Connection For A Trailer Plug * 4-Way Round Output Connects Tail Lights, Brake...
    09-055000114
    SKU:
    09-055000114
    Location:
    Made In USA
    Truck Class:
    Universal
    Material Options:
    Steel
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $17.29
    Qty in Cart: 0
    Price:
    $17.29
    Subtotal:
  • 4-Way Flat License Plate Light Plug Connector Socket W/ 36 Inch Wires

    4-Way Flat License Plate Light Plug Connector Socket W/ 36 Inch Wires

    CURT MANUFACTURING

    $6.59
    4 Way Flat License Plate Light Plug Connector Socket W/ 36 Inch 16-Gauge Color Coded Wire* High Quality License Plate Light Plug Connector Socket* Splices Into Vehicle Wiring To Provide A Connection For A Trailer Plug * 1-1/4 Inch Plug Fits A Typical...
    09-055000113
    SKU:
    09-055000113
    Location:
    Made In USA
    Truck Class:
    Universal
    Material Options:
    Rubber
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $6.59
    Qty in Cart: 0
    Price:
    $6.59
    Subtotal:
  • Vehicle-Side 7-Way RV Blade Connector Socket W/ Integrated Bracket

    Vehicle-Side 7-Way RV Blade Connector Socket W/ Integrated Bracket

    CURT MANUFACTURING

    $14.69
    Vehicle-Side 7-Way RV Blade Connector Socket W/ Integrated Bracket, Concealed Terminals & Spring Loaded Dust Cover* High Quality RV Blade Connector Socket * Splices Into Vehicle Wiring To Provide A Connection For A Trailer Plug * 7-Way Connects Tail,...
    09-055000112
    SKU:
    09-055000112
    Truck Class:
    Universal
    Color:
    Black
    Location:
    Made In USA
    Material Options:
    Plastic/Poly
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $14.69
    Qty in Cart: 0
    Price:
    $14.69
    Subtotal:
  • 5-Way Flat Connector Mounting Bracket W/ Hardware

    5-Way Flat Connector Mounting Bracket W/ Hardware

    CURT MANUFACTURING

    $6.59
    Vehicle-Side Trailer Wiring Harness Mounting Bracket for 5-Way FlatLooking for a strong, easy way to mount your trailer wiring? This steel bracket has you covered. It's tough, rust-resistant, and a cinch to install. Ready to hit the road with...
    09-055000111
    SKU:
    09-055000111
    Truck Class:
    Universal
    Color:
    Black
    Location:
    Made In USA
    Material Options:
    Steel
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $6.59
    Qty in Cart: 0
    Price:
    $6.59
    Subtotal:
  • Vehicle-Side 6-Way Round Connector Tester W/ LED Indicators

    Vehicle-Side 6-Way Round Connector Tester W/ LED Indicators

    CURT MANUFACTURING

    $13.19
    Black Plastic Vehicle-Side 6-Way Round Connector Tester W/ LED Indicators For Brake, Turn, Electric Brakes, Aux. Power* High Quality Connector Tester* Confirms Proper Function Of Vehicle-Side Wiring Connector * Tests 6-Way For Tail, Brake, Turn Signals,...
    09-055000110
    SKU:
    09-055000110
    Truck Class:
    Universal
    Location:
    Made In USA
    Material Options:
    Plastic/Poly
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $13.19
    Qty in Cart: 0
    Price:
    $13.19
    Subtotal:
  • 4-Way Flat Vehicle-Side Trailer Wiring Adapter for 1-1/4-Inch License Plate Light Hole

    4-Way Flat Vehicle-Side Trailer Wiring Adapter for 1-1/4-Inch License Plate Light Hole

    CURT MANUFACTURING

    $8.09
    1.25 Inch 4-Way Flat License Plate Light Plug AdapterMount a 4-way flat socket in your license plate light hole effortlessly with this plug adapter. It's easy to install, no cutting or splicing needed. Connects tail lights, brake lights, and turn signals...
    09-055000109
    SKU:
    09-055000109
    Location:
    Made In USA
    Truck Class:
    Universal
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $8.09
    Qty in Cart: 0
    Price:
    $8.09
    Subtotal:
  • Vehicle-Side 4-Way Flat Connector Socket W/ Hardware

    Vehicle-Side 4-Way Flat Connector Socket W/ Hardware

    CURT MANUFACTURING

    $14.69
    Vehicle-Side 4-Way Flat Connector Socket W/ Color-Coded Wire, Snap Locks, Mounting Bracket & Hardware* High Quality Connector Socket* Splices Into Vehicle Wiring To Provide A Connection To The Trailer Plug * 4-Way Flat Output Connects Tail Lights, Brake...
    09-055000108
    SKU:
    09-055000108
    Location:
    Made In USA
    Truck Class:
    Universal
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $14.69
    Qty in Cart: 0
    Price:
    $14.69
    Subtotal:
  • Black Plastic Vehicle-Side 5-Way Flat Connector Tester W/ LED Lights

    Black Plastic Vehicle-Side 5-Way Flat Connector Tester W/ LED Lights

    CURT MANUFACTURING

    $10.59
    Vehicle-Side 5-Way Flat Connector Tester W/ LED Lights* High Quality Connector Tester* Confirms Proper Function Of Vehicle-Side Wiring Connector * Tests 5-Way Flat For Tail Lights, Brake Lights, Turn Signals And Reverse Lights * Constructed With LED...
    09-055000107
    SKU:
    09-055000107
    Truck Class:
    Universal
    Location:
    Made In USA
    Material Options:
    Plastic/Poly
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $10.59
    Qty in Cart: 0
    Price:
    $10.59
    Subtotal:
  • 4-Way Flat License Plate Light Plug Adapter

    4-Way Flat License Plate Light Plug Adapter

    CURT MANUFACTURING

    $5.29
    4-Way Flat License Plate Light Plug AdapterA 4-Way Flat License Plate Light Plug Adapter allows you to easily connect your vehicle's tail lights, brake lights, and turn signals without the need for cutting or splicing wires. It fits into a typical...
    09-055000106
    SKU:
    09-055000106
    Location:
    Made In USA
    Truck Class:
    Universal
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $5.29
    Qty in Cart: 0
    Price:
    $5.29
    Subtotal:
  • Black Molded Rubber Vehicle-Side 5-Way Flat Connector Dust Cover

    Black Molded Rubber Vehicle-Side 5-Way Flat Connector Dust Cover

    CURT MANUFACTURING

    $0.41
    Vehicle-Side 5-Way Flat Connector Dust Cover* High Quality Connector Dust Cover* Protects Connector From Water, Dust And Road Grime When Not In Use * Helps Prevent Internal Corrosion For A Long Operating Life * Fits Virtually Any 5-Way Flat Connector...
    09-055000105
    SKU:
    09-055000105
    Truck Class:
    Universal
    Color:
    Black
    Location:
    Made In USA
    Material Options:
    Rubber
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $0.41
    Qty in Cart: 0
    Price:
    $0.41
    Subtotal:
  • Total: items /

Adding your products to cart

View Cart Continue Shopping

Isuzu Truck Parts

Find premium aftermarket Isuzu truck parts and accessories to customize your medium-duty work truck. Our product lineup features all sorts of replacement parts, upgrades, and add-on accessories that can enhance performance, functionality, and even looks of the Isuzu truck models. Isuzu Truck Models: Some of the high-demand models in this range include the NPR, NPR-HD, NQR, and the NRR. These products are highly reliable, dependable, and versatile, hence making them very suitable for almost all types of commercial needs related to delivery, hauling, and utility. Among these various truck models, some of their feature and benefit profiles are discussed below. - Body and Cab: Included in this are grilles, fenders, steps, and many other external features that can be fitted or replaced in Isuzu trucks for either maintaining or enhancing their looks. - Light Electrical: Ranging from different types of Head and Taillights to Marker Lights to LED Light Bars, the variations in the range are great and do help immensely toward better visibility and safety. - Suspension and brakes: Replacement parts such as shocks, springs, and brake components help provide a smooth, safe ride. - Powertrain: Engine and transmission parts, along with fuel system components, will keep Isuzu trucks at peak performance. - Comfort and convenience: Accessories such as seats, storage solutions, and climate control systems enhance the driver and passenger experience. Whether you're looking to repair, maintain, or customize your Isuzu truck, the product lineup of Isuzu Truck Parts has a wide range of products in high quality for whatever needs you might have. From professional fleet operators to the individual truck owner, you can find the necessary parts to maintain your truck.

Introducing the Official 4 State Trucks Mobile App – Gear Up On the Go!