Universal Amplifiers

Universal Semi Truck Amplifiers
Please Note:
There are no vehicle specific amplifiers available for your 2004 Workhorse W42. Please view our selection of universal fit products below.
  • DS18® - Gen-X Series 3600W 4-Channel Class D Amplifier
    DS18® - Gen-X Series 3600W 4-Channel Class D Amplifier (G3600.4D)
    0
    # mpn4867639298
    Gen-X Series 3600W 4-Channel Class D Amplifier by DS18®. The Gen-X series has always been a DS18 staple with the public and been in countless system builds over the many years it was released. DS18 have completely redesigned the GEN-X...
    Small and powerful design so you can power your subs with great efficiency and power without taking up much spaceIntegrated low pass and high pass filter to help you get the perfect response you are looking for
    $289.95
    In Stock - Ships within 24 hrs
  • DS18® - Gen-X Series 3600W Mono Class D Amplifier
    DS18® - Gen-X Series 3600W Mono Class D Amplifier (G3600.1D)
    0
    # mpn4867639281
    Gen-X Series 3600W Mono Class D Amplifier by DS18®. The Gen-X series has always been a DS18 staple with the public and been in countless system builds over the many years it was released. DS18 have completely redesigned the GEN-X series...
    Small and powerful design so you can power your subs with great efficiency and power without taking up much spaceIntegrated low pass filter and bass boost to help you get the perfect bass response you are looking for
    $269.95
    In Stock - Ships within 24 hrs
  • DS18® - PRO Series Full Range Class D Mono 5000 RMS 2 Ohm Amplifier
    DS18® - PRO Series Full Range Class D Mono 5000 RMS 2 Ohm Amplifier (GFX-5K2)
    0
    # mpn4716874885
    PRO Series Full Range Class D Mono 5000 RMS 2 Ohm Amplifier by DS18®. DS18 strives in getting DS18® customers the latest and greatest technology with every product DS18® produce. Now DS18® have developed out latest series of full...
    Full range Capable Class - D AmpCompact Size and wide Band Crossover for more applications
    $379.95
    In Stock - Ships within 24 hrs
  • DS18® - PRO Series Full Range Class D Mono 8000 RMS 2 Ohm Amplifier
    DS18® - PRO Series Full Range Class D Mono 8000 RMS 2 Ohm Amplifier (GFX-8K2)
    0
    # mpn4716874861
    PRO Series Full Range Class D Mono 8000 RMS 2 Ohm Amplifier by DS18®. DS18 strives in getting DS18® customers the latest and greatest technology with every product DS18® produce. Now DS18® have developed out latest series of full...
    Full range Capable Class - D AmpCompact Size and wide Band Crossover for more applications
    $489.95
    In Stock - Ships within 24 hrs
  • DS18® - PRO Series Mono Class D Amplifier
    DS18® - PRO Series Mono Class D Amplifier
    0
    # 5392598105
    PRO Series Mono Class D Amplifier by DS18®. DS18 strives in getting DS18® customers the latest and greatest technology with every product DS18® produce. Now DS18® have developed out latest series of full bridge high wattage amps, the...
    Full range Capable Class - D AmpCompact Size and wide Band Crossover for more applications
    $229.95 - $489.95
    Availability Varies - Depends on Product Options
  • DS18® - ZR Series 4500W Mono Class D Amplifier
    DS18® - ZR Series 4500W Mono Class D Amplifier (ZR1500.1D)
    0
    # mpn4867639299
    ZR Series 4500W Mono Class D Amplifier by DS18®. The ZR Series amps are sure to power all your subwoofers with great sound acuity and massive bass frequency responses. It have been designed to efficiently pump out hard hitting bass and...
    High in power, efficient in performance, reliable in serviceUser-friendly design, ergonomic handle, solid construction
    $269.95
    In Stock - Ships within 24 hrs
  • DS18® - ZR Series 6000W Mono Class D Amplifier
    DS18® - ZR Series 6000W Mono Class D Amplifier (ZR2000.1D)
    0
    # mpn4867639288
    ZR Series 6000W Mono Class D Amplifier by DS18®. The ZR Series amps are sure to power all your subwoofers with great sound acuity and massive bass frequency responses. It have been designed to efficiently pump out hard hitting bass and...
    High in power, efficient in performance, reliable in serviceUser-friendly design, ergonomic handle, solid construction
    $329.95
    In Stock - Ships within 24 hrs
  • Hifonics® - THOR™ Series 350W 4-Channel Class D Amplifier
    Hifonics® - THOR™ Series 350W 4-Channel Class D Amplifier (TPS-A350.4)
    1
    # mpn4826455537
    THOR™ Series 350W 4-Channel Class D Amplifier by Hifonics®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship....
    High in power, efficient in performance, reliable in serviceUser-friendly design, ergonomic handle, solid construction
    $87.54
    In Stock - Ships in 24 to 48 hrs
  • Hifonics® - THOR™ Series 500W Mono Class D Amplifier
    Hifonics® - THOR™ Series 500W Mono Class D Amplifier (TPS-A500.1)
    1
    # mpn4826455540
    THOR™ Series 500W Mono Class D Amplifier by Hifonics®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship. Manufactured...
    High in power, efficient in performance, reliable in serviceUser-friendly design, ergonomic handle, solid construction
    $95.28
    In Stock - Ships in 24 to 48 hrs
  • Lanzar® - Heritage Series 2000W Mono Class D Amplifier
    Lanzar® - Heritage Series 2000W Mono Class D Amplifier (HTG137)
    0
    # mpn1746360709
    Heritage Series 2000W Mono Class D Amplifier by Lanzar®. Benefit from high-end sound amplifying power delivered by this top-of-the-line Lanzar amp. Designed for sound quality and performance reinforcement, this high-performance amp is...
    Electronic Crossover NetworkBass Boost Circuitry
    $77.99
    In Stock - Ships in 24 to 48 hrs
  • Lanzar® - Vector Series 6000W 2-Channel Class AB Amplifier
    Lanzar® - Vector Series 6000W 2-Channel Class AB Amplifier (VCT2610)
    0
    # mpn2952527
    Vector Series 6000W 2-Channel Class AB Amplifier by Lanzar®. This 6000 WattS 2 Channel MOSFET Amplifier by Lanzar is a quality product designed and engineered to give you many years of uncompromised musical service. VECTOR series...
    MOSFET Power SupplySub Sonic Switch
    $130.49
    In Stock - Ships in 24 to 48 hrs
  • Nippon America® - 20W 2-Channel Class AB Mini Amplifier
    Nippon America® - 20W 2-Channel Class AB Mini Amplifier (ISAMP220)
    0
    # mpn4738678374
    20W 2-Channel Class AB Mini Amplifier by Nippon America®. This product is made from high-grade materials to meet the strictest standards of high quality. Designed with the utmost care and attention to detail, this Matrix Audio's product...
    High-quality audio performanceProvides you with an array of options so you can find the perfect fit for the sound you are looking for
    $15.99
    In Stock - Ships in 24 to 48 hrs
  • Planet Audio® - Anarchy Series 1000W 2-Channel Class AB Amplifier
    Planet Audio® - Anarchy Series 1000W 2-Channel Class AB Amplifier (AC10002)
    0
    # mpn4972244363
    Anarchy Series 1000W 2-Channel Class AB Amplifier by Planet Audio®. Boost that bass with this high-end amplifier from Planet Audio. Combining cutting-edge technology with a sleek design, this extremely powerful amp is a perfect tune-up...
    Full Range Class A/B, MOSFET Power SupplyHigh and Low Level Inputs
    $87.59
    In Stock - Ships in 24 to 48 hrs
  • Planet Audio® - Anarchy Series 1200W 4-Channel Class AB Amplifier
    Planet Audio® - Anarchy Series 1200W 4-Channel Class AB Amplifier (AC12004)
    0
    # mpn4972244364
    Anarchy Series 1200W 4-Channel Class AB Amplifier by Planet Audio®. Boost that bass with this high-end amplifier from Planet Audio. Combining cutting-edge technology with a sleek design, this extremely powerful amp is a perfect tune-up...
    Full Range Class A/B, MOSFET Power SupplyHigh and Low Level Inputs
    $109.25
    In Stock - Ships in 24 to 48 hrs
  • Planet Audio® - Anarchy Series 1500W Mono Class AB Amplifier
    Recommended
    Planet Audio® - Anarchy Series 1500W Mono Class AB Amplifier
    0
    # 5392598130
    Anarchy Series 1500W Mono Class AB Amplifier by Planet Audio®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship....
    High and Low Level InputsVariable Low Pass Crossover, Variable Bass Boost
    $92.71 - $122.73
    Availability Varies - Depends on Product Options
  • Planet Audio® - Anarchy Series 1600W 4-Channel Class AB Amplifier
    Planet Audio® - Anarchy Series 1600W 4-Channel Class AB Amplifier (AC16004)
    0
    # mpn4972244334
    Anarchy Series 1600W 4-Channel Class AB Amplifier by Planet Audio®. Boost that bass with this high-end amplifier from Planet Audio. Combining cutting-edge technology with a sleek design, this extremely powerful amp is a perfect tune-up...
    Full Range Class A/B, MOSFET Power SupplyHigh and Low Level Inputs
    $125.95
    In Stock - Ships in 24 to 48 hrs
  • Planet Audio® - Anarchy Series 1800W 5-Channel or more Class AB Amplifier
    Recommended
    Planet Audio® - Anarchy Series 1800W 5-Channel or more Class AB Amplifier (AC18005)
    0
    # mpn4972244360
    Anarchy Series 1800W 5-Channel or more Class AB Amplifier by Planet Audio®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of...
    High and Low Level InputsVariable High Pass Crossover, Variable Low Pass Crossover, Variable Bass Boost
    $227.54
    In Stock - Ships in 24 to 48 hrs
  • Planet Audio® - Anarchy Series 2500W Mono Class AB Amplifier
    Recommended
    Planet Audio® - Anarchy Series 2500W Mono Class AB Amplifier (AC25001M)
    0
    # mpn4972244342
    Anarchy Series 2500W Mono Class AB Amplifier by Planet Audio®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship....
    High and Low Level InputsVariable Low Pass Crossover, Variable Bass Boost
    $143.10
    In Stock - Ships in 24 to 48 hrs
  • Planet Audio® - Anarchy Series 3000W Mono Class D Amplifier
    Planet Audio® - Anarchy Series 3000W Mono Class D Amplifier (AC30001D)
    0
    # mpn4972244336
    Anarchy Series 3000W Mono Class D Amplifier by Planet Audio®. Boost that bass with this high-end amplifier from Planet Audio. Combining cutting-edge technology with a sleek design, this extremely powerful amp is a perfect tune-up for...
    High in power, efficient in performance, reliable in serviceUser-friendly design, ergonomic handle, solid construction
    $153.01
    In Stock - Ships in 24 to 48 hrs
  • Planet Audio® - Anarchy Series 4000W Mono Class D Amplifier
    Planet Audio® - Anarchy Series 4000W Mono Class D Amplifier (AC40001D)
    1
    # mpn4644767991
    Anarchy Series 4000W Mono Class D Amplifier by Planet Audio®. Boost that bass with this high-end amplifier from Planet Audio. Combining cutting-edge technology with a sleek design, this extremely powerful amp is a perfect tune-up for...
    High in power, efficient in performance, reliable in serviceUser-friendly design, ergonomic handle, solid construction
    $222.69
    In Stock - Ships in 24 to 48 hrs
  • Planet Audio® - Big Bang Series 4000W Mono Class D Amplifier
    Planet Audio® - Big Bang Series 4000W Mono Class D Amplifier (BB4000.1)
    0
    # mpn4972244349
    Big Bang Series 4000W Mono Class D Amplifier by Planet Audio®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship....
    Up to 3000W X 1 RMS @ 1 ohmUp to 1500W X 1 RMS @ 2 ohm
    $249.72
    In Stock - Ships in 24 to 48 hrs
  • Planet Audio® - Mini Bang Series 1200W 4-Channel Class D Amplifier
    Planet Audio® - Mini Bang Series 1200W 4-Channel Class D Amplifier (MB300.4D)
    0
    # mpn4696825264
    Mini Bang Series 1200W 4-Channel Class D Amplifier by Planet Audio®. Boost that bass with this high-end amplifier from Planet Audio. Combining cutting-edge technology with a sleek design, this extremely powerful amp is a perfect tune-up...
    2 Ohm Stable - The lowest impedance accepted by this amplifier is 2 Ohms. Amplifiers that are 2 Ohms stable produce more power resulting in more volume. This amp can comfortably power speakers or subwoofers with all channel(s) being used at a load of 2 OhmsClass D Amps - Class D is a high speed switching amplifier technology that is more efficient, generates less heat and draws less power than traditional Class A/B amps. Planet Audio use Class D in monoblock amplifiers to give you massive amounts of power in a relatively small footprint for clean, powerful, bass
    $169.99
    In Stock - Ships within 24 hrs
  • Planet Audio® - Mini Bang Series 1200W Mono Class D Amplifier
    Planet Audio® - Mini Bang Series 1200W Mono Class D Amplifier (MB1200.1D)
    0
    # mpn4696825242
    Mini Bang Series 1200W Mono Class D Amplifier by Planet Audio®. Boost that bass with this high-end amplifier from Planet Audio. Combining cutting-edge technology with a sleek design, this extremely powerful amp is a perfect tune-up for...
    1 Ohm Stable - The lowest impedance accepted by this amplifier is 1 Ohm. Amplifiers that are 1 Ohm stable produce the most power possible from the amp. An amplifier capable of delivering power at a 1 Ohm load is usually reserved for serious subwoofers that can handle the powerClass D Amps - Class D is a high speed switching amplifier technology that is more efficient, generates less heat and draws less power than traditional Class A/B amps. Planet Audio use Class D in monoblock amplifiers to give you massive amounts of power in a relatively small footprint for clean, powerful, bass
    $129.99
    In Stock - Ships within 24 hrs
  • Planet Audio® - Mini Bang Series 600W 2-Channel Class D Amplifier
    Planet Audio® - Mini Bang Series 600W 2-Channel Class D Amplifier (MB600.2D)
    0
    # mpn4696825199
    Mini Bang Series 600W 2-Channel Class D Amplifier by Planet Audio®. Boost that bass with this high-end amplifier from Planet Audio. Combining cutting-edge technology with a sleek design, this extremely powerful amp is a perfect tune-up...
    2 Ohm Stable - The lowest impedance accepted by this amplifier is 2 Ohms. Amplifiers that are 2 Ohms stable produce more power resulting in more volume. This amp can comfortably power speakers or subwoofers with all channel(s) being used at a load of 2 OhmsClass D Amps - Class D is a high speed switching amplifier technology that is more efficient, generates less heat and draws less power than traditional Class A/B amps. Planet Audio use Class D in monoblock amplifiers to give you massive amounts of power in a relatively small footprint for clean, powerful, bass
    $351.96
    In Stock - Ships within 24 hrs
  • Planet Audio® - Pulse Series 1500W Mono Class AB Amplifier
    Planet Audio® - Pulse Series 1500W Mono Class AB Amplifier (PL1500.1M)
    1
    # mpn4644767993
    Pulse Series 1500W Mono Class AB Amplifier by Planet Audio®. Boost that bass with this high-end amplifier from Planet Audio. Combining cutting-edge technology with a sleek design, this extremely powerful amp is a perfect tune-up for...
    2 Ohm Stable - The lowest impedance accepted by this amplifier is 2 Ohms. Amplifiers that are 2 Ohms stable produce more power resulting in more volume. This amp can comfortably power speakers or subwoofers with all channel(s) being used at a load of 2 OhmsClass A/B - Class A/B amplifiers have long been known for their ability to produce great quality sound while performing more efficiently than pure Class A amplifiers. Planet Audio have developed a specific linear circuitry that further reduces distortion while increasing both sound quality and power output
    $84.07
    In Stock - Ships in 24 to 48 hrs
  • Planet Audio® - Pulse Series 1600W 4-Channel Class AB Amplifier
    Planet Audio® - Pulse Series 1600W 4-Channel Class AB Amplifier (PL1600.4)
    0
    # mpn4644767994
    Pulse Series 1600W 4-Channel Class AB Amplifier by Planet Audio®. Boost that bass with this high-end amplifier from Planet Audio. Combining cutting-edge technology with a sleek design, this extremely powerful amp is a perfect tune-up...
    2 Ohm Stable - The lowest impedance accepted by this amplifier is 2 Ohms. Amplifiers that are 2 Ohms stable produce more power resulting in more volume. This amp can comfortably power speakers or subwoofers with all channel(s) being used at a load of 2 OhmsClass A/B - Class A/B amplifiers have long been known for their ability to produce great quality sound while performing more efficiently than pure Class A amplifiers. Planet Audio have developed a specific linear circuitry that further reduces distortion while increasing both sound quality and power output
    $129.00
    In Stock - Ships in 24 to 48 hrs
  • Planet Audio® - Pulse Series 2000W Mono Class AB Amplifier
    Planet Audio® - Pulse Series 2000W Mono Class AB Amplifier (PL2000.1M)
    0
    # mpn4644767995
    Pulse Series 2000W Mono Class AB Amplifier by Planet Audio®. Boost that bass with this high-end amplifier from Planet Audio. Combining cutting-edge technology with a sleek design, this extremely powerful amp is a perfect tune-up for...
    2 Ohm Stable - The lowest impedance accepted by this amplifier is 2 Ohms. Amplifiers that are 2 Ohms stable produce more power resulting in more volume. This amp can comfortably power speakers or subwoofers with all channel(s) being used at a load of 2 OhmsClass A/B - Class A/B amplifiers have long been known for their ability to produce great quality sound while performing more efficiently than pure Class A amplifiers. Planet Audio have developed a specific linear circuitry that further reduces distortion while increasing both sound quality and power output
    $111.26
    In Stock - Ships in 24 to 48 hrs
  • Planet Audio® - Pulse Series 2400W 4-Channel Class AB Amplifier
    Planet Audio® - Pulse Series 2400W 4-Channel Class AB Amplifier (PL2400.4)
    0
    # mpn4644768162
    Pulse Series 2400W 4-Channel Class AB Amplifier by Planet Audio®. Boost that bass with this high-end amplifier from Planet Audio. Combining cutting-edge technology with a sleek design, this extremely powerful amp is a perfect tune-up...
    2 Ohm Stable - The lowest impedance accepted by this amplifier is 2 Ohms. Amplifiers that are 2 Ohms stable produce more power resulting in more volume. This amp can comfortably power speakers or subwoofers with all channel(s) being used at a load of 2 OhmsClass A/B - Class A/B amplifiers have long been known for their ability to produce great quality sound while performing more efficiently than pure Class A amplifiers. Planet Audio have developed a specific linear circuitry that further reduces distortion while increasing both sound quality and power output
    $132.14
    In Stock - Ships in 24 to 48 hrs
  • Planet Audio® - Pulse Series 2500W Mono Class AB Amplifier
    Planet Audio® - Pulse Series 2500W Mono Class AB Amplifier (PL2500.1M)
    0
    # mpn4644767996
    Pulse Series 2500W Mono Class AB Amplifier by Planet Audio®. Boost that bass with this high-end amplifier from Planet Audio. Combining cutting-edge technology with a sleek design, this extremely powerful amp is a perfect tune-up for...
    2 Ohm Stable - The lowest impedance accepted by this amplifier is 2 Ohms. Amplifiers that are 2 Ohms stable produce more power resulting in more volume. This amp can comfortably power speakers or subwoofers with all channel(s) being used at a load of 2 OhmsClass A/B - Class A/B amplifiers have long been known for their ability to produce great quality sound while performing more efficiently than pure Class A amplifiers. Planet Audio have developed a specific linear circuitry that further reduces distortion while increasing both sound quality and power output
    $154.82
    In Stock - Ships in 24 to 48 hrs
  • Planet Audio® - Pulse Series 3000W Mono Class D Amplifier
    Planet Audio® - Pulse Series 3000W Mono Class D Amplifier (PL3000.1D)
    0
    # mpn4644767997
    Pulse Series 3000W Mono Class D Amplifier by Planet Audio®. Boost that bass with this high-end amplifier from Planet Audio. Combining cutting-edge technology with a sleek design, this extremely powerful amp is a perfect tune-up for your...
    1 Ohm Stable - The lowest impedance accepted by this amplifier is 1 Ohm. Amplifiers that are 1 Ohm stable produce the most power possible from the amp. An amplifier capable of delivering power at a 1 Ohm load is usually reserved for serious subwoofers that can handle the powerClass D Amps - Class D is a high speed switching amplifier technology that is more efficient, generates less heat and draws less power than traditional Class A/B amps. Planet Audio use Class D in monoblock amplifiers to give you massive amounts of power in a relatively small footprint for clean, powerful, bass
    $153.01
    In Stock - Ships in 24 to 48 hrs