Garage
Shop

See all parts that fit your 2022 1500

Earthquake Sound EQ4000PXi

4-Band EQ-PXi Series Pre-Amplifier Equalizer

Product videos
highlight-star-icon

4-Band Digital Equalizer • Gold-Plated Contacts • Full Fader Action • Dual Input Capability • Master and Subwoofer Volume Control • Non-Faded Stereo Low Pass Output • Input for Auxiliary Accessories

Learn more about the eq4000pxi

We apologize

This item has been discontinued


Loading...
72-6514 main

Metra 72-6514

Install New Speakers in select 1999-2026 vehicles from Dodge, Ram, Jeep

70
-37.52%

$9.99

List price $15.99

APSUB-CH42 main

PAC APSUB-CH42

Amplifier and Subwoofer Integration Interface for select 2021-2026 vehicles from Ram, Jeep, Dodge

-27.36%

$239.00

List price $329.00

ANC-CHH2 main

Axxess ANC-CHH2

Active Noise Cancellation (ANC) Bypass Harness for select 2015-2024 vehicles from Ram, Jeep, Chrysler with Premium Audio Systems

2
-11.43%

$30.99

List price $34.99

RSRAM72 main

Kleinn RSRAM72 Remote Start for 2018-2024 RAM, Dodge, Jeep, Chrysler

Easy DIY Remote Starter Kit with Key-to-Start and Push-to-Start, Takes less than 1 hour to install (RSRAM72)

-14.82%

$229.99

List price $269.99

AP4-CH42 main

PAC AP4-CH42

AmpPRO Series Amplifier Integration Interface for select 2021-2024 vehicles from Ram, Chrysler, Jeep

1
-16.03%

$419.00

List price $499.00

82-3016 main

Metra 82-3016

Speaker Adapters to Mount Tweeter without Adapter or Modification for select 1990-2024 vehicles from Dodge, Subaru, Ram

1
-52.02%

$11.99

List price $24.99

SB-D-5GRAMCCR/10TW3 main

JL Audio Stealthbox® SB-D-5GRAMCCR/10TW3

Custom fit subwoofer enclosure for select 2019-2024 1500

1

$2,099.99

72-7902 main

Metra 72-7902

Install New Speakers in select 1990-2024 vehicles from Ram, Dodge, Jeep

19
-28.59%

$9.99

List price $13.99

A219-8CPQS main

Atrend A219-8CPQS

Empty Quad 8" Sealed Rear Truck Enclosure for select 2019-2025 vehicles from Ram

1
-26.98%

$149.99

List price $205.40

SB-D-5GRAMCCF/12TW3 main

JL Audio Stealthbox SB-D-5GRAMCCF/12TW3

Custom fit subwoofer enclosure for select 2019-2024 1500 models with Fixed Rear Seat

1

$2,199.99

Product Highlights


4-Band Digital Equalizer • Gold-Plated Contacts • Full Fader Action • Dual Input Capability • Master and Subwoofer Volume Control • Non-Faded Stereo Low Pass Output • Input for Auxiliary Accessories

Description


Earthquake Sound brand icon

Authorized dealer

Product Features:
  • 4-Band Digital Equalizer
  • Gold-plated contacts for optimum signal transfer
  • Full fader action stereo outputs for the front and rear
  • Dual input capability for the CD player and main source
  • Non-faded stereo low pass output and input for auxiliary accessories
  • Master and subwoofer volume control
  • Low-level outputs: Front, Rear and Subwoofer
  • Subwoofer frequency and level control
  • Gold-plated RCA level inputs
  • Differential inputs and outputs
  • 1-year Sonic Electronix warranty
Product Specifications:
  • Number of Bands: 4
  • Input sensitivity: 250mV-12V
  • Signal-to-noise ratio: 100dB
  • Cut/Boost: +/-20dB
  • Equalization:
    • +/-20 dB @ 55 Hz
    • +/-16 dB @ 200 Hz
    • +/-14 dB @ 1,700 Hz
    • +/-20 dB @ 20,000 Hz
  • Equalization:
    • Variable 18 dB low pass crossover
    • 35-100 Hz Range
    • Variable 20dB Boost
  • THD: <0.005%
  • Input Impedance: 47 Kohm
  • Dimensions: 5"D x 6-1/2"W x 1"H

Loading...
R2-DB8V-TRK main

Alpine R2-DB8V-TRK

2000W Peak (700W RMS) Loaded Dual 8" R-Series Vented Truck Enclosure for select 2007-2024 vehicles from Ford, Jeep, Ram

1
-16.67%

$999.95

List price $1200.00

SB-D-5GRAMCCR/10TW3 main

JL Audio Stealthbox® SB-D-5GRAMCCR/10TW3

Custom fit subwoofer enclosure for select 2019-2024 1500

1

$2,099.99

S2-DB8V-TRK main

Alpine S2-DB8V-TRK

600W Peak (300W RMS) Loaded Dual 8" Vented Enclosure for select 2007-2024 vehicles from Jeep, GMC, Ford

-16.67%

$849.95

List price $1020.00

BE-RAM-19CC-P212 main

NVX Loaded BOOST Box - 2019-2024 Ram 1500 Crew Cab - BE-RAM-19CC-P212

For select 2019-2024 1500 Crew Cab - Dual 12" 1200W RMS Loaded BOOST Vented Truck Enclosure with LED Lighting

-13.51%

$1,599.99

List price $1849.98

SB-D-5GRAMCCF/12TW3 main

JL Audio Stealthbox SB-D-5GRAMCCF/12TW3

Custom fit subwoofer enclosure for select 2019-2024 1500 models with Fixed Rear Seat

1

$2,199.99

Lowest price in 30 days
PBK-RAM-19CC-S212 main

NVX PBK-RAM-19CC-S212 - 2019-2024 Ram 1500 Crew Cab - Complete Bass Package

For select 2019-2024 1500 - Dual 12" 1200W RMS Complete Amplified Subwoofer Bass Package Solution

125
-23.20%

$1,899.99

List price $2473.96

Lowest price in 30 days
PBK-RAM-19CC-P212 main

NVX PBK-RAM-19CC-P212 - 2019-2024 Ram 1500 Crew Cab - Complete Bass Package

For select 2019-2024 1500 - Dual 12" 1200W RMS Complete Amplified Subwoofer Bass Package Solution

125
-23.20%

$1,899.99

List price $2473.96

Lowest price in 30 days
PBK-RAM-19CC-P210 main

NVX PBK-RAM-19CC-P210 - 2019-2024 Ram 1500 Crew Cab - Complete Bass Package

For select 2019-2024 1500 - Dual 10" 1200W RMS Complete Amplified Subwoofer Bass Package Solution

125
-24.18%

$1,799.99

List price $2373.96

BE-RAM-19CC-P210 main

NVX Loaded BOOST Box - 2019-2024 Ram 1500 Crew Cab - BE-RAM-19CC-P210

For select 2019-2024 1500 Crew Cab - Dual 10" 1200W RMS Loaded BOOST Vented Truck Enclosure with LED Lighting

-14.29%

$1,499.99

List price $1749.98

BE-RAM-19CC-S212 main

NVX Loaded BOOST Box - 2019-2024 Ram 1500 Crew Cab - BE-RAM-19CC-S212

For select 2019-2024 1500 Crew Cab - Dual 12" 1200W RMS Loaded BOOST Sealed Truck Enclosure with LED Lighting

-13.51%

$1,599.99

List price $1849.98


Best selling similar products

XEQ7 small

NVX XEQ7

• 7 band-Band Graphic Equalizer
• 3 Sets of preamp outputs (front, rear and subwoofer)
• 7 volts Max preamp outputs
• Subwoofer frequency and level control
• Gold-plated RCA level inputs

(51)

$49.99

List price $89.99

EQX7PRO small

DS18 EQX7PRO

• 7 band-Band Graphic Equalizer
• 3 Sets of preamp outputs (front, rear, and subwoofer)
• 8 volts Max preamp outputs
• Subwoofer frequency and level control
• Gold-plated RCA level inputs

$119.95

List price $143.99

ACX-3.2 small

AudioControl ACX-3.2

• 4 band-Band Graphic Equalizer
• 3 setsof preamp outputs (front, rear and subwoofer)
• 9.5 volts max preamp outputs
• Subwoofer frequency and level control

$529.00

List price $709.00

EQ-4000BT v2 small

Earthquake Sound EQ-4000BT v2

• 4 band-Band Parametric Equalizer
• 3 sets of preamp outputs (front, rear and subwoofer)
• 9 volts max preamp outputs
• Subwoofer frequency and level control
• Gold-plated RCA level inputs

$179.99

List price $199.99

EQ780 small

Cerwin-Vega EQ780

• 7-Band Parametric Equalizer
• 3 sets of preamp outputs (front, rear and subwoofer)
• 7 volts max preamp outputs
• Subwoofer frequency and level control
• Nickel-plated RCA level inputs

$109.99

List price $109.99

CREQ7B small

Crunch CREQ7B

• 7 band-Band Parametric Equalizer
• 3 Sets of preamp outputs (front, rear and subwoofer)
• 9 volts Max preamp outputs
• Subwoofer frequency and level control
• Gold-plated RCA level inputs

$69.99

List price $99.99

EQ-770 small

Cerwin-Vega EQ-770

• 7 band-Band Parametric Equalizer
• 3 sets of preamp outputs (front, rear and subwoofer)
• 7 volts max preamp outputs
• Subwoofer frequency and level control

(2)

$99.99

List price $115.99

EQP850 small

Cerwin-Vega EQP850

• 5-Band Parametric Equalizer
• 3 sets of preamp outputs (front, rear and subwoofer)
• 9 volts max preamp outputs
• Subwoofer frequency and level control
• Nickel-plated RCA level inputs

$139.99

List price $139.99

Specifications & Details


Equalizer Specifications
Equalizer Bands
4 band
Equalizer Frequencies
55 - 20,000 Hz
Built-in Crossover
Low-Pass (LP)
High-Pass (HP)
Built-in Bass Reconstruction
No
Line Driver
No
Signal Boost/Cut
20 dB
THD (Total Harmonic Distortion)
0.005%
Signal-to-Noise Ratio
100 dB
Width
6-1/2"
Height
1"
Depth
5"
Warranty and Return Policy
Parts Warranty Duration
1 year
Labor Warranty Duration
1 year
Warranty Provider
Sonic Electronix

Item Details


Manufacturer:

Model Number:

EQ4000PXi

Weight:

1.91lbs

Internal SKU:

eq4000pxi

Internal Product ID:

27370

Product and How-to Videos


Customer Ratings & Reviews


Earthquake Sound EQ4000PXi thumbnail image

5 star
100%
4 star
0%
3 star
0%
2 star
0%
1 star
0%



Durability
5
Value
5
Features
5
Design
5
Usability
5

Customer Reviews

Sort by:

Loading...

Excellent EQ

I have had this EQ for a little over a year now, and I love it. It does the job and I got lots of flexability of costume with different FQ.

By Albert on December 14, 2011

2 found this helpful




HFX12D4BK, 12SAL small

Hifoincs HFX12D4BK with Sealed Enclosure

800W Peak (400W RMS) HFX Series 12" Dual 4-Ohm Car Subwoofer

(17)

$89.99

List price $189.98

Related Searches


Save up to 10 different vehicles in your garage
Vehicle
Store
Delete

2022 Ram 1500

2011 Dodge Nitro

2004 Lexus ES330

2005 Scion xB

2006 Volvo S80

2022 Ford Escape

1997 BMW 328i

1971 Buick GS

2005 Dodge Durango

Add vehicle Clear all vehicles
Where to find vehicle info
Are you sure you want to clear your garage?
This action cannot be undone. Confirm
This page was not designed for products.
If you continue, you will be redirected to a category customized for your vehicle. Continue
Loading...
Identify your vehicle and submodel details
  • Owner's manual
  • Vehicle's insurance card
  • Vehicle registration
  • Vehicle produced after 2005: Inside driver's side door
  • Vehicle produced before 2005: Rear passenger doorjamb, glove box, center console, or engine compartment
Car Info Side Door Icon
Vehicle Registration Icon
Vehicle Insurance Icon

Modern vehicles often require specific brackets, wiring harnesses, and mounting solutions. A fit guide ensures:

  • You see only parts engineered for your exact vehicle
  • You avoid incompatible radios, speakers, or wiring
  • Installation is smoother, faster, and frustration-free
  • You get the correct accessories the first time

Whether you're replacing a factory stereo or upgrading your entire audio system, the Fit Finder eliminates uncertainty.