Gravity

Gravity BGR-KIT4-PK2-BLUE-2500W 4 Gauge Amplifier Wiring Kit

2500W

Complete 4-gauge wiring kit rated for 2500W with everything you need for a clean amplifier install.

$28.99*
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*Price sourced from Amazon.com. Last updated:Oct 21, 2026.Price and availability are subject to change — details.

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Overview

The Gravity BGR-KIT4-PK2-BLUE-2500W 4 Gauge Amplifier Wiring Kit provides a complete solution for installing a car audio amplifier rated up to 2500 watts. The package centers around 17 feet of thick 4-gauge power cable, paired with a 3-foot 4-gauge ground cable and an inline AGU fuse holder pre-loaded with an 80A fuse for overcurrent protection. Signal transfer is handled by 17 feet of double-shielded RCA cable, which is designed to reject electromagnetic interference and keep your audio signal clean from the head unit to the amplifier.

Rounding out the kit are 17 feet of 18-gauge remote turn-on wire for amplifier activation, 20 feet of 16-gauge speaker wire for connecting your amplifier to your speakers, and all necessary terminal connectors and accessories. The kit is designed for versatility across vehicle types including cars, trucks, motorcycles, RVs, and ATVs. With its blue cable color scheme and comprehensive component list, this package is aimed at both professional installers and DIY enthusiasts who want a single-purchase solution without hunting down individual cables and hardware.

Key Features

POWER - The Gravity Amp PK2 4 gauge amplifier installation wiring kit is designed for 2500W to 6000W car audio applications, offering a coordinated wiring package for adding an aftermarket amplifier to a 12V vehicle.

CURRENT - Blue 4 gauge cable is sized for high-current amplifier power and ground runs, helping support an organized audio installation. Ideal for cars, trucks, motorcycles, RVs and ATVs using compatible 12V electrical systems.

VERSATILE - Built for professional installers and DIY car audio hobbyists, the Amp PK2 supports custom amplifier locations and cable-routing plans, allowing a coordinated blue wiring theme across a wide range of vehicle builds.

CAPACITY - The 4 Ga format is suited to demanding sound systems that require substantial current delivery. Select routing paths, connection hardware and circuit protection that match the amplifier, vehicle electrical system and installation layout.

FITMENT - Use this Gravity amplifier wiring kit in passenger cars, trucks, motorcycles, recreational vehicles and ATVs. Confirm terminal dimensions, cable-run length, amplifier power needs and available routing space before installation.

COMPLETE - Gravity Amp PK2 provides a practical 4 gauge wiring solution for installing or updating an aftermarket amplifier. Its blue finish helps create a consistent visual presentation for custom audio upgrades and system refresh projects.

Specifications

Brand
Gravity
Model
BGR-KIT4-PK2-BLUE-2500W
Maximum Power Rating
2500W
Power Cable
17 ft, 4 GA
Ground Cable
3 ft, 4 GA
Fuse Holder
Inline AGU with 80A Fuse
RCA Cable
17 ft, Double Shielded
Turn-On Cable
17 ft, 18 GA
Speaker Wire
20 ft, 16 GA
Accessories
All terminals included
Color
Blue

Frequently Asked Questions

The kit includes 17 feet of 4-gauge (4 GA) power cable, which is thick enough to handle high-current amplifier installations up to the rated 2500W capacity.
Yes. An inline AGU fuse holder with an 80A fuse is included, providing essential circuit protection between your battery and amplifier.
The kit comes with 17 feet of double-shielded RCA cable, designed to reduce interference and noise for a cleaner audio signal from your head unit to your amplifier.
Yes. The cable lengths and terminal accessories are suitable for cars, trucks, motorcycles, RVs, and ATVs, making it versatile for a variety of vehicle audio installations.
Yes. The kit includes 17 feet of 18-gauge turn-on cable for the amplifier's remote activation connection.