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Isuzu NPR / HD Trucks

Isuzu NPR-HD semi trucks are a regular sight on the highway so make yours stands out with custom, chrome, and aftermarket parts from 4 State Trucks. When you drive a Isuzu NPR-HD semi truck, you're going to enjoy a fuel efficient, safe ride in a truck that's rated as one of the best in the industry. Make your rig your own - whether you need aftermarket or chrome parts like bumpers, exhaust, seating, steering or fenders, 4 State Trucks has you covered. Hit the open road in style and comfort with the best custom gear for your Isuzu.
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  • Qty in Cart
  • Quantity
  • Price
  • Subtotal
  • 1.65 X 4.5 Inch Rectangular Clearance Marker LED Light & Reflector- Amber LED/ Amber Lens

    1.65 X 4.5 Inch Rectangular Clearance Marker LED Light & Reflector- Amber LED/ Amber Lens

    MAXXIMA

    $14.25
    1.65 X 4.5 Inch Amber Rectangular Clearance Marker LED Light & Reflector W/ Amber LensGet dependable performance and increased road visibility with this rectangular 1.65 x 4.5 inch LED clearance...
    MX-M17100Y-DV
    SKU:
    MX-M17100Y-DV
    Color:
    Amber
    Product Type:
    Lighting
    Material Options:
    Plastic/Poly
    Length Options:
    4 1/2 Inch
    Shape Options:
    Rectangular
    Width Options:
    1 5/8 Inch
    Type Options:
    Surface Mount
    Make:
    Universal Items
    $14.25
    Qty in Cart: 0
    Price:
    $14.25
    Subtotal:
  • 2.5 Inch 8 Diode Clearance Marker LED Light- Amber LED/ Amber lens

    2.5 Inch 8 Diode Clearance Marker LED Light- Amber LED/ Amber lens

    MAXXIMA

    $9.06
    2.5 Inch 8 Diode Amber Clearance Marker LED Light W/ Amber LensUpgrade your truck's visibility and style with this 2.5 Inch 8 Diode Clearance Marker LED Light featuring bright amber LEDs and a...
    MX-M16280ABS
    SKU:
    MX-M16280ABS
    Material Options:
    Plastic/Poly
    Color:
    Amber
    Diameter Options:
    2 1/2 Inch
    Shape Options:
    Round
    Type Options:
    Grommet Mount
    Product Type:
    Lighting
    Make:
    Universal Items
    $9.06
    Qty in Cart: 0
    Price:
    $9.06
    Subtotal:
  • 16.25 X 2.13 Inch Low Profile Lighting ID Bar- Red LED/ Red Lens

    16.25 X 2.13 Inch Low Profile Lighting ID Bar- Red LED/ Red Lens

    MAXXIMA

    $44.09
    16.25 X 2.13 Inch Red Low Profile Lighting ID Bar W/ Red LensUpgrade your truck's safety and visibility with this 16.25 x 2.13 Inch Low Profile Lighting ID Bar featuring bright red LEDs and a durable...
    MX-M09410R-RM3
    SKU:
    MX-M09410R-RM3
    Finish Options:
    Black Powder Coat
    Color:
    Red
    Product Type:
    Lighting
    Length Options:
    16 1/4 Inch
    Material Options:
    Aluminum
    Type Options:
    Surface Mount
    Height Options:
    2 Inch
    Make:
    Universal Items
    $44.09
    Qty in Cart: 0
    Price:
    $44.09
    Subtotal:
  • 2.5 Inch Round Auxiliary Park Turn LED Light- Amber LED/ Amber Lens

    2.5 Inch Round Auxiliary Park Turn LED Light- Amber LED/ Amber Lens

    MAXXIMA

    $11.22
    2.5 Inch Amber Round Auxiliary Park Turn LED Light W/ Amber LensEnhance safety and visibility with this premium auxiliary park turn LED light, designed in a compact 2.5 inch round form. The amber...
    MX-M11300YAT
    SKU:
    MX-M11300YAT
    Material Options:
    Plastic/Poly
    Diameter Options:
    2 1/2 Inch
    Color:
    Amber
    Product Type:
    Lighting
    Make:
    Universal Items
    $11.22
    Qty in Cart: 0
    Price:
    $11.22
    Subtotal:
  • 2 Inch Round Clearance Marker LED Light- Amber LED/ Amber lens

    2 Inch Round Clearance Marker LED Light- Amber LED/ Amber lens

    MAXXIMA

    $10.79
    2 Inch Amber Round Clearance Marker LED Light W/ Amber lensBoost your truck's lighting system with this 2 inch round amber LED clearance marker light designed for performance and durability...
    MX-M09100ABS
    SKU:
    MX-M09100ABS
    Material Options:
    Plastic/Poly
    Color:
    Amber
    Diameter Options:
    2 Inch
    Type Options:
    Grommet Mount
    Product Type:
    Lighting
    Make:
    Universal Items
    $10.79
    Qty in Cart: 0
    Price:
    $10.79
    Subtotal:
  • 3 Diode Oval Courtesy LED Light W/ Bezel- Red LED/ Red Lens

    3 Diode Oval Courtesy LED Light W/ Bezel- Red LED/ Red Lens

    MAXXIMA

    $9.06
    3 Diode Red Oval Courtesy LED Light W/ Bezel W/ Red LensEnhance your truck's visibility and style with this 3 Diode Oval Courtesy LED Light with Bezel. Built with a rugged stainless steel housing and...
    MX-LED-300R
    SKU:
    MX-LED-300R
    Product Type:
    Lighting
    Color:
    Red
    Material Options:
    Plastic/Poly
    Style Options:
    Stainless Steel Housing
    Make:
    Universal Items
    $9.06
    Qty in Cart: 0
    Price:
    $9.06
    Subtotal:
  • Stainless Steel DPF Gasket For Cummins ISB 6.7, ISC 8.3, ISL 8.9 Engines Replaces 2866636

    Stainless Steel DPF Gasket For Cummins ISB 6.7, ISC 8.3, ISL 8.9 Engines Replaces 2866636

    DAYTON / DORMAN

    $13.21
    Diesel Particulate Filter Gasket W/ 3.86 Inch ID and 4.65 Inch OD Replaces 2866636 Fits Cummins ISB 6.7, ISC 8.3, ISL 8.9 EnginesRestore reliable exhaust sealing with this Stainless Steel DPF Gasket...
    29-08090002
    SKU:
    29-08090002
    Style Options:
    Cummins
    Shape Options:
    Round
    Product Type:
    Exhaust
    Material Options:
    Stainless Steel
    Make:
    Universal Items
    $13.21
    Qty in Cart: 0
    Price:
    $13.21
    Subtotal:
  • EGR Valve W/ 3 Mounting Holes & Exhaust Port For Cummins ISM 10.8L Engine Replaces 3101917, 3102317, 3102745

    EGR Valve W/ 3 Mounting Holes & Exhaust Port For Cummins ISM 10.8L Engine Replaces 3101917, 3102317, 3102745

    DAYTON / DORMAN

    $669.99
    EGR Valve W/ 3 Mounting Holes & Exhaust Port Replaces 3101917, 3102317, 3102745 Fits Cummins ISM 10.8L EngineMaintain emissions compliance and dependable engine performance with this EGR Valve,...
    29-07110013
    SKU:
    29-07110013
    Style Options:
    Cummins
    Product Type:
    Engine Parts
    Make:
    Universal Items
    $669.99
    Qty in Cart: 0
    Price:
    $669.99
    Subtotal:
  • Engine Crankcase Breather Element For Cummins ISX 11.9 Engine Replaces 2869874, 2895324, CV50626

    Engine Crankcase Breather Element For Cummins ISX 11.9 Engine Replaces 2869874, 2895324, CV50626

    DAYTON / DORMAN

    $82.99
    Crankcase Ventilation Filter Replaces 2869874, 2895324, CV50626 Fits Cummins ISX 11.9 EngineRestore proper crankcase ventilation performance with this Engine Crankcase Breather Element designed for...
    29-071200053
    SKU:
    29-071200053
    Product Type:
    Engine Parts
    Style Options:
    Cummins
    Make:
    Universal Items
    $82.99
    Qty in Cart: 0
    Price:
    $82.99
    Subtotal:
  • EGR Cooler For Cummins ISX 11.9, 15.0L Engine Replaces 2881760, 2881842, 2882108, 2892893

    EGR Cooler For Cummins ISX 11.9, 15.0L Engine Replaces 2881760, 2881842, 2882108, 2892893

    DAYTON / DORMAN

    $1,942.99
    Exhaust Gas Recirculation Cooler Replaces 2881760, 2881842, 2882108, 2892893 Fits Cummins ISX 11.9, 15.0L EngineRestore proper emissions control and engine efficiency with this EGR Cooler designed...
    29-071100015
    SKU:
    29-071100015
    Product Type:
    Engine Parts
    Style Options:
    Cummins
    Make:
    Universal Items
    $1,942.99
    Qty in Cart: 0
    Price:
    $1,942.99
    Subtotal:
  • EGR Cooler For Cummins ISB 6.7L Engine Replaces 2881692, 5254314, 5317072

    EGR Cooler For Cummins ISB 6.7L Engine Replaces 2881692, 5254314, 5317072

    DAYTON / DORMAN

    $668.99
    Exhaust Gas Recirculation Cooler Replaces 2881692, 5254314, 5317072 Fits Cummins ISB 6.7L EngineRestore efficient emissions system cooling with this EGR Cooler designed for Cummins ISB 6.7L engines...
    29-071100016
    SKU:
    29-071100016
    Style Options:
    Cummins
    Product Type:
    Engine Parts
    Make:
    Universal Items
    $668.99
    Qty in Cart: 0
    Price:
    $668.99
    Subtotal:
  • Nitrogen Oxide Exhaust Sensor W/ Harness For Cummins ISX 15L Engine Replaces 2894941, 2894941RX, 3687334RX

    Nitrogen Oxide Exhaust Sensor W/ Harness For Cummins ISX 15L Engine Replaces 2894941, 2894941RX, 3687334RX

    DAYTON / DORMAN

    $392.99
    Nitrogen Oxide Exhaust Sensor Replaces 2894941, 2894941RX, 3687334RX Fits Cummins ISX 15L EngineRestore optimal diesel aftertreatment performance with this Nitrogen Oxide Exhaust Sensor with...
    29-071000033
    SKU:
    29-071000033
    Product Type:
    Engine Parts
    Style Options:
    Cummins
    Make:
    Universal Items
    $392.99
    Qty in Cart: 0
    Price:
    $392.99
    Subtotal:
  • Turbocharger Exhaust Outlet Elbow Gasket For Cummins SB 6.7L & ISL 8.9L Engines Replaces 3846392C1

    Turbocharger Exhaust Outlet Elbow Gasket For Cummins SB 6.7L & ISL 8.9L Engines Replaces 3846392C1

    DAYTON / DORMAN

    $13.77
    Turbo Outlet Elbow Gasket Replaces 3846392C1 Fits Cummins SB 6.7L & ISL 8.9L EnginesRestore reliable exhaust sealing with this Turbocharger Exhaust Outlet Elbow Gasket for Cummins SB 6.7L and ISL 8...
    29-070400131
    SKU:
    29-070400131
    Product Type:
    Engine Parts
    Style Options:
    Cummins
    Shape Options:
    Round
    Make:
    Universal Items
    $13.77
    Qty in Cart: 0
    Price:
    $13.77
    Subtotal:
  • FASS Drop-In Series Fuel System For Caterpillar 3406E, C10, C11, C12, C13, C15, C16 & C18

    FASS Drop-In Series Fuel System For Caterpillar 3406E, C10, C11, C12, C13, C15, C16 & C18

    FASS

    $270.99
    Drop-In Series Fuel SystemImprove fuel quality and extend engine life with the FASS Drop-In Series Fuel System, designed for Caterpillar 3406E, C10, C11, C12, C13, C15, C16, and C18 engines equipped...
    29-070300015
    SKU:
    29-070300015
    Product Type:
    Engine Parts
    Style Options:
    Caterpillar
    Make:
    Universal Items
    $270.99
    Qty in Cart: 0
    Price:
    $270.99
    Subtotal:
  • 12.25 X 7.5 Inch Brake Shoe Kit

    12.25 X 7.5 Inch Brake Shoe Kit

    DAYTON / DORMAN

    $189.99
    Replacement Brake Shoe Kit- 12.25 X 7.5 InchUpgrade your braking system with this high-quality 12.25 x 7.5 Inch Brake Shoe Kit, ideal for heavy-duty truck maintenance and repair. Built with ceramic...
    29-051700057
    SKU:
    29-051700057
    Product Type:
    Frame & Chassis
    Position:
    Kit Full
    Make:
    Universal Items
    $189.99
    Qty in Cart: 0
    Price:
    $189.99
    Subtotal:
  • DEF Urea Filter Kit For Cummins ISL, ISB, ISC & PACCAR PX-6, PX-7, PX-9 Engine Replaces 1927474PE, 2014774PE, 21496419

    DEF Urea Filter Kit For Cummins ISL, ISB, ISC & PACCAR PX-6, PX-7, PX-9 Engine Replaces 1927474PE, 2014774PE, 21496419

    DAYTON / DORMAN

    $55.99
    Diesel Exhaust Fluid Urea Filter Kit Replaces 1927474PE, 2014774PE, 21496419 Fits Cummins & PACCAR EngineImprove emissions system reliability with this DEF Urea Filter Kit for Cummins and PACCAR...
    29-06070017
    SKU:
    29-06070017
    Style Options:
    Paccar
    Product Type:
    Fuel Tanks
    Make:
    Universal Items
    $55.99
    Qty in Cart: 0
    Price:
    $55.99
    Subtotal:
  • 54 Inch Suspension Equalizer Beam Replaces 058494-002, 058494-004, 58494-2

    54 Inch Suspension Equalizer Beam Replaces 058494-002, 058494-004, 58494-2

    DAYTON / DORMAN

    $3,095.99
    Suspension Equalizer Beam- 54 InchImprove suspension strength and ride stability with this 54 Inch Suspension Equalizer Beam designed to replace 058494-002, 058494-004, and 58494-2. Built for...
    29-051000051
    SKU:
    29-051000051
    Length Options:
    54 Inch
    Product Type:
    Frame & Chassis
    Make:
    Universal Items
    $3,095.99
    Qty in Cart: 0
    Price:
    $3,095.99
    Subtotal:
  • Shock Absorber Replaces 12111, 980151Z

    Shock Absorber Replaces 12111, 980151Z

    DAYTON / DORMAN

    $127.99
    Shock Absorber W/ 8.53 Inch StrokeImprove suspension performance and ride stability with this Shock Absorber designed to replace 12111 and 980151Z in heavy-duty applications. Built from high-strength...
    29-050000201
    SKU:
    29-050000201
    Product Type:
    Frame & Chassis
    Make:
    Universal Items
    $127.99
    Qty in Cart: 0
    Price:
    $127.99
    Subtotal:
  • Equalizer Beam Center Bushing Kit Replaces 030437-000L, 033742-000, 034013-054L

    Equalizer Beam Center Bushing Kit Replaces 030437-000L, 033742-000, 034013-054L

    DAYTON / DORMAN

    $499.99
    Equalizer Beam Center Bushing Kit W/ 3.5 Inch ID and 4.75 Inch ODRestore smooth and reliable suspension operation with this Equalizer Beam Center Bushing Kit compatible with walking beam suspension...
    29-051000052
    SKU:
    29-051000052
    Position:
    Kit Full
    Product Type:
    Frame & Chassis
    Make:
    Universal Items
    $499.99
    Qty in Cart: 0
    Price:
    $499.99
    Subtotal:
  • 16.5 X 5 Inch Brake Drum W/ 10 Holes & 8.78 Inch Hub

    16.5 X 5 Inch Brake Drum W/ 10 Holes & 8.78 Inch Hub

    DAYTON / DORMAN

    $235.99
    16.5 X 5 Inch 10 Hole Brake Drum Replaces 0202139, 1653545C1Enhance braking performance and reliability with this 16.5 x 5 Inch Brake Drum featuring 10 mounting holes and an 8.78-inch hub, designed...
    19-05170090
    SKU:
    19-05170090
    Product Type:
    Trailer
    Material Options:
    Steel
    Make:
    Universal Items
    $235.99
    Qty in Cart: 0
    Price:
    $235.99
    Subtotal:
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Adding your products to cart

Frequently Asked Questions About Isuzu NPR / HD Trucks

What year models are compatible with your Isuzu NPR/HD replacement parts?

Our parts are designed to fit Isuzu NPR and NPR-HD models from 1995 through current production years. The most common fitments include 2008-2021 NPR/NPR-HD models with the standard cab configuration. For pre-2008 models or specific cab-over-engine variants, we recommend checking the individual product descriptions or contacting our team with your OEM to ensure proper fitment. Note that gas and diesel models may have different part requirements, particularly for exhaust and engine components.

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

Quality aftermarket bumpers for NPR trucks are typically constructed from 14-16 gauge steel, matching or exceeding OEM specifications. Most feature a three-stage coating process: e-coat primer, powder coat base, and UV-resistant topcoat to prevent rust and fading. Chrome bumpers undergo triple-plating (copper, nickel, chrome) for long-lasting shine. While budget options exist, we stock bumpers that meet DOT standards and carry warranties ranging from 1-3 years. Look for bumpers with reinforced mounting brackets and pre-drilled holes that align with factory mounting points.

How difficult is it to install replacement parts on an NPR, and what tools are needed?

Most exterior parts like bumpers, mirrors, and lights can be installed with basic hand tools in 1-3 hours. Essential tools include metric sockets (10mm-19mm), torque wrench, and potentially a drill for aftermarket accessories. Bumper installation typically requires two people due to weight (40-60 lbs). Interior parts like door panels and switches are generally plug-and-play. Major components like headlight assemblies may require removing the grille and front fascia. We provide installation guides for complex parts, and many items include hardware kits with new bolts and clips.

What's the difference between NPR and NPR-HD parts compatibility?

While NPR and NPR-HD trucks share many components, key differences exist. NPR-HD models (14,500+ GVWR) often have wider frames, requiring different bumper mounting brackets and wider mud flaps. Suspension components, brake parts, and wheels are not interchangeable due to the HD's heavier-duty specifications. However, cab components like mirrors, door handles, interior trim, and most body panels are typically the same. Always verify using your truck's GVWR rating found on the door jamb sticker.

Which replacement parts most commonly fail on NPR trucks, and how can I prevent issues?

Based on customer feedback, the most frequently replaced items include door handles (plastic fatigue after 5-7 years), mirror assemblies (vibration damage), marker lights (water intrusion), and step plates (rust in salt-belt states). Preventive measures include annual application of dielectric grease on electrical connections, regular washing of undercarriage components, and immediate touch-up of paint chips on metal parts. Consider upgrading to LED marker lights for better longevity and replacing door handle springs annually as preventive maintenance.


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