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Deal.ai › Massive Audio
Massive Audio
Massive Audio H84XR 8" 1000 Watts RMS Dual 4 Ohm 2.5" V.C. Subwoofer

Massive Audio H84XR 8" 1000 Watts RMS Dual 4 Ohm 2.5" V.C. Subwoofer

Best price now

$209.99at BigJeffOnlineChecked 1 h ago

30% under what the other stores charge

Compared across 9 stores. Prices are checked against each store and labelled with when.

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Price facts

  • Lowest price today: $209.99 at BigJeffOnline (checked Nov 12, 2026).
  • Checked at 9 stores.

Our take on the Massive Audio H84XR 8" 1000 Watts RMS Dual 4 Ohm 2.5" V.C. Subwoofer

The Massive Audio H84XR is an 8-inch car subwoofer built for high-output aftermarket systems. It pairs a non-pressed paper cone with a 2.5-inch dual 4-ohm voice coil on an anodized aluminum former, rated at 1000 watts RMS and 2000 watts peak. The dual 4-ohm coils let you wire to 2 or 8 ohms, so it suits a range of mono amps. It is a single sub sold each, aimed at people chasing deep, loud bass from a small-diameter driver rather than a drop-in factory replacement.

Best forHigh-output bass builds in tight enclosuresShoppers wiring a dual 4-ohm sub to a mono ampOwners upgrading a factory 8-inch locationLoud, musical daily-driver systems
Pros
  • 1000 watts RMS rating handles serious amplifier power
  • Dual 4-ohm voice coils give 2-ohm or 8-ohm wiring options
  • 2.5-inch voice coil on an anodized aluminum former for heat handling
  • Non-pressed paper cone suits deep, punchy bass
  • Compact 8-inch size fits small enclosures and stock locations
Cons
  • Needs a strong amplifier and a proper enclosure to perform
  • Single sub sold each, so a pair means buying two
  • High power demands mean wiring and electrical upgrades
  • Not a plug-and-play swap for most factory systems

Massive Audio H84XR 8" 1000 Watts RMS Dual 4 Ohm 2.5" V.C. Subwoofer prices at every store

  • Massive AudioNew

    In stock

    $299.99Free shippingChecked 1 h ago
    Visit Massive Audio
  • WalmartNew

    In stockSold by Sonic Electronix

    $299.99Free shippingChecked 1 h ago
    Visit Walmart
  • eBayNew

    In stock

    $299.99Free shippingChecked 1 h ago
    Visit eBay
  • BigJeffOnlineNew

    Availability unknown

    $209.99Checked 1 h ago
    Visit BigJeffOnline
  • AmazonNew

    Availability unknown

    As an Amazon Associate, Deal.ai earns from qualifying purchases.

    $219.99Free shippingChecked 1 h ago
    Visit Amazon
  • DBs Car AudioNew

    Availability unknown

    $299.99Checked 1 h ago
    Visit DBs Car Audio
  • Speedzone PerformanceNew

    Availability unknown

    $299.99Checked 1 h ago
    Visit Speedzone Performance
  • store.soundsolutionsaudio.comNew

    Availability unknown

    $299.99Checked 1 h ago
    Visit store.soundsolutionsaudio.com
  • East Car AudioNew

    Availability unknown

    $314.99Checked 1 h ago
    Visit East Car Audio

Also available at

  • Speedzone Performance LLCCheck price at Speedzone Performance LLC

Store links may earn us a commission.

Massive Audio H84XR 8" 1000 Watts RMS Dual 4 Ohm 2.5" V.C. Subwoofer price history

Lowest price we've seen: $209.99 on Nov 13 at BigJeffOnline. Tracked across 9 stores since Nov 13.

About the Massive Audio H84XR 8" 1000 Watts RMS Dual 4 Ohm 2.5" V.C. Subwoofer

The Massive Audio H84XR is an 8-inch car subwoofer from the Hippo Series. It is rated for 1000 watts RMS and 2000 watts peak. It has a 2.5-inch dual 4 ohm voice coil.

The basket is textured cast aluminum and is vented, as is the back plate, to help dissipate heat. The cone is non-pressed paper reinforced with Kevlar fiber and has an industrial textured finish. It has a red-stitched edge, dual poly/Nomex spiders, a high-roll surround and a reinforced fiberglass woven dust cap.

The motor is a 122 oz double-stack strontium magnet structure with a black anodized one-piece pole plate. The voice coil uses a black anodized aluminum former with Kevlar spunlace and triple heavy-duty leads. The input wires connect directly to the voice coils. A custom-tooled rubber gasket and magnet boot are included. Enclosure suggestions are in the user guide.

Brand
Massive Audio
Model
H84XR
Series
Hippo Series
Size
8"
Peak power
2000 watts
RMS power
1000 watts
Voice coil
2.5" dual 4 ohm
Voice coil former
Black anodized aluminum with Kevlar spunlace
Cone
Kevlar fiber reinforced non-pressed paper, industrial textured finish
Basket
Textured cast aluminum, vented
Magnet
122 oz double-stack strontium magnet structure
Spiders
Dual poly/Nomex
Dust cap
Reinforced fiberglass woven
Sold as
Each

Questions and answers

What amplifier power does the H84XR need?
It is rated at 1000 watts RMS and 2000 watts peak. Match it to an amplifier that delivers close to its RMS rating at the impedance you wire to.
How do I wire the dual 4-ohm coils?
Wire the two coils in parallel for a 2-ohm load or in series for 8 ohms. Pick the wiring that matches your amplifier's stable impedance.
Is it a single sub or a pair?
It is sold as each, one subwoofer per order. Two subs require two orders.
What size enclosure does an 8-inch sub like this need?
It mounts in an 8-inch cutout. Enclosure volume and tuning depend on your goals, so check the manufacturer's recommended box specs before building.
Can I use it as a factory replacement?
It is built for aftermarket installs with a dedicated amplifier. A factory head unit and wiring usually will not drive it properly.
What is the difference between RMS and peak watts here?
RMS is the continuous power it handles, 1000 watts. Peak, 2000 watts, is a brief maximum and not a target for amplifier matching.
Where is the Massive Audio H84XR 8" 1000 Watts RMS Dual 4 Ohm 2.5" V.C. Subwoofer cheapest?
At BigJeffOnline, for $209.99, 30% under what the other stores charge, as of our latest check.
Where can I buy the Massive Audio H84XR 8" 1000 Watts RMS Dual 4 Ohm 2.5" V.C. Subwoofer?
9 stores we checked sell it, including Amazon, BigJeffOnline, Massive Audio, Walmart, eBay.

Stores we've priced the Massive Audio H84XR 8" 1000 Watts RMS Dual 4 Ohm 2.5" V.C. Subwoofer at

  • BigJeffOnline deals and prices
  • East Car Audio deals and prices
  • Walmart deals and prices

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