Rockford Fosgate
Rockford Fosgate RFRZ-K4D Amplifier Installation Kit for Polaris RZR (2014–2018) – 4 AWG Wiring
- Built for dependable powersports performance
- Durable materials selected for regular use
- Rider-focused fit, function and convenience
- Designed for straightforward installation or use
- Review product details for compatibility and specifications
RACE TESTED
Professional grade equipment
FREE SHIPPING
Orders over $100
EASY RETURNS
30-day return policy
1 YEAR WARRANTY
Built to perform
Upgrade your Polaris RZR’s audio system with the Rockford Fosgate RFRZ-K4D Amplifier Installation Kit. Designed for 2014–2018 RZR models, this kit utilizes 4 AWG power wiring to support the installation of up to 2 Rockford Fosgate amplifiers (amps sold separately). It includes all power, ground, and front speaker wiring, along with an amplifier mounting plate and hardware for a complete setup. The plug-and-play wiring harness bolts directly into your vehicle using OEM mounting points with minimal drilling, providing a clean, professional installation. Compatible with Rockford Fosgate Power small chassis amps, Power Marine amps, and PUNCH PBR amplifiers, this kit ensures reliable performance backed by Rockford Fosgate’s renowned quality and 1-year warranty.
🏁 Why Riders Choose It
RZR owners love the RFRZ-K4D kit for its versatility, plug-and-play installation, and the ability to support dual amplifiers, delivering powerful, high-fidelity sound with minimal effort.
Product Specs
- Brand: Rockford Fosgate
- Product Type: Amplifier Installation Kit
- Construction: Durable powersports-grade materials
- Application: See product description for intended use
- Compatibility: Confirm vehicle or equipment fitment
- SKU: RFRZ-K4D
Shipping
Most in-stock items ship within 1–2 business days. Shipping times may vary based on product availability, carrier delays, and destination.
Warranty
This product is covered by the manufacturer warranty. Warranty coverage may vary by brand and product type. Keep your order confirmation for warranty support.
Our Riders Say It Best
Comfortable fit, solid construction, and exactly what I expected from a quality piece of riding gear.
Layout preview—not a verified customer review.