MB QUART MBQRG-SUB-1 400 Watt Polaris RANGER Specific Subwoofer Tuned System
Before you begin, read through these instructions and check that all parts are present. Always disconnect negative battery terminal prior to installation. Please note that MB Quart cannot assume any responsibility for damage resulting from incorrect installation.
| Parts List | ||
| No. | Component Name | Qty |
| 1 | 10” Subwoofer w/Enclosure (MBQRG-SUB-1) | 1 |
| 2 | NA2-400.1 Amplifier | 1 |
| Tools Required | |
| 1 | Bojo Tool |
| 2 | Panel Clip Pliers |
| 3 | 1/8” Drill Bit |
| 4 | Drill |
| 5 | T25 Torx Bit |
| 7 | 10mm Socket |
| 8 | Rachet |
Disassembly
- Remove hood by turning two latches

- Remove four push pins from the passenger side center console

- Remove five push pins from the driver side center console

- Remove underseat tray from passenger side

- Lift center console upward starting at cupholder and remove from vehicle

Harness Installation
- Route the subwoofer extension harness extension harness from the middle of the dash out the grommet toward the front of the vehicle

- Pass the wires from the grommet to the radiator cap opening (if other wire present zip tie along)

- Pass the wiring around any moving parts and down the frame toward the center console and secure in place with zip ties

- Run along air intake securing with zip ties to the power bus bar harness

- Route subwoofer harness to the passenger side of the battery

- Drill 1.25” hole and pass subwoofer connection through hole and place grommet

Amplifier Adjustment
Adjust the NA2-400.1 amplifier’s gain and crossover settings as pictured
Note
Turn Gain all to the last “L” on Level HPF to 100Hz going just past “P” on LP LPF Subsonic set to 35Hz going to “S” on Subsonic Boost 0dB
Amplifier Installation
- Plug in power harness pigtail to amplifier and make appropriate power, ground, and remote connections

- Connect the subwoofer extension harness to the NA2-400.1 amplifier harness

- Connect RCAs to the NA2-400.1 amplifier from your source unit

Subwoofer Installation
- Drill three 1/8” holes at marked indents in floor (only drill deep enough to get through first layer of material)

- Place subwoofer enclosure under passenger seat and secure with three high-low T25 Torx screws and washers
Note
Use two picks to align enclosure with holes in vehicle and also use provided bit extension to reach rear screw where the arrow is 
- Connect the subwoofer enclosure harness to the subwoofer extension harness

Reassembly
- Place center console in the vehicle sliding forward then down

- Insert four push pins on passenger side console

- Place five push pins on driver side center console

- Place battery cover into place

- Turn vehicle and radio on and enjoy the music

FCC Notice
This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a mobile installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will
not occur in a particular installation.
WARNING:
Changes or modifications not expressly approved by the party responsible for compliance could void the user’s authority to operate the equipment. This equipment complied with FCC radiation exposure limits set forth for an uncontrolled environment. This equipment should be installed and operated with minimum distance 20cm between the radiator & your body.
WARRANTY
Maxxsonics USA Inc. warrants this product, to the original consumer purchaser, to be free from defects in material and workmanship for a period of one (1) year from the date of purchase. Maxxsonics USA Inc. will, at it’s discretion, repair or replace defective products during the warranty period. Components that prove to be defective in materials and workmanship under proper installation and use must be returned to the original authorized Maxxsonics USA Inc. retailer from where it was purchased. A photocopy of the original receipt must accompany the product being returned. The costs associated with removal, re-installation and freight are not the responsibility of Maxxsonics USA Inc. This warranty is limited to defective parts and specifically excludes any incidental or consequential damages connected therewith. To view the full warranty, please visit the website. The Bluetooth® word mark and logos are registered trademarks owned by the Bluetooth SIG, Inc. and any use such marks by MB Quart is under license.
All product names, logos, and brands are property of their respective owners. All company, product and service names used in this literature are for identification purposes only. Use of these names, logos, and brands does not imply endorsement.
©2021 Maxxsonics USA, Inc.
MBQuart products are designed and engineered in the USA by







































