Horns & Alarms

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Horn-Air 26 Rect Incl Pdstl/Gskts/Sh H02101A - Paccar
positive OEM
Part# H02101A
Part# H02101A
In Stock
shipping-move
Special Price $169.88 Regular Price $179.14
Alarm Back Up Alarm N55-BU2000C - Alliance
Part# N55-BU2000C
Part# N55-BU2000C
In Stock
shipping-move
Special Price $20.78 Regular Price $25.73
Mack Air Horn Aluminum 23085789 - Mack
positive OEM
Part# 23085789
Part# 23085789
In Stock
shipping-move
Special Price $120.54 Regular Price $133.04
Kit-Shield Horn H00927 - Paccar
Part# H00927
Part# H00927
In Stock
shipping-move
$33.97
Kit - E Tone Horn H09300SS - Paccar
Part# H09300SS
Part# H09300SS
In Stock
shipping-move
Special Price $15.25 Regular Price $19.17
Horn Kit - Chromed Aluminum 24.5 H02102A - Paccar
positive OEM
Part# H02102A
Part# H02102A
In Stock
shipping-move
Special Price $169.37 Regular Price $174.70
Horn 25123119 - Mack
positive OEM
Part# 25123119
Part# 25123119
In Stock
shipping-move
Special Price $161.92 Regular Price $171.13
Kit - Horn 298 Series H00298PD - Paccar
positive OEM
Part# H00298PD
Part# H00298PD
In Stock
shipping-move
Special Price $35.50 Regular Price $41.30
Plunger - Horn Contact 451656A8 - TRW
TRW
Part# 451656A8
Part# 451656A8
In Stock
shipping-move
Special Price $26.45 Regular Price $27.81
Kenworth Smartwheel Horn Pad S63-1036 - Kenworth
positive OEM
Part# S63-1036
Part# S63-1036
In Stock
shipping-move
Special Price $96.31 Regular Price $109.37
Cover - Horn H00928B - Paccar
Part# H00928B
Part# H00928B
In Stock
shipping-move
Special Price $53.96 Regular Price $63.87
Back-Up Alarm 107DB 571.BU107 - Automann
Part# 571.BU107
Part# 571.BU107
In Stock
shipping-move
$31.39
Dual Outlet Horn Valve 3300-2 - Paccar
positive OEM
Part# 3300-2
Part# 3300-2
In Stock
shipping-move
Special Price $36.47 Regular Price $42.43
Electric Horn Connector with Packard P49-1001-300S - Paccar
positive OEM
Part# P49-1001-300S
Part# P49-1001-300S
In Stock
shipping-move
Special Price $65.98 Regular Price $76.92
Peterbilt Horn Pad S63-6043 - Peterbilt
positive OEM
Part# S63-6043
Part# S63-6043
In Stock
shipping-move
Special Price $79.60 Regular Price $92.54
Valve - Lanyard Dual Horn H15687 - Paccar
positive OEM
Part# H15687
Part# H15687
In Stock
shipping-move
Special Price $52.09 Regular Price $60.60
Peterbilt Horn Button HB10PB - VIP
positive OEM
VIP
Part# HB10PB
Part# HB10PB
In Stock
shipping-move
Special Price $21.09 Regular Price $22.27
Plunger - Horn Contact 451656B4 - TRW
positive OEM
TRW
Part# 451656B4
Part# 451656B4
In Stock
shipping-move
Special Price $13.28 Regular Price $13.99
Horn - Electric W/Packard Connector P49-1001-100S - Paccar
positive OEM
Part# P49-1001-100S
Part# P49-1001-100S
In Stock
shipping-move
Special Price $65.98 Regular Price $76.92
Lanyard Valve - Quad Horn H15688 - Paccar
positive OEM
Part# H15688
Part# H15688
In Stock
shipping-move
Special Price $60.08 Regular Price $69.90
Kenworth Horn Pad S63-6044 - Kenworth
positive OEM
Part# S63-6044
Part# S63-6044
In Stock
shipping-move
Special Price $76.50 Regular Price $89.23
Grommet - Air Horn, Pedestal, Plastic 22-58139-000 - Freightliner
positive OEM
Part# 22-58139-000
Part# 22-58139-000
In Stock
shipping-move
Special Price $2.88 Regular Price $4.11
Horn - Air, Rectangular 22-58124-000 - Freightliner
positive OEM
Part# 22-58124-000
Part# 22-58124-000
In Stock
shipping-move
Special Price $148.79 Regular Price $163.47
Button - Horn, Electric, Gray A14-15472-001 - Freightliner
positive OEM
Part# A14-15472-001
Part# A14-15472-001
In Stock
shipping-move
Special Price $16.40 Regular Price $20.17
Horn Contact Plunger 451656B9 - Paccar
positive OEM
Part# 451656B9
Part# 451656B9
In Stock
shipping-move
Special Price $20.23 Regular Price $25.76
Repair Kit, Horn H00981SS - Paccar
positive OEM
Part# H00981SS
Part# H00981SS
In Stock
shipping-move
Special Price $9.56 Regular Price $13.11
Horn Pad - Peterbilt 20-18838 - Peterbilt
positive OEM
Part# 20-18838
Part# 20-18838
In Stock
shipping-move
Special Price $89.78 Regular Price $109.62
Horn Button 20-18837 - Paccar
positive OEM
Part# 20-18837
Part# 20-18837
In Stock
shipping-move
Special Price $96.85 Regular Price $108.14
Spacer - Air Horn Mount, Angled 18-02906 - Peterbilt
positive OEM
Part# 18-02906
Part# 18-02906
In Stock
shipping-move
Special Price $44.50 Regular Price $52.14
Horn Cover H00929B - Hadley
Part# H00929B
Part# H00929B
In Stock
shipping-move
Special Price $51.03 Regular Price $53.46
Pad - Horn with Kenworth Logo V4P001KW - VIP
positive OEM
VIP
Part# V4P001KW
Part# V4P001KW
In Stock
shipping-move
Special Price $96.22 Regular Price $101.56
Air Horn Valve H15686 - Hadley
Part# H15686
Part# H15686
In Stock
shipping-move
Special Price $41.42 Regular Price $43.37
Air Hose - Tire Inflator Kit - W/Disconnect, Red GH57455 - TRP
TRP
Part# GH57455
Part# GH57455
In Stock
shipping-move
$29.91
Compact Extra Loud 3 Bell Chrome Train Horn (130-135 Decibels) THORN-1 - Trux Accessories
Part# THORN-1
Part# THORN-1
In Stock
shipping-move
$364.13
Electric Horn W/Packard Connector P49-1001-200S - Paccar
Part# P49-1001-200S
Part# P49-1001-200S
In Stock
shipping-move
$76.92
Kenworth Horn Button With Emblem HB10KW - VIP
positive OEM
VIP
Part# HB10KW
Part# HB10KW
In Stock
shipping-move
Special Price $19.98 Regular Price $25.98

Air Horns and Accessories That Get You Heard

When you drive a big rig, sound is more than a feature. It is a safety tool. Air horns give you the volume needed to make your presence known on busy highways, at crowded loading docks, or in sudden situations where other drivers may not see you. A strong horn is not just about tradition or style, it is about ensuring you have the power to alert others quickly and effectively.

Power and Volume You Can Count On

Air horns are built to deliver the deep, commanding blast that has become a hallmark of heavy-duty trucks. Over time, though, horns can lose their edge. Moisture, dirt, and years of use can wear them down, leading to weaker sound or complete failure. Replacing them with durable units restores both the authority of your truck’s voice and the level of safety you expect.

Beyond Standard Horns

This category offers a wide selection beyond the horns themselves. You will find back-up alarms and related accessories designed to keep your rig equipped for every situation. Whether you are warning pedestrians while reversing or making sure smaller vehicles hear you well in advance, these products give you reliable sound when it matters most.

Made to Handle the Road

Quality materials and strong construction make sure these components stand up to vibration, weather, and constant use. Back-up alarms are engineered to cut through background noise at busy sites, while air horns provide the unmistakable tone that grabs attention instantly. Together, they form an essential layer of safety that supports you mile after mile.

An Easy Way to Improve Safety

Replacing or upgrading these parts is a straightforward way to improve both safety and function. A dependable horn helps you stay in control, while reliable alarms reduce the chance of accidents in crowded yards and tight spaces. These are not extras, they are must-have components that protect both you and others on the road.

Big Rig World provides a wide selection of air horns, back-up alarms, and accessories so you can equip your truck with the sound power and safety features it needs.