Auto Tuba Sub Flat Pack

Price: USD $254.95
  • Description

The AutoTuba Folded Horn Subwoofer

by Bill Fitzmaurice

Stunning Horn Efficiency and Power in a Car Subwoofer


AutoTuba DIY Subwoofer Kit

  • The ultimate in portability and power combined in a small package
  • Suitable for 8-10 Drivers
  • Dimensions: 13in-19 w  x14in h x 32in d
  • Weight: Approx 35-50-lbs, dependent on driver and hardware

Kit Contents

Auto Tuba  Subwoofer Flat Pack   

The Auto Tuba flat pack kit gives you  precision precut plywood needed to build your cab. 

  • Baltic Birch 1/2 plywood precut for easy assembly
  • All the small complex parts are done saving enormous time in building.
  • There are some cuts that must be made as the cabinet is assembled

Please allow 10-14 business days for delivery.

Complete details and plans are available from

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Shipping & Inventory Update

Shipping will be closed from Dec 22 through Jan 8th.  Happy Holidays!

Please email about any order that includes drivers for availability. 

 Business is booming, and flat pack and shop built orders are once again stretching lead times. Plywood availability is becoming an issue.

Expect at a minimum of 4 weeks for any shop built order.  6-8 weeks for custom flatpacks.  We are not accepting custom built cabs at this time, only flatpacks and fEARful/ Fearless bass cabs.