1. Motorcycle Audio, Communication & Navigation Parts
  2. sku: 3746391464072772
  3. ROCKFORD FOSGATE HD9813SG-STAGE2

ROCKFORD FOSGATE HD9813SG-STAGE2 Unit Speakers Amplifier Kit 780687356170

Rockford Fosgate 780687356170 Hd9813sg-stage2 Source Unit Two Speakers And Amplifier Kit

( Brand: Rockford Fosgate ), ( Part Type: Unit Speaker Amplifier ), ( Modified Item: No ), ( Manufacturer Part Number: HD9813SG-STAGE2 ), ( UPC: 780687356170 )

Review ROCKFORD FOSGATE Source Unit Two Speakers And Amplifier Kit

The Rockford Fosgate HD9813SG-2 2-Ohm 13.5" Subwoofer Amplifier Kit is a powerful and versatile solution for enhancing your car audio system. This Stage 2 amplifier kit comes complete with everything you need for a seamless installation, including a 980.1 mono-block Class D amplifier and a pair of HD9813SG 13.5-inch subwoofers.

The 980.1 amplifier boasts an impressive power rating of 1,500 watts RMS (3,000 watts peak), ensuring that your subwoofers receive the power they need to deliver deep, resonant bass. Its Class D design offers high efficiency, keeping your vehicle's electrical system under less strain and reducing heat buildup. An adjustable bass boost function (0 to 12dB) and variable low-pass filter (35 to 200 Hz) provide customizable tuning options to suit your musical preferences.

The HD9813SG subwoofers are engineered for high-performance and durability. Each woofer features a unique Kevlar fiber cone with a rubber surround that ensures rigidity and resistance to wear and tear. Their 2-ohm impedance rating matches the amp's output for optimal power transfer and efficiency. The cast aluminum frames not only add a touch of style but also provide added protection against accidental damage.

The HD9813SG-2 amplifier kit includes several thoughtful features designed to improve your installation experience. A wired remote level control (RLC-1) is included to offer convenient adjustments to the bass boost and low-pass filter settings. The amp also features a top-mounted LED power indicator, a detachable power and ground terminals, and a set-screw terminal design for easy connection to speaker wires.

In summary, the Rockford Fosgate HD9813SG-2 2-Ohm 13.5" Subwoofer Amplifier Kit is a high-performance, reliable, and versatile solution for upgrading your car audio system. With a powerful amplifier, durable subwoofers, and convenient installation features, this kit delivers impressive bass and a customizable listening experience.

The Rockford Fosgate HD9813SG-2 2-ohm Dual 13.5" Subwoofer Amplifier Kit is a powerful and efficient solution for those looking to upgrade their car audio system with high-performance subwoofers and amplifiers. Here are some pros and cons that can help you make an informed decision:

Pros:

1. High power handling: With a maximum output of 2500 watts RMS, this amplifier kit is capable of delivering an impressive amount of power to your subwoofers, ensuring deep and impactful bass.

2. Versatile input options: The HD9813SG-2 amplifier kit comes with an adjustable bass boost control, low-pass crossover, and phase switch, allowing you to customize the sound to your preferences.

3. Compact design: Despite its high power output, the amplifier kit features a compact design that can fit easily in most vehicles, making it a popular choice for car audio enthusiasts.

4. Durable construction: The amplifier kit is built with high-quality components that can withstand the rigors of regular use, ensuring long-lasting performance.

5. Improved sound quality: Upgrading your car audio system with high-performance subwoofers and amplifiers can significantly improve the overall sound quality of your music, making your driving experience more enjoyable.

Cons:

1. Expensive: The Rockford Fosgate HD9813SG-2 amplifier kit is a premium product, and its high price tag may be a deterrent for some buyers.

2. Requires additional wiring: Installing the amplifier kit may require additional wiring and electrical work, which can be time-consuming and may require professional installation.

3. May draw excessive power: The high power output of the amplifier kit may require upgrading your car's electrical system to prevent power loss and ensure optimal performance.

Conclusion:

The Rockford Fosgate HD9813SG-2 2-ohm Dual 13.5" Subwoofer Amplifier Kit is a high-performance and versatile solution for those looking to upgrade their car audio system with powerful subwoofers and amplifiers. While it may be more expensive than other options and require additional wiring and electrical work, its impressive power handling, customizable features, and durable construction make it a worthwhile investment for serious car audio enthusiasts.

Recommendation:

If you're serious about upgrading your car audio system and are looking for a high-performance subwoofer and amplifier kit, the Rockford Fosgate HD9813SG-2 is an excellent choice. Its powerful output, versatile features, and durable construction make it a popular choice among car audio enthusiasts, and its compact design ensures that it can fit easily in most vehicles. However, be prepared for the additional cost and potential installation challenges that come with such a premium product. If you're on a tighter budget or prefer a more straightforward installation, there are other, more affordable options available. Ultimately, the decision comes down to your personal preferences and audio system goals.

specifications scootnav:

  • brand: Rockford Fosgate
  • part type: Unit Speaker Amplifier
  • modified item: No
  • manufacturer part number: HD9813SG-STAGE2
  • upc: 780687356170

returns scootnav:

  • paid by: Seller
  • policy: Returns Accepted
  • time: 30 Days

general scootnav:

  • condition: New
  • Motorcycle Scooter Parts Accessories > Audio, Communication Navigation > Complete Audio Kits

offer scootnav:

  • started: July 15, 2025
  • options: Ship-to-home
  • sold: 0
  • availability: In Stock
  • quantity: 6

shipping scootnav:

  • class: Standard, Expedited, One-day
  • cost: $0.00
  • carrier: UPS
  • type: Calculated
  • service: UPS Ground, UPS 3 Day Select, UPS 2nd Day Air, UPS Next Day Air Saver
  • transit: 3-7 Days

seller scootnav:

  • rating: 99.3%
  • # reviews: 27613

payments scootnav:

  • wallet: Apple-pay
  • credit card: Discover
  • other
part type: unit speaker amplifier, modified item: no,
category: motorcycle parts > motorcycle scooter parts accessories > audio, communication navigation > complete audio kits, sku: 3746391464072772,

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