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Deal.ai › KFFKFF › Subwoofers
KFFKFF
KFFKFF 10" 400W Slim Underseat Car Subwoofer

KFFKFF 10" 400W Slim Underseat Car Subwoofer

2.7(3 ratings)

Best price now

$82.99at WalmartChecked Nov 13

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Price facts

  • Last seen at $82.99 at Walmart on Nov 13.

Our take on the KFFKFF 10" 400W Slim Underseat Car Subwoofer

The KFFKFF 10" 400W Slim Underseat Car Subwoofer is a powered subwoofer designed to fit under most car seats, thanks to its 3.3-inch slim profile. It offers high- and low-level inputs for compatibility with factory and aftermarket head units, and a peak power rating of 400W. The 10-inch driver and 50–150 Hz frequency response aim to add depth to music, particularly for bass-heavy genres. It suits drivers who want more low-end without sacrificing cabin space, but its peak power figure and limited frequency range mean it won't match larger, more powerful subwoofers for sheer output or extension.

Best forDrivers with limited space who want added bassOwners of cars, SUVs, trucks, or RVs with factory audioListeners of hip-hop, EDM, and rock who want more low-endBudget-conscious shoppers seeking an all-in-one underseat sub
Pros
  • Slim 3.3-inch design fits under most seats
  • High- and low-level inputs for flexible installation
  • 10-inch driver delivers strong bass for its size
  • Integrated fixed support reduces vibration and distortion
  • Works with a wide range of vehicles
Cons
  • Peak power rating may not reflect continuous output
  • Frequency response limited to 50–150 Hz, so very deep bass is missing
  • No mention of a remote bass knob or adjustable crossover
  • May require additional wiring and installation effort
  • Build quality and long-term reliability are not well documented

KFFKFF 10" 400W Slim Underseat Car Subwoofer prices at every store

  • WalmartNew

    In stock

    $82.99Checked Nov 13
    Visit Walmart

About the KFFKFF 10" 400W Slim Underseat Car Subwoofer

This is a 10-inch (254 mm) under-seat car subwoofer with a slim 3.3-inch body. It is meant to add deep bass to a vehicle's audio system and fits under most car seats. It suits cars, SUVs, trucks and RVs.

An integrated fixed support lifts the subwoofer so it makes less contact with the car's chassis. This helps limit distortion caused by vibration. The frequency response is 50-150 Hz, and peak power is 400 W.

It connects through either an RCA audio cable or a high-level input cable, so it works with both advanced and basic main units. It turns on automatically when it detects an input signal. It can also be switched on with a button on its control panel. Installation hardware, cables and a user manual are included. Disconnect the negative battery terminal before installing.

Model
YL-1013
Speaker size
10 in / 254 mm
Rated voltage
DC 12 V
Rated RMS power
200 W
Peak power
400 W
Frequency range
50-150 Hz
Signal-to-noise
> 90%
Inputs
RCA audio, high-level input
Control
Wired remote control (volume controller)
Material
Aluminum alloy, magnet
Dimensions
13.8 x 10.0 x 3.3 in / 350 x 255 x 85 mm
Weight
9.9 lbs / 4.5 kg
Compatibility
Cars, SUVs, trucks, RVs
In the box
1 subwoofer, 1 DC power cord, 1 fuse, 1 GND cable, 1 RCA audio cable, 1 high to low level converter, 1 high-level input cable, 1 ACC device connection wire, 1 volume controller, 4 self-tapping screws,

Specifications

size
16.54*6.69*13.39Source

Questions and answers

Will this fit under my car seat?
It measures 3.3 inches thick, which is slim enough for most car seats, but check the space under your seat before buying.
Does it come with a wiring kit?
The description does not list a wiring kit, so you may need to buy an amplifier wiring kit separately.
Can I connect it to my factory stereo?
Yes, it has high-level inputs that accept speaker-level signals from factory head units.
What is the actual power output?
The 400W figure is peak power; continuous RMS power is not specified, so expect lower real-world output.
Does it have a remote bass control?
No remote bass knob is mentioned, so bass adjustment is done at the unit or head unit.
What is the frequency response?
It is rated at 50–150 Hz, which covers most music bass but not the deepest sub-bass.
Where is the KFFKFF 10" 400W Slim Underseat Car Subwoofer cheapest?
At Walmart, for $82.99, as of our latest check.
What do buyers say about the KFFKFF 10" 400W Slim Underseat Car Subwoofer?
Rated 2.7 out of 5 from 3 ratings.

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