Complete 3500W to 6500W 4 Gauge Amplifier Kit - Blue - Installer & DIY

In this review of the Complete 3500W to 6500W 4 Gauge Amplifier Kit, the bottom line is simple: this kit is built for installers and DIY hobbyists who need a full, ready-to-install wiring solution for car, truck, motorcycle, RV or ATV systems. The reviewer found the biggest reason to buy is the comprehensive combination of heavy gauge power and ground cables, a 200A inline ANL fuse, and long double-shielded RCA leads, all in one package that removes guesswork when wiring high-power amplifiers.

Key Features

• 17 ft 4 gauge power cable: Thick 4 GA power wire provides ample current capacity and lower voltage drop for high-power amplifiers up to the kit's target range.
• 3 ft 4 gauge ground cable: A short, heavy ground lead helps ensure a solid chassis return and reduces noise introduced by poor grounding.
• Inline ANL fuse holder with 200A fuse: The included fuse and holder protect the amplifier and vehicle wiring from major faults without needing separate purchases.
• 17 ft double-shielded RCA cable: Long, shielded line-level cables minimize interference and give freedom to place the amplifier at a distance from the head unit.
• Turn-on, speaker wire and terminals: The kit supplies a 17 ft turn-on lead and 20 ft 16 GA speaker wire plus terminals so installers have all connectors for a complete hookup.

Who It's For

This kit is aimed at the person installing medium to large aftermarket amplifiers who prefers one package that includes power, ground, signal and protection components. It suits professional installers or experienced DIYers wiring car, truck, motorcycle, RV or ATV systems where cable length and heavy gauge conductors matter.

Those who should look elsewhere include buyers needing specialized connectors, exotic vehicle-specific wiring, or higher-than-200A fused builds; for extreme custom installs you may prefer separately selected components or different fuse ratings.

Pros & Cons

Pros

• Comprehensive kit with heavy 4 GA power and ground cables and a 200A ANL fuse for protection.
• Long 17 ft double-shielded RCA and turn-on cables give flexibility in amplifier placement and reduce noise.
• Includes speaker wire and terminals so the installer does not need many additional parts.

Cons

• Fuse is limited to 200A; very high current custom systems may need a different fuse rating.
• Color and kit layout are basic; installers wanting premium branded components might prefer buying parts separately.

Specifications

Brand	Gravity Kit Pro
Power cable	17 ft, 4 gauge
Ground cable	3 ft, 4 gauge
Inline fuse	ANL fuse holder with 200A fuse
RCA cable	17 ft, double-shielded
Turn-on & speaker wire	17 ft turn-on (18 GA) and 20 ft speaker wire (16 GA)

Our Verdict

The Complete 3500W to 6500W 4 Gauge Amplifier Kit in blue is a practical, good-value bundle for most installers and advanced DIYers who need reliable power and signal cabling plus a protective 200A ANL fuse. It saves time by supplying long, heavy-gauge wires and all terminals, making it a sensible pick for typical high-power car and vehicle audio installs.

Frequently Asked Questions

Will this kit handle a 3500W amplifier?
Yes, the 4 GA power and ground cables and included 200A ANL fuse are sized to support the kit's stated 3500W to 6500W target range when matched with appropriate amplifiers and correct installation.

Are the RCA cables shielded to prevent noise?
Yes, the kit includes 17 ft double-shielded RCA cables to reduce interference and help maintain clean line-level signals.

Does the kit include speaker wire and connectors?
Yes, it ships with 20 ft of 16 GA speaker wire, a 17 ft turn-on lead, and necessary terminals to complete a standard amplifier install.