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JL Audio

JL Audio SB-POL-RZG2R/10TW3 10" Stealthbox 400W 4Ω Polaris RZR 010-03994-00 (94631)

JL Audio SB-POL-RZG2R/10TW3 10" Stealthbox 400W 4Ω Polaris RZR 010-03994-00 (94631)

$1,149.99 USD
$1,149.99 USD
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JL Audio SB-POL-RZG2R/10TW3 is a vehicle-specific Stealthbox subwoofer system engineered for 2014-up Polaris RZR models. This sealed fiberglass enclosure mounts behind the rear firewall and houses a single JL Audio 10TW3-D4 10" subwoofer, delivering deep, accurate bass without sacrificing critical cabin or cargo space.

This Stealthbox is rated for 400 W RMS into a 4 Ω load and is optimized for clean monoblock amplification in demanding off-road and powersports environments.

Key Features

  • Custom-fit Stealthbox enclosure for select Polaris RZR models
  • Single JL Audio 10TW3-D4 10" thin-line subwoofer
  • 400 W RMS power handling at 4 Ω
  • Sealed fiberglass construction for tight, controlled bass
  • Mounts behind the rear firewall to preserve cockpit space

Vehicle Compatibility

Year Make Model Notes
2014 Polaris RZR 4 900 Behind rear firewall; verify RZR chassis before ordering.
2015 Polaris RZR 4 900 Behind rear firewall; verify RZR chassis before ordering.
2016 Polaris RZR 4 900 Behind rear firewall; verify RZR chassis before ordering.
2017 Polaris RZR 4 900 Behind rear firewall; verify RZR chassis before ordering.
2018 Polaris RZR 4 900 Behind rear firewall; verify RZR chassis before ordering.
2019 Polaris RZR 4 900 Behind rear firewall; verify RZR chassis before ordering.
2020 Polaris RZR 4 900 Behind rear firewall; verify RZR chassis before ordering.
2021 Polaris RZR 4 900 Behind rear firewall; verify RZR chassis before ordering.
2022 Polaris RZR 4 900 Behind rear firewall; verify RZR chassis before ordering.
2023 Polaris RZR 4 900 Behind rear firewall; verify RZR chassis before ordering.
2024 Polaris RZR 4 900 Behind rear firewall; verify RZR chassis before ordering.
2025 Polaris RZR 4 900 Behind rear firewall; verify RZR chassis before ordering.
2026 Polaris RZR 4 900 Behind rear firewall; verify RZR chassis before ordering.
2014 Polaris RZR 900 XC Behind rear firewall; verify RZR chassis before ordering.
2015 Polaris RZR 900 XC Behind rear firewall; verify RZR chassis before ordering.
2016 Polaris RZR 900 XC Behind rear firewall; verify RZR chassis before ordering.
2017 Polaris RZR 900 XC Behind rear firewall; verify RZR chassis before ordering.
2018 Polaris RZR 900 XC Behind rear firewall; verify RZR chassis before ordering.
2019 Polaris RZR 900 XC Behind rear firewall; verify RZR chassis before ordering.
2020 Polaris RZR 900 XC Behind rear firewall; verify RZR chassis before ordering.
2021 Polaris RZR 900 XC Behind rear firewall; verify RZR chassis before ordering.
2022 Polaris RZR 900 XC Behind rear firewall; verify RZR chassis before ordering.
2023 Polaris RZR 900 XC Behind rear firewall; verify RZR chassis before ordering.
2024 Polaris RZR 900 XC Behind rear firewall; verify RZR chassis before ordering.
2025 Polaris RZR 900 XC Behind rear firewall; verify RZR chassis before ordering.
2026 Polaris RZR 900 XC Behind rear firewall; verify RZR chassis before ordering.
2014 Polaris RZR XP 1000 Behind rear firewall; verify RZR chassis before ordering.
2015 Polaris RZR XP 1000 Behind rear firewall; verify RZR chassis before ordering.
2016 Polaris RZR XP 1000 Behind rear firewall; verify RZR chassis before ordering.
2017 Polaris RZR XP 1000 Behind rear firewall; verify RZR chassis before ordering.
2018 Polaris RZR XP 1000 Behind rear firewall; verify RZR chassis before ordering.
2019 Polaris RZR XP 1000 Behind rear firewall; verify RZR chassis before ordering.
2020 Polaris RZR XP 1000 Behind rear firewall; verify RZR chassis before ordering.
2021 Polaris RZR XP 1000 Behind rear firewall; verify RZR chassis before ordering.
2022 Polaris RZR XP 1000 Behind rear firewall; verify RZR chassis before ordering.
2023 Polaris RZR XP 1000 Behind rear firewall; verify RZR chassis before ordering.
2024 Polaris RZR XP 1000 Behind rear firewall; verify RZR chassis before ordering.
2025 Polaris RZR XP 1000 Behind rear firewall; verify RZR chassis before ordering.
2026 Polaris RZR XP 1000 Behind rear firewall; verify RZR chassis before ordering.
2014 Polaris RZR XP 4 1000 Behind rear firewall; verify RZR chassis before ordering.
2015 Polaris RZR XP 4 1000 Behind rear firewall; verify RZR chassis before ordering.
2016 Polaris RZR XP 4 1000 Behind rear firewall; verify RZR chassis before ordering.
2017 Polaris RZR XP 4 1000 Behind rear firewall; verify RZR chassis before ordering.
2018 Polaris RZR XP 4 1000 Behind rear firewall; verify RZR chassis before ordering.
2019 Polaris RZR XP 4 1000 Behind rear firewall; verify RZR chassis before ordering.
2020 Polaris RZR XP 4 1000 Behind rear firewall; verify RZR chassis before ordering.
2021 Polaris RZR XP 4 1000 Behind rear firewall; verify RZR chassis before ordering.
2022 Polaris RZR XP 4 1000 Behind rear firewall; verify RZR chassis before ordering.
2023 Polaris RZR XP 4 1000 Behind rear firewall; verify RZR chassis before ordering.
2024 Polaris RZR XP 4 1000 Behind rear firewall; verify RZR chassis before ordering.
2025 Polaris RZR XP 4 1000 Behind rear firewall; verify RZR chassis before ordering.
2026 Polaris RZR XP 4 1000 Behind rear firewall; verify RZR chassis before ordering.

2024 Polaris RZR 4 900, Polaris RZR 900 XC, Polaris RZR XP 1000 & Polaris RZR XP 4 1000 JL Audio Stealthbox Subwoofer Upgrade

This compatibility table lists exact year, make, and model applications for the SB-POL-RZG2R/10TW3. It is built so shoppers and AI shopping tools can match vehicle-specific JL Audio Stealthbox fitment without relying only on broad “up” year ranges. Always verify trim, factory audio configuration, seat/cargo layout, and installation location before ordering.

Recommended Amplifier Matching (Sold Separately)

For best performance, pair this Stealthbox with a JL Audio monoblock amplifier capable of delivering clean power into a 4 Ω load:

Technical Specifications

Model SB-POL-RZG2R/10TW3
Garmin PN 010-03994-00
JL Legacy PN 94631
Subwoofer 10TW3-D4
Subwoofer Size 10" (250 mm)
Continuous Power (RMS) 400 W
Nominal Impedance 4 Ω
Enclosure Type Sealed, fiberglass
Enclosure Location Behind rear firewall
Vehicle Fitment 2014-up Polaris RZR 900 XC, RZR 4 900, RZR XP 1000, RZR XP 4 1000
Warranty 2 Years (when purchased from an authorized JL Audio dealer)

Ideal Applications

  • Powersports and side-by-side audio upgrades
  • Off-road and trail-focused systems needing strong low-end
  • OEM-plus RZR builds where space is at a premium

What’s Included

  • JL Audio Stealthbox sealed enclosure
  • 10TW3-D4 subwoofer pre-installed
  • Vehicle-specific mounting hardware
  • Installation documentation

Frequently Asked Questions

  • Will this fit a 2024 Polaris RZR 4 900? Yes. The compatibility table above lists 2024 Polaris RZR 4 900 as a fitment for this JL Audio Stealthbox. Verify trim, factory audio configuration, seat/cargo layout, and installation location before ordering.
  • What amplifier should I use with this Stealthbox? Use the Recommended Amplifier Matching section above and match the amplifier to 400 W RMS at 4 Ω. Gain setting and tuning matter.
  • Is this a complete audio system? No. This listing is for the vehicle-specific SB-POL-RZG2R/10TW3 Stealthbox subwoofer system. A complete installation may require an amplifier, power wiring, signal integration, tuning, and installation accessories.

Why Buy From MCOR Automotive

  • Authorized JL Audio / Garmin dealer
  • Verified Polaris RZR Stealthbox fitment
  • Real-world powersports installation experience
  • Support for amp matching and system design
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