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25% Off Online Orders of Select Hard Parts. Enter Promo Code MMJ30 in Cart.

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25% Off Select Parts and Accessories
Receive 25% Off Your Online or In-Store Purchase. Use promotional code MMJ25 at checkout to receive discount. Not valid in combination with any other discounts, promotions or items already on sale. Not valid on gift cards, special orders, installed merchandise, commercial or fleet purchases. Those products that are included will be displayed in product search results and product detail pages. INCLUDES the following categories: Starters, Alternators, Fuel Pumps, Radiators, Shocks & Struts, Chassis, CV Axles, Batteries, Ignition, Window Motors, Wipers, Appearance Chemicals, Car Wash Accessories, Floor Mats, Lift Equipment, Hand Tools, Headlamps and Bulbs. Excludes the following brands: Powerstop, Razor, Traxxas, Superchips, Hypertech, Edge, Bully Dog, Diablo, Edelbrock, Holley, NOS, Proform, Specialty Auto, Autometer, Accel, K&N, Kenwood, Pioneer, Sony, Thule, Thule Karrite, JVC, Flowmaster, Hurst, B&M, MSD, Moog, Wagner and BBK Performance. Valid online until 2:59 am EST on 5/1/17.

Free Shipping on Orders Over $50 or in-store pickup
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$6.99
  • Part #: 400R|
  • SKU: 244671

Available today

Pay in Store Available

    • Heavy-duty 30 amp normally open relay
    • 12-volt / 30 amp normally open contacts
Retail
$6.99
$9.99
  • Part #: 497|
  • SKU: 244714

Available today

Pay in Store Available

    • Produces a powerful horn sound with a press on the top of the horn
    • Small in size
Retail
$9.99
$9.99
  • Part #: HS2|
  • SKU: 244695

Available today

Pay in Store Available

    • Universal horn switch kit that contains a high quality chrome horn button switch, 10 ft. of 18 awg wire
    • Easy to use with any horn that requires a new horn button switch
Retail
$9.99
$12.99
  • Part #: BA52|
  • SKU: 244707

Available today

Pay in Store Available

    • Add safety to any 12-volt vehicle
    • Easy to install
Retail
$12.99
$14.99
  • Part #: HWK-1|
  • SKU: 946995

Available today

Pay in Store Available

    • Horn button switch included
    • Use when a new horn switch is required
Retail
$14.99
$15.99
  • Part #: 490|
  • SKU: 8403272

Available today

Pay in Store Available

    • Environmentally safe gas used
    • Heavy-duty re-usable plastic horn included
Retail
$15.99
$16.99
  • Part #: 305-2T|
  • SKU: 1235410

Available today

Pay in Store Available

    • O.E. Universal Disc Horns, 12 volt, 2 terminal type (high tone)
    • Ideal for motorcycles, cars, SUV's and trucks
Retail
$16.99
$16.99
  • Part #: 315-2T|
  • SKU: 1235391

Available today

Pay in Store Available

    • O.E. Universal high tone 12V horn is rated at 115 decibels. It exceeds all S.A.E. and O.E.M. specifications for a wide range of vehicles.
    • This low note horn is easily installed in any 12V vehicle. It can be mounted singularly or for improved sound mounted as a dual horn assembly.
Retail
$16.99
$16.99
  • Part #: 300-2T|
  • SKU: 1235427

Available today

Pay in Store Available

    • O.E. Universal Disc Horns, 12 volt, 2 terminal type (low tone)
    • Ideal for motorcycles, cars, SUV's and trucks
Retail
$16.99
$16.99
  • Part #: 310-2T|
  • SKU: 1235403

Available today

Pay in Store Available

    • O.E. Universal low tone 12V horn is rated at 115 decibels. It exceeds all S.A.E. and O.E.M. specifications for a wide range of vehicles.
    • This low note horn is easily installed in any 12V vehicle. It can be mounted singularly or for improved sound mounted as a dual horn assembly. Available in bulk, point of sale containers or unit boxes.
Retail
$16.99
$19.99
  • Part #: 385-2T|
  • SKU: 1235434

Available today

Pay in Store Available

    • O.E. Universal two terminal replacement horn
    • Perfect for cars, SUVs, trucks and motorcycles
Retail
$19.99
$19.99
  • Part #: 380-2T|
  • SKU: 1235441

Available today

Pay in Store Available

    • O.E. Universal two terminal replacement horn
    • Perfect for cars, SUVs, trucks and motorcycles
Retail
$19.99
$24.99
  • Part #: 320-2T|
  • SKU: 8403184

Available today

Pay in Store Available

    • Dress up any engine compartment with Maxi Sound
    • Universal replacement horn set. Ideal for any 12-volt vehicle one or two wire systems.
Retail
$24.99
$29.99
  • Part #: 330|
  • SKU: 9054505

Available today

Pay in Store Available

    • Give any 12-volt vehicle a old car Ooogah sound
    • Built with a heavy-duty permanent magnet motor
Retail
$29.99
$34.99
  • Part #: 400|
  • SKU: 8403227

Available today

Pay in Store Available

    • Twice as loud as factory horn
    • Easy to install
Retail
$34.99
$34.99
  • Part #: 308-2T|
  • SKU: 1746736

Available today

Pay in Store Available

    • Provides powerful horn sound
    • Replaces original horn, installs in minutes
Retail
$34.99
$39.99
  • Part #: 417|
  • SKU: 8403210

Available today

Pay in Store Available

    • Twice as loud as factory horn
    • Easy to install
Retail
$39.99
$39.99
  • Part #: 200|
  • SKU: 9054462

Available today

Pay in Store Available

    • No compressor or air hoses needed
    • Easy to install replaces factory horns
Retail
$39.99
$39.99
  • Part #: RC100|
  • SKU: 1746729

Available today

Pay in Store Available

    • Universal wireless remote control system
    • Includes receiver and wireless remote control
Retail
$39.99
$49.99
Play
  • Part #: 345|
  • SKU: 9054493

Available today

Pay in Store Available

    • Plays 9-animal sounds, 10-sirens & 50 musical tunes
    • Has built-in 12-watt P.A. system microphone included
Retail
$49.99
$69.99
Play
  • Part #: 619|
  • SKU: 947000

Available today

Pay in Store Available

    • Deep Big Rig Sound: 2x louder than a factory horn
    • One-Piece patented design requires no hoses
Retail
$69.99
$69.99
  • Part #: 3399803|
  • SKU: 926173

Available today

Pay in Store Available

    • 118dB 300Hz/500Hz dual tone sound is extremely powerful and noticeable.
    • Red protective grilles and black coated horns provide durability and a unique Rally-bred look for your vehicle.
Retail
$69.99
$24.99
$12.50
Sale Price
  • Part #: 496|
  • SKU: 9669099

Available tomorrow after 1 p.m.


    • Fully electronic, no cans of gas needed, powered by one standard 9-volt battery
    • Easy to use anywhere, sporting evens, marine camping, on the job and etc.
Sale Price
$24.99
$12.50
$44.99
  • Part #: 336|
  • SKU: 9054486

Available tomorrow after 1 p.m.


    • Plays real sounding music 34 pre-programmed tunes
    • The keyboard can be played like a piano
Retail
$44.99
$49.99
  • Part #: 419|
  • SKU: 9586053

Available tomorrow after 1 p.m.


    • Powerful air horn that is 2X louder than a factory horn
    • Mounts with one bolt provided.
Retail
$49.99
$49.99
  • Part #: 365|
  • SKU: 51103

Available tomorrow after 12 p.m.


    • Powerful 20-watt siren so to be heard
    • Police Wailer siren
Retail
$49.99
$14.99
$11.99
With Promotion
  • Part #: HWK1|
  • SKU: 20298145

Available


    • Complete Plug-N-Play wiring kit
    • Easy installation
Retail
$14.99
$16.99
$13.59
With Promotion
  • Part #: MCWK2|
  • SKU: 20298147

Available


    • Complete Plug-N-Play wiring kit
    • For motorcycles
Retail
$16.99
$34.99
$27.99
With Promotion
  • Part #: 403|
  • SKU: 20298240

Available


    • Compact chrome
    • 12-Volt compressor
Retail
$34.99
$34.99
$27.99
With Promotion
  • Part #: BA87|
  • SKU: 20298140

Available


    • 87 DB
    • 12-48 Volt
Retail
$34.99
$49.99
$39.99
With Promotion
  • Part #: BA550|
  • SKU: 20298137

Available


    • Industry grade
    • Produces a powerful 112 decibel beeping sound
Retail
$49.99
$50.99
$40.79
With Promotion
  • Part #: BA107|
  • SKU: 20298135

Available


    • 97 DB
    • heavy-duty back-up alarm- 97 DB
Retail
$50.99
$53.99
$43.19
With Promotion
  • Part #: 415|
  • SKU: 20298244

Available


    • Compact chrome
    • 12-Volt compressor
Retail
$53.99
$56.99
$45.59
With Promotion
  • Part #: BA500|
  • SKU: 20298136

Available


    • Self-adjusted to produce three decibels of beeping sound louder than surronding noise
    • Back-up alarm that measures and adjust to ambient noise levels
Retail
$56.99
$59.99
$47.99
With Promotion
  • Part #: 519|
  • SKU: 20298261

Available


    • Extra loud sound
    • 12-Volt heavy-duty compressor
Retail
$59.99
$59.99
$47.99
With Promotion
  • Part #: 367|
  • SKU: 20298219

Available


    • Horn
    • 30-Watt
Retail
$59.99
$67.99
$54.39
With Promotion
  • Part #: 346|
  • SKU: 20298205

Available


    • 40-Watt audio amplifier and speaker system all-in-one
    • Designed to boost your sound
Retail
$67.99
$69.99
$55.99
With Promotion
  • Part #: EE100|
  • SKU: 20298141

Available


    • Operating Voltage 12-60 Volts
    • UL approved
Retail
$69.99
$74.99
$59.99
With Promotion
  • Part #: 425|
  • SKU: 20298250

Available


    • 5 trumpet air horn
    • Very loud
Retail
$74.99
$74.99
$59.99
With Promotion
  • Part #: 420|
  • SKU: 20298249

Available


    • 4 trumpet air horn
    • Very loud
Retail
$74.99
$78.99
$63.19
With Promotion
  • Part #: 410|
  • SKU: 20298242

Available


    • Turkey horn - two (2) tone, alternating / steady blast
    • heavy-duty 12-Volt compressor
Retail
$78.99
$79.99
$63.99
With Promotion
  • Part #: 416|
  • SKU: 20298247

Available


    • Heavy-duty 12-Volt compressor
    • Extremely loud
Retail
$79.99
$79.99
$63.99
With Promotion
  • Part #: 415MC|
  • SKU: 20298246

Available


    • Compact chrome
    • 12-Volt compressor
Retail
$79.99
$99.99
$79.99
With Promotion
  • Part #: 415DTK|
  • SKU: 20298245

Available


    • Compact chrome
    • 12-Volt compressor
Retail
$99.99
$116.99
$93.59
With Promotion
  • Part #: 805|
  • SKU: 20298310

Available


    • Metal two (2) trumpets
    • Chrome plated
Retail
$116.99
$119.99
$95.99
With Promotion
  • Part #: 4001|
  • SKU: 20298236

Available


    • Electronic siren
    • Microphone included
Retail
$119.99
$125.99
$100.79
With Promotion
  • Part #: 848|
  • SKU: 20298328

Available


    • Three abs black trumpets
    • Metal painted base
Retail
$125.99
$125.99
$100.79
With Promotion
  • Part #: 849|
  • SKU: 20298329

Available


    • Three abs black trumpets
    • Metal painted base
Retail
$125.99
$130.99
$104.79
With Promotion
  • Part #: 418LED|
  • SKU: 20298248

Available


    • Back cover has 28 super bright red LED's
    • Chrome back cover
Retail
$130.99
$131.99
$105.59
With Promotion
  • Part #: 120|
  • SKU: 20298155

Available


    • 304 non-magnetic grade with bright polished finish
    • 12-Volt
Retail
$131.99
$131.99
$105.59
With Promotion
  • Part #: 846|
  • SKU: 20298327

Available


    • Unique sputtering sound
    • Brass
Retail
$131.99
$135.99
$108.79
With Promotion
  • Part #: 825|
  • SKU: 20298322

Available


    • Chrome plated rectangular front
    • Length 23 1/2"
Retail
$135.99
$135.99
$108.79
With Promotion
  • Part #: 820|
  • SKU: 20298321

Available


    • Chrome plated rectangular front
    • Length 27"
Retail
$135.99
$138.99
$111.19
With Promotion
  • Part #: 851|
  • SKU: 20298351

Available


    • Three abs chrome trumpets
    • Powerful sound
Retail
$138.99
$138.99
$111.19
With Promotion
  • Part #: 852|
  • SKU: 20298352

Available


    • Three abs chrome trumpets
    • Powerful sound
Retail
$138.99
$139.99
$111.99
With Promotion
  • Part #: 4003|
  • SKU: 20298238

Available


    • Universal mounting
    • With swing mounting bracket
Retail
$139.99
$139.99
$111.99
With Promotion
  • Part #: 4002|
  • SKU: 20298237

Available


    • Black weatherproof plastic speaker
    • With a painted metal mounting bracket
Retail
$139.99
$143.99
$115.19
With Promotion
  • Part #: 809|
  • SKU: 20298313

Available


    • Two (2) trumpets
    • 12-Volt compressor
Retail
$143.99
$143.99
$115.19
With Promotion
  • Part #: 808|
  • SKU: 20298311

Available


    • Compact chrome
    • 12-Volt compressor
Retail
$143.99
$189.99
$151.99
With Promotion
  • Part #: 800|
  • SKU: 20298285

Available


    • High pressure on-board system
    • heavy duty compressor and 2.5 Liter air storage tank
Retail
$189.99
$199.99
$159.99
With Promotion
  • Part #: 40002|
  • SKU: 20298235

Available


    • Includes microphone and 100 Watt black RMS speaker
    • 12-Volt
Retail
$199.99
$242.99
$194.39
With Promotion
Play
  • Part #: 838|
  • SKU: 20298323

Available


    • Three (3) brass trumpets
    • 24 Volt electric solenoid valve
Retail
$242.99
$242.99
$194.39
With Promotion
Play
  • Part #: 839|
  • SKU: 20298324

Available


    • Three (3) brass trumpets
    • Manual lanyard valve
Retail
$242.99
$242.99
$194.39
With Promotion
  • Part #: 4100|
  • SKU: 20298243

Available


    • Includes microphone
    • 12-Volt
Retail
$242.99
$304.99
$243.99
With Promotion
  • Part #: 815|
  • SKU: 20298319

Available


    • Two (2) trumpets
    • Manual lanyard valve
Retail
$304.99
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