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New '90-'05 Miata - DEI Door Dampening Material Kit - 50296

Quiet your Mazda Miata with our premium Door Vibration Damping Kit. By adding Boom Mat damping material to the metal doors, you greatly reduce rattles, squeaks and vibrations. This creates a more comfortable interior with improved acoustics.


Easy to peel backing to make install simple
Self adhesive backing so no mess
Black finish
Four 6”x 12” pre-cut pieces
Two 2”x 24” rolls of damping tape
Enough to do both doors

Easily forms to bends & curves
Thin and pliable to fit in tight spaces
Works with any year or model Mazda Miata; NA, NB, NC, and ND.

Reduces noise & vibrations coming from metal body
Keeps interiors quiet
Improved interior acoustics

For an added level of noise and vibration control, Add the optional interior floor dampening kit (50600) and then cover with the optional DEI Miata Insulation kit part # 50295

Please see attached installation instructions under the documents tab.
Pricing: $22.50

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Please see attached installation instructions under the documents tab .


  • 23790717
  • TCM-1035
  • New


Shipping Information

  • Item Requires Shipping
  • 8.0 lbs.
  • W13.0000” x H13.0000” x L6.0000”