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JBL GTO-504EZ_SK6681 4-Channel A/B Car Amplifier and 8 Gauge Amplifier Installation Kit

4-Channel GTO Series Class A/B Car Amplifier and 8 Gauge 6000 Series Complete Amplifier Installation Kit

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4-Channel GTO Series Class AB Car Amplifier • Max power output: 160 watts x 4 chan. • Bridged; 4 ohm: 150 watts x 2 chan. • 8 Gauge 6000 Series Complete Amplifier Wiring Kit • Made From 100% Oxygen-Free Copper

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Product Highlights


4-Channel GTO Series Class AB Car Amplifier • Max power output: 160 watts x 4 chan. • Bridged; 4 ohm: 150 watts x 2 chan. • 8 Gauge 6000 Series Complete Amplifier Wiring Kit • Made From 100% Oxygen-Free Copper

Description


JBL brand icon

Authorized dealer

JBL GTO-504EZ

4-Channel GTO Series Class A/B Car Amplifier
Quantity: 1

General Features:

  • 4-Channel GTO Series Class AB Car Amplifier
  • RMS Power Rating:
    • 4 ohm: 50 watts x 4 chan.
    • 2 ohm: 75 watts x 4 chan.
    • Bridged; 4 ohm: 150 watts x 2 chan.
  • Max power output: 160 watts x 4 chan.
  • LED power (green) and protect (red) indicators
  • Variable Bass Boost (0 to +12 dB bass boost at 50 Hz)
  • Soft start turn-on
  • Gain LED indicators for proper gain adjustment
  • 4/3/2 channel operation
  • Heavy duty aluminum alloy heat-sink
  • Nickel-plated RCA level inputs
  • Nickel-plated screw terminals
  • Input sensitivity:
    • Low level: 125mV-5V
    • High level: 250mV-10V
  • Variable low-pass filter (40-220 Hz, 24 dB/octave)
  • Variable high-pass filter (40-220 Hz, 24 dB/octave)
  • CEA-2006 compliant amplifier
  • Frequency response: 20-23000 Hz
  • 8 gauge power and ground wiring is required for installation. Contact us for information regarding a discount on select amplifier kits from our website when purchased together with this amplifier.
  • Dimensions: 9-11/16"W x 8-3/8"L x 2-9/16"H
  • Authorized Internet Dealer
  • 1-year Manufacturer's Warranty

Stinger SK6681

8 Gauge 6000 Series Complete Amplifier Installation Kit
Quantity: 1

Product Features:
  • 8 Gauge 6000 Series Complete Amplifier Wiring Kit
  • Designed specifically for car audio systems up to 400 watts
  • Premium power and ground wire provides optimal power transfer
  • Made from 100% oxygen-free copper for a pure uninterrupted transfer of power
  • 6000 Series shielded RCA audio interconnect cables for increased noise rejection
  • Mini-ANL style fuse holder for maximum power delivery and safety
  • HPM style speaker wire for optimum performance
  • Pre-Installed black nylon mesh covering protects power & ground wire from damage
  • TruSpec cables/wires meet or exceed the industry standard of copper required for the gauge size
  • Matte finish HyperTwist wire construction provides excellent flexibility
  • Pre-Terminated power connections provide reliable performance
  • Authorized Internet Dealer
  • 1-year Manufacturer's warranty
Package Includes:
  1. 17 ft. of 8 Gauge matte blue hyper-twist power wire
  2. 3 ft. of 8 Gauge Matte silver hyper-twist ground wire
  3. 17 ft. of 18 Gauge Blue turn-on wire
  4. 17 ft. 6000 Series RCA interconnects
  5. 30 ft. 16 Gauge HPM speaker wire
  6. Fuse included
  7. Mini-ANL style fuse holder
  8. 70 Amp Mini-ANL fuse
  9. Pre-Terminated ends
  10. Mesh wire loom
  11. Stinger metal badge
  12. Includes installation accessories

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Item Details


Manufacturer:

JBL

Model Number:

GTO-504EZ_SK6681

Weight:

13.04lbs

Internal SKU:

gto504ez_sk6681

Internal Product ID:

46548

Product and How-to Videos


  • Harman International: The Pursuit of Great Sound
  • How To Install an Amplifier: Car Amplifier Basics Part 2

Customer Ratings & Reviews


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• Made From 100% Oxygen-Free Copper

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Modern vehicles often require specific brackets, wiring harnesses, and mounting solutions. A fit guide ensures:

  • You see only parts engineered for your exact vehicle
  • You avoid incompatible radios, speakers, or wiring
  • Installation is smoother, faster, and frustration-free
  • You get the correct accessories the first time

Whether you're replacing a factory stereo or upgrading your entire audio system, the Fit Finder eliminates uncertainty.