Kicker - X-Series 16.5' 2-Channel RCA Audio Cable - Black - $46.99 - 4 stars
This Kicker 09XI25/QI15 RCA audio cable is compatible with most vehicles for wide-ranging compatibility and features dual twisted-pair conductors to eliminate inducted noise and interference for clear sound.
Metra - 4AWG Capacitor Add-On Kit - $34.99 - 4 stars
Easily install a capacitor in your vehicle aftermarket audio system with this capacitor hook that is marine compliant to protect against the elements.
Kicker - D-Series Amplifier Installation Kit - $69.99 - 4 stars
This installation kit combines direct-connect engineering and twisted-pair technology to eliminate noise and distortion for high-quality sound.
SoundQuest - Amplifier Wiring Kit - Multicolor - $19.99 - 4 stars
Enhance the sound system in your vehicle with this SoundQuest SQK8ANL wiring kit that allows the installation of an amplifier into most vehicles and features copper-clad aluminum construction for durability and a lasting connection.
PAC - SoundQuest 4-Gauge Amplifier Wiring Kit - Multicolor - $20.99 - 4 stars
Easily install an amplifier in your vehicle with this PAC SoundQuest SQK4ANL wiring kit, which includes power, ground and remote turn-on wires, RCA interconnects, flex-loom tubing, a speaker cable and an ANL fuse and fuse holder.
DB Link - 4-/8-Gauge Inline AGU Fuse Holder - $5.99 - 5 stars
Use this high-quality fuse holder to connect a fuse and a wire.
Metra - GM Battery Terminal - Long - Silver - $7.99 - 3 stars
This battery post extender is compatible with most GM vehicles with double stacked terminals and allows for increased power or ground connections.
Maestro - Plug-and-Play Installation Harness for Select Dodge and Jeep Vehicles - Black - $34.99 - 5 stars
With this Maestro HRN-RR-CH3 plug-and-play installation harness, you can easily install a Maestro RR module in your existing Dodge Durango, Jeep Grand Cherokee or Dodge Ram vehicle. Corrosion- and weather-resistance ensures durability.
DB Link - 100-Amp ANL Fuse - Black/Copper - $6.99 - 5 stars
Keep the music going with this fuse that provides 100 amps of protection for your car's electronic hardware.
Metra - Turbo Wire Aftermarket Radio Amp Integration Harness for Select Audi and Volkswagen Vehicles - Black - $16.99 - 5 stars
Integrate an aftermarket radio into your vehicle's sound system with this Metra Turbo Wire 70-1784 adapter that powers up to 4 speakers and seamlessly fits select 1988-2007 Audi and 1980 and later Volkswagen vehicles.
PAC - SoundQuest 1/0-Gauge Amplifier Wiring Kit - Blue - $39.99 - 4 stars
This PAC SoundQuest SQK0 wiring kit makes it easy to install an amplifier in your vehicle. The kit includes power, ground and remote turn-on wires, RCA interconnects, a fuse and fuse holder to simplify the process.
Power Acoustik - 30-Farad Capacitor - $82.99 - 4 stars
This powerful capacitor takes your car amp to new heights for an intense audio experience.