Amp Inputs & Reducers

Shop machined amplifier inputs and wire reducers for car audio power and ground connections. These parts help adapt cable size or connection layout at compatible amplifier terminals; they are not audio-signal reducers.

Choosing Amp Inputs and Wire Reducers

  • Wire-gauge fitment: Match the incoming cable and amplifier terminal sizes to the exact adapter.
  • Amplifier compatibility: Confirm terminal spacing, orientation and physical clearance before ordering.
  • Connection layout: Choose the input or reducer around the number of conductors and power/ground arrangement required by the installation.
  • Material and hardware: Review the product listing for material, finish, set-screw style and included components.

Secure high-current connections correctly and follow the amplifier and wiring manufacturer requirements for final installation.