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Home
On Sale
Exterior Parts
Horns and Train Horns

Email Link Horns and Train Horns

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REFINE BY:

Brand

Crown Automotive (7)
Hella (1)
HornBlasters (2)
Kleinn Train Horns (3)
Omix-Ada (3)

Fitment

Direct Fit (10)
Universal Fit (6)

Amp Draw

12 Amps (1)

Duty Cycle

100 Percent @ 100 psi (1)

Maximum Air Pressure

100 PSI. (1)

Tank Volume

N/A (1)

Part Type

Air Horn Compressor Kit (1)
Air Horn Kit (1)
CJ Horn and Steering Column Parts (4)
Compass and Patriot Electrical (1)
OE Replacement Horn (1)
Onboard Air System - OBA (1)
Train Horns (2)
Vintage Steering (1)
WK Grand Cherokee Electrical (1)
XK Commander Electrical (3)

Price Range

$1 to $99 (12)
$100 to $199 (2)
Over $1000 (2)

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Kleinn Onboard Air Systems

Kleinn Train Horns Onboard Air System

From $199.95

3.0 gallon air tank
110/145 PSI pressure switch
Remote mount intake filter
Includes mounting brackets and hardware
California Residents: WARNING

From $199.95

3.9 3.9 (20)

Kleinn Ultra BlastMaster Upgrade Kits

Kleinn Train Horns Ultra BlastMaster Upgrade Kit

From $59.95

Upgrade kit for use with Model 730 Demon
Two high performance VX6003 valves
Air lines and fittings
California Residents: WARNING

From $59.95

5.0 5.0 (4)

HELLA Twin Trumpet Horn Kits

Hella Dual Tone Air Horn Kit

From $69.99

4.1 4.1 (27)

Crown Automotive Relay

From $16.99

Relay
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From $16.99

Crown Automotive Horn

From $25.99

Replacement Horn
California Residents: WARNING

From $25.99

4.0 4.0 (1)

Kleinn Train Horns Air Horn Kit

Kleinn Train Horns Trail Blaster Air Horn Kit

From $104.95

3.6 3.6 (5)

HornBlasters Conductor's Special Horn Kit

From $1,199.99

Chrome or black Conductor's Horn
Air Tank
Compressor
PSI Pressure Switch
Air Filters
D.O.T Approved Airlines
Detailed Instructions
All mounting hardware
Earplugs

From $1,199.99

5.0 5.0 (2)

Omix-ADA Horn Relays

Omix-Ada Horn Relay

From $19.99

Horn Relay
California Residents: WARNING

From $19.99

Omix-ADA Horn Contact Bushings

Omix-Ada Horn Contact Bushing

From $10.99

Horn Contact Bushing
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From $10.99

HornBlasters Shocker Train Horn Kits

From $1,259.99

All inclusive train horn solution
Shocker XL Train Horn
Lightweight and extremely loud
Durable fiberglass reinforced ABS plastic body
Stainless steel diaphragm
All-inclusive brass fitting kit
Can be heard from 2 miles away
Made in the USA
Top-end compressor perfect for train horns
Complete fitting kit with safety valve & drain cock

From $1,259.99

5.0 5.0 (1)

16 Products

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Crown Automotive Low Pitch Horn - 83502833

Part Number: CRO83502833

Crown Automotive Low Pitch Horn - 83502833

4.0 4.0 (1)

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Crown Automotive Low Pitch Horn - 83502833

Part #: CRO83502833

4.0 4.0 (1)

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$33.00

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Part Number: CRO56002958

Crown Automotive Relay - 56002958

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Part Number: OAI17237.22

Omix-ADA Horn Relay - 17237.22

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Omix-ADA Horn Relay - 17237.22

Part #: OAI17237.22

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Part Number: OAI17249.03

Omix-ADA Horn Relay - 17249.03

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Omix-ADA Horn Relay - 17249.03

Part #: OAI17249.03

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Omix-ADA Horn Contact Bushing - 18032.06

Part Number: OAI18032.06

Omix-ADA Horn Contact Bushing - 18032.06

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Omix-ADA Horn Contact Bushing - 18032.06

Part #: OAI18032.06

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Hella Triple-Tone Melodic Sound Air Horn Kit with Air Compressor - 003001681

Part Number: HLA003001681

Hella Triple-Tone Melodic Sound Air Horn Kit with Air Compressor - 003001681

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118 Decibles
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12 volts
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Hella Triple-Tone Melodic Sound Air Horn Kit with Air Compressor - 003001681

Part #: HLA003001681

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Part Number: CRO4608650

Crown Automotive Horn Relay - 4608650

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Crown Automotive Horn Relay - 4608650

Part #: CRO4608650

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Part Number: CRO4692079AA

Crown Automotive Relay - 4692079AA

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Crown Automotive Relay - 4692079AA

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Crown Automotive High Pitch Horn - 56002378

Part Number: CRO56002378

Crown Automotive High Pitch Horn - 56002378

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Crown Automotive High Pitch Horn - 56002378

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Crown Automotive High Pitch Horn - 56007189

Part Number: CRO56007189

Crown Automotive High Pitch Horn - 56007189

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Crown Automotive High Pitch Horn - 56007189

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Crown Automotive Low Pitch Horn - 56007191AC

Part Number: CRO56007191AC

Crown Automotive Low Pitch Horn - 56007191AC

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Crown Automotive Low Pitch Horn - 56007191AC

Part #: CRO56007191AC

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4WP PROTECTION PLAN

Our Protection Plan covers your investment above and beyond the manufacturer's coverage. For only 10% more, if your item is damaged, fails or malfunctions, we'll replace it for free!

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Part Number: K/A7270

Kleinn Onboard Air System - 7270

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Free! Curbside & In-Store Pickup: Select A Store Near You

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On Backorder

Fitment: Universal Fit
Onboard Air System
130
130 PSI
15 Percent Duty Cycle
Prewired And Plumbed Air Compressor And Tank Combo System
California Residents: WARNING

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SHOP 4WP's HUGE SELECTION

Qualifies for Free Shipping

$199.95

On Backorder

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Kleinn Onboard Air System - 7270

Part #: K/A7270

$199.95

On Backorder

Email me when this product comes in stock

+ Add to Wishlist

LOW PRICE GUARANTEE

EASY RETURNS

How to Get it

Free! Curbside & In-Store Pickup: Select A Store Near You

Ship to Home:

On Backorder

Fitment: Universal Fit
Onboard Air System
130
130 PSI
15 Percent Duty Cycle
Prewired And Plumbed Air Compressor And Tank Combo System
California Residents: WARNING

+ View More Specs

- View Less Specs

PROMOTIONS AUTOMATICALLY APPLIED

SHOP 4WP's HUGE SELECTION

Qualifies for Free Shipping

4WP PROTECTION PLAN

Our Protection Plan covers your investment above and beyond the manufacturer's coverage. For only 10% more, if your item is damaged, fails or malfunctions, we'll replace it for free!

No, thanks

Sign In Or Create an Account

Create An Account

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Password

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Kleinn HydroBlast Windshield Washer Fluid Heater - LB-HB55

Part Number: K/ALB-HB55

Kleinn HydroBlast Windshield Washer Fluid Heater - LB-HB55

5.0 5.0 (1)

How to Get it

Free! Curbside & In-Store Pickup: Select A Store Near You

Ship to Home:

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Fitment: Universal Fit
Heats washer fluid to 132 F
Removes frost and snow quickly
No switches or buttons needed
Easy installation
Works on any vehicle
California Residents:WARNING

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PROMOTIONS AUTOMATICALLY APPLIED

SHOP 4WP's HUGE SELECTION

Qualifies for Free Shipping on Orders Over $149.99

$59.95

$85.19

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EASY RETURNS

Kleinn HydroBlast Windshield Washer Fluid Heater - LB-HB55

Part #: K/ALB-HB55

5.0 5.0 (1)

$59.95

$85.19

On Backorder

Email me when this product comes in stock

+ Add to Wishlist

LOW PRICE GUARANTEE

EASY RETURNS

How to Get it

Free! Curbside & In-Store Pickup: Select A Store Near You

Ship to Home:

On Backorder

Fitment: Universal Fit
Heats washer fluid to 132 F
Removes frost and snow quickly
No switches or buttons needed
Easy installation
Works on any vehicle
California Residents:WARNING

+ View More Specs

- View Less Specs

PROMOTIONS AUTOMATICALLY APPLIED

SHOP 4WP's HUGE SELECTION

Qualifies for Free Shipping on Orders Over $149.99

4WP PROTECTION PLAN

Our Protection Plan covers your investment above and beyond the manufacturer's coverage. For only 10% more, if your item is damaged, fails or malfunctions, we'll replace it for free!

No, thanks

Sign In Or Create an Account

Create An Account

Email Address

Password

Remember me

Reset Password

An email is sent to .

Enter email address to change your password

After you submit your email address, you'll receive an email a link that will let you change your password.

Email*

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Last Name *:

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Must be at least 8 alphanumeric characters long and must contain at least 1 number.

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Yes, I would like to receive emails with the latest deals and specials.

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Part Number: K/A225

Kleinn Dual Horn (Black) - 225

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How to Get it

Free! Curbside & In-Store Pickup: Select A Store Near You

Ship to Home:

On Backorder

Fitment: Universal Fit
Dual Horn
Black ABS Trumpets
Two trumpets, 15″ and 9 3/4″
Oscillating tone
2x Vortex 4 12v electronic air horn solenoids included
152.8 db output
California Residents: WARNING

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PROMOTIONS AUTOMATICALLY APPLIED

SHOP 4WP's HUGE SELECTION

Qualifies for Free Shipping on Orders Over $149.99

$104.95

On Backorder

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Kleinn Dual Horn (Black) - 225

Part #: K/A225

$104.95

On Backorder

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LOW PRICE GUARANTEE

EASY RETURNS

How to Get it

Free! Curbside & In-Store Pickup: Select A Store Near You

Ship to Home:

On Backorder

Fitment: Universal Fit
Dual Horn
Black ABS Trumpets
Two trumpets, 15″ and 9 3/4″
Oscillating tone
2x Vortex 4 12v electronic air horn solenoids included
152.8 db output
California Residents: WARNING

+ View More Specs

- View Less Specs

PROMOTIONS AUTOMATICALLY APPLIED

SHOP 4WP's HUGE SELECTION

Qualifies for Free Shipping on Orders Over $149.99

4WP PROTECTION PLAN

Our Protection Plan covers your investment above and beyond the manufacturer's coverage. For only 10% more, if your item is damaged, fails or malfunctions, we'll replace it for free!

No, thanks

Sign In Or Create an Account

Create An Account

Email Address

Password

Remember me

Reset Password

An email is sent to .

Enter email address to change your password

After you submit your email address, you'll receive an email a link that will let you change your password.

Email*

Choose Your Secure Checkout Method

Email Address

Password

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Reset Password

Create An Account

First Name *:

Last Name *:

Email *:

Password *:

Must be at least 8 alphanumeric characters long and must contain at least 1 number.

Confirm Password *:

Yes, I would like to receive emails with the latest deals and specials.

Add to Wishlist

HornBlasters Conductors Special 5485 Nightmare Edition Train Horn Kit - HK-S4-5485K

Part Number: H/BHK-S4-5485K

HornBlasters Conductors Special 5485 Nightmare Edition Train Horn Kit - HK-S4-5485K

Be the first to review

How to Get it

Free! Curbside & In-Store Pickup: Select A Store Near You

Ship to Home:

On Backorder

Fitment: Universal Fit
All-inclusive Train Air Horn solution!
Extremely durable & loud!
The horns are constructed fromfiberglass-reinforced ABSfor extreme durability through all harsh conditions
Stainless steel diaphragms won't rust
Extra large 5 gallon air tank
Heavy duty Viair 485C stealth black air compressor
Max honk time: 10 to 12 seconds
Voltage:12 volts DC
Max amperage:23amps
Maximum duty cycle:100% @ 200 PSI
Includes: Shocker S4 Train Horns
5 Gallon Air Tank
Viair 485C stealth black compressor
110/150 PSI pressure switch with 40 amp relay
Remote mountable intake filter assembly
Air filter cartridges
10 ft of 5/16 in D.O.T. approved air line
17 ft of 1/2 in D.O.T. approved air line
6 ft of 3/8 in Air line (for intake)
HornBlasters 200 PSI air gauge
18 ft of 10 Gauge power wire
18 ft of 18 Gauge power wire
Wiring kit with fuse holder
Brass NPT fittings kit including safety valve and blow-off
All standard mounting hardware & detailed instructions
It can be heard from almost miles away!
California Residents: WARNING

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PROMOTIONS AUTOMATICALLY APPLIED

SHOP 4WP's HUGE SELECTION

Qualifies for Free Shipping

$1,199.99

On Backorder

Email me when this product comes in stock

+ Add to Wishlist

LOW PRICE GUARANTEE

EASY RETURNS

HornBlasters Conductors Special 5485 Nightmare Edition Train Horn Kit - HK-S4-5485K

Part #: H/BHK-S4-5485K

$1,199.99

On Backorder

Email me when this product comes in stock

+ Add to Wishlist

LOW PRICE GUARANTEE

EASY RETURNS

How to Get it

Free! Curbside & In-Store Pickup: Select A Store Near You

Ship to Home:

On Backorder

Fitment: Universal Fit
All-inclusive Train Air Horn solution!
Extremely durable & loud!
The horns are constructed fromfiberglass-reinforced ABSfor extreme durability through all harsh conditions
Stainless steel diaphragms won't rust
Extra large 5 gallon air tank
Heavy duty Viair 485C stealth black air compressor
Max honk time: 10 to 12 seconds
Voltage:12 volts DC
Max amperage:23amps
Maximum duty cycle:100% @ 200 PSI
Includes: Shocker S4 Train Horns
5 Gallon Air Tank
Viair 485C stealth black compressor
110/150 PSI pressure switch with 40 amp relay
Remote mountable intake filter assembly
Air filter cartridges
10 ft of 5/16 in D.O.T. approved air line
17 ft of 1/2 in D.O.T. approved air line
6 ft of 3/8 in Air line (for intake)
HornBlasters 200 PSI air gauge
18 ft of 10 Gauge power wire
18 ft of 18 Gauge power wire
Wiring kit with fuse holder
Brass NPT fittings kit including safety valve and blow-off
All standard mounting hardware & detailed instructions
It can be heard from almost miles away!
California Residents: WARNING

+ View More Specs

- View Less Specs

PROMOTIONS AUTOMATICALLY APPLIED

SHOP 4WP's HUGE SELECTION

Qualifies for Free Shipping

4WP PROTECTION PLAN

Our Protection Plan covers your investment above and beyond the manufacturer's coverage. For only 10% more, if your item is damaged, fails or malfunctions, we'll replace it for free!

No, thanks