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
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![Semi-Truck Bumpers Universal]()
Semi-Truck Bumpers Universal
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![Semi-Truck Cargo Equipment Universal]()
Semi-Truck Cargo Equipment Universal
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![Semi-Truck Electronics Universal]()
Semi-Truck Electronics Universal
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![Semi-Truck Engine Cooling Universal]()
Semi-Truck Engine Cooling Universal
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![Semi-Truck Engine Parts Universal]()
Semi-Truck Engine Parts Universal
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![Semi-Truck Exhaust Universal]()
Semi-Truck Exhaust Universal
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![Semi-Truck Exterior Parts Universal]()
Semi-Truck Exterior Parts Universal
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![Semi-Truck Fenders Universal]()
Semi-Truck Fenders Universal
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![Semi-Truck Frame Chassis Universal]()
Semi-Truck Frame Chassis Universal
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![Semi-Truck Fuel Tanks Universal]()
Semi-Truck Fuel Tanks Universal
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![Semi-Truck Hoods Related Universal]()
Semi-Truck Hoods Related Universal
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![Semi-Truck Horns Universal]()
Semi-Truck Horns Universal
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![Semi-Truck Interior Parts Universal]()
Semi-Truck Interior Parts Universal
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![Semi-Truck Lighting Universal]()
Semi-Truck Lighting Universal
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![Semi-Truck Mud Flaps Universal]()
Semi-Truck Mud Flaps Universal
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![Semi-Truck No Idle Universal]()
Semi-Truck No Idle Universal
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![Semi-Truck Polishing Universal]()
Semi-Truck Polishing Universal
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![Semi-Truck Safety, Air & Electrical Universal]()
Semi-Truck Safety, Air & Electrical Universal
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![Semi-Truck Seats Universal]()
Semi-Truck Seats Universal
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![Semi-Truck Tool Boxes Universal]()
Semi-Truck Tool Boxes Universal
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![Semi-Truck Tools Universal]()
Semi-Truck Tools Universal
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![Semi-Truck Wheels Tires Universal]()
Semi-Truck Wheels Tires Universal
- Product
- Qty in Cart
- Quantity
- Price
- Subtotal
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Train Horn 3 Trumpet Chrome With Support Bracket
UNITED PACIFIC
$168.993 Trumpet Heavy Duty Train Horn* High Quality Train Horn * 3 Trumpets * Air Powered* With Support Bracket* Sound Output: 145 +/-10db* 12V Heavy Duty Electric Solenoid (Included)* Sold Individually* Warranty On Train Horn Against Defects In Workmanship &...09-0513112- SKU:
- 09-0513112
- Truck Class:
- Universal
- Style Options:
- 3 Bell
- Material Options:
- Steel
- Make:
- Universal Items
- Finish Options:
- Chrome-Plated
- Shape Options:
- Round
- Product Type:
- Exterior
$168.99Qty in Cart: 0Price:$168.99Subtotal: -
Chrome-Plated Brass 3 Trumpet Train Horn 70 To 140 PSI 18 X 13.5 X 13.75 Inch
GRAND GENERAL
$275.9970 PSI To 140 PSI Chrome Triple Trumpet Train Horn* High Quality Train Horn* Chrome Brass Trumpets * 3 Trumpet* Dimensions - 18 Inch Length - 13.5 Inch Width - 13.75 Inch Height - 0.25 Inch Diameter ID Hose * 70 PSI To 140 PSI...09-0513109- SKU:
- 09-0513109
- Length Options:
- 18 Inch
- Truck Class:
- Universal
- Material Options:
- Brass
- Make:
- Universal Items
- Width Options:
- 13 Inch
- Shape Options:
- Round
- Style Options:
- 3 Bell
- Finish Options:
- Chrome-Plated
- Product Type:
- Frame & Chassis
$275.99Qty in Cart: 0Price:$275.99Subtotal: -
FREE SHIPPING OVER $219
Air Horn 37 Inch Hadley Style Round Bell With Square Back
HADLEY
$289.9937 Inch Long Hadley Style Round 7.25 Inch Bell With Square Back* High Quality Air Horn * 37 Inch Length* With 7.25 Inch Round Bell* Square Back* Comes With Horn Cover* 7/16-24 Air Connection* Single Trumpet* Bell Cover Included* Made In USA* Sold...09-0513104- SKU:
- 09-0513104
- Length Options:
- 37 Inch
- Location:
- Made In USA
- Truck Class:
- Universal
- Make:
- Universal Items
- Shape Options:
- Round
- Material Options:
- Steel
- Finish Options:
- Chrome-Plated
- Style Options:
- 1 Bell
- Product Type:
- Frame & Chassis
$289.99Qty in Cart: 0Price:$289.99Subtotal: -
Chrome Horn Cover Pointed Style 5.5 To 6 Inch
UNITED PACIFIC
$9.27Chrome Snap In Pointed Horn CoverProtect and reinforce a 5.5 inch to 6 inch round horn with this shiny cover by United Pacific. It is made of chrome plated plastic and features a pointed top. The cover snaps into place with included mounting clips.* Horn...09-051306- SKU:
- 09-051306
- Truck Class:
- Universal
- Material Options:
- Plastic/Poly
- Make:
- Universal Items
- Finish Options:
- Chrome-Plated
- Product Type:
- Exterior
$9.27Qty in Cart: 0Price:$9.27Subtotal: -
Turbo Air Compressor & 5.5 Liter Extended Tank Kit For Train Horns
UNITED PACIFIC
$309.99Train Horn Turbo Heavy Duty Air Compressor & Tank KitThis heavy duty air compressor and 5.5 liter air tank kit is designed for use with high pressure air / train horns. The units also have on-board air system for 12 V vehicles and an auto on/off switch.*...09-051301- SKU:
- 09-051301
- Truck Class:
- Universal
- Make:
- Universal Items
- Material Options:
- Steel
- Product Type:
- Exterior
$309.99Qty in Cart: 0Price:$309.99Subtotal: -
Chrome 3 Trumpet Train Horn Kit W/ Air Compressor & 5.5 Liter Air Tank
UNITED PACIFIC
$455.99Train Horn Kit With Air Compressor & 5.5 Liter Air TankAre looking for a great sounding horn at a budget-friendly price? 4 State Trucks offers this quality Economy chrome plated 3 trumpet train horn. It comes with a turbo air compressor with a 5.5-liter...09-051300K- SKU:
- 09-051300K
- Truck Class:
- Universal
- Style Options:
- 3 Bell
- Material Options:
- Steel
- Make:
- Universal Items
- Finish Options:
- Chrome-Plated
- Shape Options:
- Round
- Capacity:
- 1 Gallon
- Product Type:
- Exterior
$455.99Qty in Cart: 0Price:$455.99Subtotal: -
FREE SHIPPING OVER $219
Twin Horn Kit W/ 1 High Tone 500HZ & 1 Low Ton 400HZ
AUTOMANN USA
$53.03Twin Horn Kit W/ 6.5 Feel Sound LevelExperience powerful sound with the Twin Horn Kit. It packs a punch with a high tone horn at 500Hz and a low tone horn at 400Hz. At a distance of 6.5 feet, enjoy an impressive sound level of 110dB. This kit is designed...09-051300123B- SKU:
- 09-051300123B
- Truck Class:
- Universal
- Make:
- Universal Items
- Style Options:
- 2 Bell
- Product Type:
- Frame & Chassis
$53.03Qty in Cart: 0Price:$53.03Subtotal: -
HornBlasters Outlaw Black Train Horn W/ 3 Metal Alloy Bells, 20.5 Ft. 1/2 Inch Air Line, 12-24 Volt Air Valve
HORNBLASTERS
$298.9912V-24V Black Train Horn W/ 3 Trumpets & 20.5 Feet Of 1/2 Inch Air Line* High Quality Train Horn* Black Finish * With 3 Metal Alloy Bells * 20.5 Feet Of 1/2 Inch Air Line * 12-24 Volt * Includes: - Pre Installed Electric Air Valve - Mounting...09-051300110- SKU:
- 09-051300110
- Color:
- Black
- Length Options:
- 18 Inch
- Location:
- Made In USA
- Truck Class:
- Universal
- Make:
- Universal Items
- Shape Options:
- Round
- Style Options:
- 3 Bell
- Product Type:
- Exterior
$298.99Qty in Cart: 0Price:$298.99Subtotal: -
Spare Air Tank For Horn Blasters Dual Bracket Tank System
HORNBLASTERS
$183.99Horn Blasters Spare Air Tank For Dual Bracket Tank System* High Quality Spare Air Tank* Designed To Maximize Airflow, Our 2 Gallon Tank Features Four 1/4 Inch Ports And Two 1/2 Inch Ports* With Ports On The Side, Top, Bottom, And End Caps For Ease Of...09-051300109- SKU:
- 09-051300109
- Length Options:
- 17 Inch
- Location:
- Made In USA
- Diameter Options:
- 6 Inch
- Truck Class:
- Universal
- Make:
- Universal Items
- Product Type:
- Air, Electrical, & Safety
$183.99Qty in Cart: 0Price:$183.99Subtotal: -
Model 365 The Enforcer 12V 20 Watt Emergency Siren - Police Wailer, Fire Truck High-Low, Ambulance Euro Siren
WOLO MANUFACTURING
$52.995 X 5.5 X 6 Inch 20 Watt 12V 2 Amp Emergency Siren* High Quality Emergency Siren* 12-Volt* Current: 2-Amps* 20-Watts* Controller Size: - Length 1 Inch - Width 2-1/4 Inch - Height 1-3/4 Inch* Speaker: Plastic* Speaker Size: -...09-051300108- SKU:
- 09-051300108
- Truck Class:
- Universal
- Material Options:
- Plastic/Poly
- Make:
- Universal Items
- Style Options:
- 1 Bell
- Shape Options:
- Round
- Product Type:
- Exterior
$52.99Qty in Cart: 0Price:$52.99Subtotal: -
Model 360 12V 105 Decibel Extra Loud Train Horn
WOLO MANUFACTURING
$29.994 X 4 X 4.5 Inch 12V Train Horn* High Quality Horn* 12-Volt* Current: 1-Amp* Speaker Size: - Length 4 Inch - Weight 4 Inch - Height 4 1/2 Inch * Sold Individually* Warranty On Horn Set Against Defects in Workmanship & Material From...09-051300107- SKU:
- 09-051300107
- Truck Class:
- Universal
- Material Options:
- Plastic/Poly
- Make:
- Universal Items
- Style Options:
- 1 Bell
- Shape Options:
- Round
- Product Type:
- Exterior
$29.99Qty in Cart: 0Price:$29.99Subtotal: -
Model 350 12V 105 Decibel Shrill Two Tone Wolf Whistle
WOLO MANUFACTURING
$27.994 X 4 X 4.5 Inch Shrill Two Tone Wolf Whistle* High Quality Horn* Wolf Whistle* 105 Decibels* 12-Volt Current* 1 AMP * Speaker Size - Length 4 Inch - Width 4 Inch - 4.50 Inch Width* Sold Individually* Warranty On Horn Set Against...09-051300106- SKU:
- 09-051300106
- Truck Class:
- Universal
- Material Options:
- Plastic/Poly
- Make:
- Universal Items
- Style Options:
- 1 Bell
- Shape Options:
- Round
- Product Type:
- Exterior
$27.99Qty in Cart: 0Price:$27.99Subtotal: -
Model 390-24 Mighty Mo Heavy Duty 24V 320 Hz Industrial Equipment Horn
WOLO MANUFACTURING
$726.9922.5 X 6.5 X 9 Inch 24 Volt Die Cast Aluminum Black Heaby Duty Industrial Equipment Horn* High Quality Horn * Mighty Mo* Trumpet Color Die Cast Zinc* Housing Color Die Cast Aluminum* Dimensions - 22.5 Inch Length - 6.5 Inch Width - 9...09-051300105- SKU:
- 09-051300105
- Truck Class:
- Universal
- Material Options:
- Aluminum
- Make:
- Universal Items
- Shape Options:
- Round
- Style Options:
- 1 Bell
- Product Type:
- Exterior
$726.99Qty in Cart: 0Price:$726.99Subtotal: -
Model 390-12 Mighty Mo Heavy Duty 12V 320 Hz Industrial Equipment Horn
WOLO MANUFACTURING
$376.99Heavy Duty Industrial Equipment Horn* High Quality Horn* Voltage: 12-Volt* DBA: 124 At 1 Meter* Frequency: 320 Hz* Current Draw: 7-Amps At 12-Volts* Dimensions: - Length 22.5 Inch - Width 6.50 In - Height 9 Inch* Housing: Die Cast...09-051300104- SKU:
- 09-051300104
- Truck Class:
- Universal
- Make:
- Universal Items
- Shape Options:
- Round
- Style Options:
- 1 Bell
- Product Type:
- Exterior
$376.99Qty in Cart: 0Price:$376.99Subtotal: -
Model 880-C 12V High Output Heavy Duty High Pressure Air Compressor
WOLO MANUFACTURING
$340.99High Output Heavy Duty High Pressure Air Compressor* High Quality High Pressure Compressor* 12-Volt Heavy-Duty Permanent Magnet Motor* Current: 45 Amps At Peak* CFM: 4.20* Duty Cycle 33 Percent At 100 PSI* In-Line Fuse Holder With 45-Amp Fuse Provided*...09-051300103- SKU:
- 09-051300103
- Rating:
- 100 PSI
- Truck Class:
- Universal
- Material Options:
- Steel
- Make:
- Universal Items
- Finish Options:
- Chrome-Plated
- Product Type:
- Exterior
$340.99Qty in Cart: 0Price:$340.99Subtotal: -
On Sale
Model 889 Midnight Express 152 Decibel 307/347/440 Hz Lanyard Valve Operated Black Metal Triple Train Horn
WOLO MANUFACTURING
Now: $166.49Was: $184.9915.5 X 12 X 10.25 Inch Lanyard Operated Black Metal Train Horn* High Quality Midnigh Express Truck Horn* Model 889* 307/347/440 Hz - Low Range* Horn Size: - 15-1/2 Inch Length - 12 Inch Width - 10-1/4 Inch Height* Horn Output With...09-051300102- SKU:
- 09-051300102
- Truck Class:
- Universal
- Material Options:
- Steel
- Make:
- Universal Items
- Shape Options:
- Round
- Style Options:
- 3 Bell
Now: $166.49Was: $184.99Qty in Cart: 0Price:Now: $166.49Was: $184.99Subtotal: -
Model 888 Midnight Express 24V 152 Decibel 307/347/440 Hz Black Metal Triple Train Horn
WOLO MANUFACTURING
$246.9915.5 X 12 X 10.25 Inch Semi Gloss Black Triple Train Horn With 24V Electric Solenoid* High Quality Horn Set* Midnight Express* Color Semi Gloss Black* Dimensions - 15.5 Inch Length - 12 Inch Width - 10.25 Inch Height* 152 Decibels*...09-051300101- SKU:
- 09-051300101
- Color:
- Black
- Truck Class:
- Universal
- Material Options:
- Steel
- Make:
- Universal Items
- Shape Options:
- Round
- Style Options:
- 3 Bell
- Product Type:
- Exterior
$246.99Qty in Cart: 0Price:$246.99Subtotal: -
Model 879 Quadraphonic Express 153 Decibel Heavy Duty Lanyard Valve Controlled Chrome 4 Train Horns
WOLO MANUFACTURING
$237.9915.5 X 12.25 X 12.5 Inch Lanyard Operated 307-307-347-440 Hz Chrome-Plated Metal Quadruple Train Horn* High Quality Horn Set* Quadraphonic Express* Trumpet Color Chrome Plated* Dimensions - 15.5 Inch Length - 12.25 Inch Width - 12.5...09-051300100- SKU:
- 09-051300100
- Truck Class:
- Universal
- Material Options:
- Steel
- Make:
- Universal Items
- Finish Options:
- Chrome-Plated
- Shape Options:
- Round
- Style Options:
- 4 Bell
- Product Type:
- Exterior
$237.99Qty in Cart: 0Price:$237.99Subtotal: -
Model 878 Quadraphonic Express 24V 153 Decibel Triple Chrome-Plated Metal 4 Train Horns
WOLO MANUFACTURING
$269.9915.5 X 12.25 X 12.5 Inch Chrome-Plated Metal Quadruple Train Horn With 24V Chrome Electric Solenoid* High Quality Horns* Quadraphonic Express* Trumpet Color Chrome Plated* Dimensions - 15.5 Inch Length - 12.25 Inch Width - 12.5 Inch...09-051300099- SKU:
- 09-051300099
- Truck Class:
- Universal
- Material Options:
- Steel
- Make:
- Universal Items
- Finish Options:
- Chrome-Plated
- Shape Options:
- Round
- Style Options:
- 4 Bell
- Product Type:
- Exterior
$269.99Qty in Cart: 0Price:$269.99Subtotal: -
Model 875-860 Euro Express Pro Plus 12V 125 Decibel 310/342/363 Hz Black ABS Triple Train Horn
WOLO MANUFACTURING
$516.9910.5 X 4.875 X 4.5 Inch Black Semi Gloss ABS Plastic Triple Train Horn With Compressor & 5 Gallon Tank* High Quality Horn Set* Euro Express* Trumpet Color Semi Gloss Black* Horn Dimensions - Short Trumpet 10 1/2 Inch Length - 7 7/8 Inch Front...09-051300098- SKU:
- 09-051300098
- Truck Class:
- Universal
- Color:
- Black
- Material Options:
- Plastic/Poly
- Make:
- Universal Items
- Diameter Options:
- 7 Inch
- Shape Options:
- Round
- Style Options:
- 3 Bell
- Product Type:
- Exterior
$516.99Qty in Cart: 0Price:$516.99Subtotal: