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RFK88 AWG Power Installation Kit

4.694 reviewsSee all reviews

True 8 AWG wiring with solid terminals, pre‑terminated leads and a fuse assembly makes this a reliable power kit for amp/sub installs; note it’s a power‑only kit and cable lengths can be short in larger vehicles.

Buyer confidence

86%

Highlights

  • 1 Year Warranty
  • 8 AWG (8.36mm²) 735 strands
  • Includes appropriate wire termination hardware
  • Cables use 100% pure crystal-oxygen free copper (PC-OFC)

Key specs

Full specs
Battery PWR/GND Gauge
8 AWG
Amplifier PWR/GND Gauge
8 AWG
Speaker Wire Gauge
N/A
Fuse Size
60 Amp
Dual Amp Installation Kit
No
Fuse Type
AGU

Key specs

Full specs
Battery PWR/GND Gauge
8 AWG
Amplifier PWR/GND Gauge
8 AWG
Speaker Wire Gauge
N/A
Fuse Size
60 Amp

Highlights

Overview
  • 1 Year Warranty
  • 8 AWG (8.36mm²) 735 strands
  • Includes appropriate wire termination hardware

Review highlights

Based on customer reviews

Well‑built 8 AWG power kit — quality wiring, power‑only package

True 8 AWG wiring with solid terminals, pre‑terminated leads and a fuse assembly makes this a reliable power kit for amp/sub installs; note it’s a power‑only kit and cable lengths can be short in larger vehicles.

94 reviews4.6/5 averageUpdated Mar 15, 2026

What buyers praise

  • True 8 AWG thick copper wire — noticeably higher build quality
  • Pre‑terminated leads and included fuse holder/fuse simplify installation

What to watch for

  • Does not include RCA cables or speaker wire — power only
Overview

The Rockford Fosgate RFK8 is a compact amplifier wiring kit for car audio installs that need an 8 AWG power path. It covers the core wiring pieces for a basic amplifier installation: power, ground, remote turn-on, fuse holder, and fuse.

Best for

  • Single-amplifier installs where 8 AWG wiring is appropriate.
  • Replacing old or undersized amplifier power and ground wiring.
  • Installers who want the main power-kit components selected together.

Key points

  • 8 AWG power and ground wiring kit for amplifier installation.
  • Includes 17 feet of power wire and 3 feet of ground wire.
  • Includes 20 feet of remote turn-on wire.
  • AGU fuse holder and 40A fuse are included.

Fit and use

Before ordering, confirm that 8 AWG wiring and the included 40A fuse are suitable for your amplifier and vehicle layout. Measure the route from the battery to the amplifier location so the supplied wire lengths work for your install.

What to know

This is a wiring kit, not an amplifier. Use proper fuse placement and safe routing practices, and have the installation handled by a qualified installer if you are not comfortable working with vehicle electrical systems.

Highlights

Key features

  • 1 Year Warranty
  • 8 AWG (8.36mm²) 735 strands
  • Includes appropriate wire termination hardware
  • Cables use 100% pure crystal-oxygen free copper (PC-OFC)
  • Full Spec Cable meets or exceeds AWG (American Wire Gauge) requirements
  • CTA-2015
  • Includes Fused Dist.
  • BC-5W2
  • Includes Power Wire
Technologies
CTA-2015

CTA-2015

Rockford Fosgate cables conform to the CTA-2015 industry standard. The standard specifies the exact amount of

Includes Fused Dist.

Includes Fused Dist.

This amplifier kit includes fused distribution. It utilizes a stand-alone fuse holder that can be installed in a

BC-5W2

BC-5W2

BC-5W2 is a marine specification indicating this cable is suitable for use on boats and non-commercial marine

Includes Power Wire

Includes Power Wire

This amplifier kit includes power wire by including necessary cable for both B(+) and GND(-) connections.

Specs

Specifications

6
Battery PWR/GND Gauge8 AWG
Amplifier PWR/GND Gauge8 AWG
Speaker Wire GaugeN/A
Fuse Size60 Amp
Dual Amp Installation KitNo
Fuse TypeAGU
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