Your search for custom car speaker box returned the following:

Custom-fit fiberglass enclosure with 10" W3v3 subwoofer — fits 1998-2010 Volkswagen Beetle coupe (Dark Gray)

OUT OF STOCK

• dark gray Stealthbox® enclosure fits in spare tire well
• one 10" W3v3 subwoofer
• power handling: 100-500W RMS

Custom-fit fiberglass enclosure with 10" W3v3-2 subwoofer — fits 2004-09 Mazda 3 hatchback

OUT OF STOCK

• Stealthbox® enclosure fits in the spare tire well under the spare tire
• one 10" W3v3 subwoofer
• power handling: 100-500W RMS

Custom-fit fiberglass enclosure with 10" W3v3 subwoofer — fits 2004-09 Mazda 3 sedan

OUT OF STOCK

• Stealthbox® enclosure fits in the spare tire well under the spare tire
• one 10" W3v3 subwoofer
• power handling: 100-500W RMS

Custom-fit fiberglass enclosure with 10" W3v3 subwoofer Fits 1999-2006 Volkswagen Golf and GTI IV models

2 people say 

• dark gray Stealthbox® enclosure fits in spare tire well
• one 10" W3v3 subwoofer
• power handling: 100-500W RMS
  

Custom-fit fiberglass enclosure with 10" W3v3 subwoofer Fits 1998-2005 Volkswagen Jetta models

• dark gray Stealthbox® enclosure fits in spare tire well
• one 10" W3v3 subwoofer
• power handling: 100-500W RMS
  

Custom-fit fiberglass enclosure with 10" W3v3 subwoofer Fits 1998-up Volkswagen Beetle coupe

• dark gray Stealthbox® enclosure fits in spare tire well
• one 10" W3v3 subwoofer
• power handling: 100-500W RMS
  

Custom-fit fiberglass enclosure with 12" W3v3-2 sub — fits 1999-2002 Chevy Silverado /GMC Sierra Extended Cab models (1999-2002, Medium oak)

LOW STOCK

2 people say 

• medium oak Stealthbox® enclosure installs under driver side rear seat
• one 12" W3v3 4-ohm subwoofer
• power handling: 100-500W RMS
  

Custom-fit fiberglass enclosure with 12" W3v3-2 sub — fits 1999-2002 Chevy Silverado /GMC Sierra Extended Cab models (1999-2002, Graphite)

2 people say 

• graphite Stealthbox® enclosure installs under driver side rear seat
• one 12" W3v3 4-ohm subwoofer
• power handling: 100-500W RMS
  

Custom-fit fiberglass enclosure with 12" W3v3-2 sub — fits 1999-2002 Chevy Silverado /GMC Sierra Extended Cab models (1999-2002, Medium gray)

LOW STOCK

2 people say 

• medium gray Stealthbox® enclosure installs under driver side rear seat
• one 12" W3v3 4-ohm subwoofer
• power handling: 100-500W RMS
  

Custom-fit fiberglass enclosure with 12" W3v3-2 sub — fits 1999-2002 Chevy Silverado /GMC Sierra Extended Cab models (1999-2002, Blue)

2 people say 

• blue Stealthbox® enclosure installs under driver side rear seat
• one 12" W3v3 4-ohm subwoofer
• power handling: 100-500W RMS
  

Custom-fit fiberglass enclosure with two 10" W1v2 subwoofers Fits 1988-1999 Chevrolet and GMC Extended Cab pickup models (Red)

LOW STOCK

1 person says 

• red Stealthbox® enclosure fits under rear seat bench
• two 10" W1v2 subwoofers
• power handling: 100-600W RMS
  

Custom-fit fiberglass enclosure with two 10" W1v2 subwoofers Fits 1988-1999 Chevrolet and GMC Extended Cab pickup models (1995-1999, Medium neutral)

LOW STOCK

1 person says 

• medium neutral Stealthbox® enclosure fits under rear seat bench
• two 10" W1v2 subwoofers
• power handling: 100-600W RMS
  

Custom-fit fiberglass enclosure with two 10" W1v2 subwoofers — fits 2007-up Chevrolet Silverado and GMC Sierra Extended Cab trucks (Light cashmere)

• light cashmere Stealthbox® enclosure fits under driver side rear seat
• two 10" W1v2 subwoofers
• power handling: 100-600W RMS

Custom-fit fiberglass enclosure with two 10" W1v2 subwoofers — fits 2007-up Chevrolet Silverado and GMC Sierra Extended Cab trucks (Ebony)

• ebony Stealthbox® enclosure fits under driver side rear seat
• two 10" W1v2 subwoofers
• power handling: 100-600W RMS

Custom-fit fiberglass enclosure with two 10" W1v2 subwoofers — fits 2007-up Chevrolet Silverado and GMC Sierra Extended Cab trucks (Light titanium)

• light titanium Stealthbox® enclosure fits under driver side rear seat
• two 10" W1v2 subwoofers
• power handling: 100-600W RMS

Custom-fit fiberglass enclosure with two 10" W1v2 subwoofers — fits 2007-up Chevrolet Silverado and GMC Sierra Extended Cab trucks (Dark titanium)

LOW STOCK

• dark titanium Stealthbox® enclosure fits under driver side rear seat
• two 10" W1v2 subwoofers
• power handling: 100-600W RMS

Custom-fit ported fiberglass enclosure with 10" W3v3 subwoofer Fits 2004-up Ford F-150 SuperCab and SuperCrew trucks (Black (matches leather interior))

LOW STOCK

5 people say 

• black Stealthbox® enclosure fits under driver side rear seat
• one 10" W3v3 subwoofer
• power handling: 100-500W RMS
  

Custom-fit ported fiberglass enclosure with 10" W3v3 subwoofer Fits 2004-up Ford F-150 SuperCab and SuperCrew trucks (Black (matches cloth interior))

5 people say 

• dark gray Stealthbox® enclosure fits under the rear seat on the driver side
• one 10" W3v3 subwoofer
• power handling: 100-500W RMS
  

Custom-fit ported fiberglass enclosure with 10" W3v3 subwoofer Fits 2004-up Ford F-150 SuperCab and SuperCrew trucks (Dark flint)

5 people say 

• dark flint Stealthbox® enclosure fits under driver side rear seat
• one 10" W3v3 subwoofer
• power handling: 100-500W RMS
  

Custom-fit ported fiberglass enclosure with 10" W3v3 subwoofer Fits 2004-up Ford F-150 SuperCab and SuperCrew trucks (Gray)

LOW STOCK

5 people say 

• gray Stealthbox® enclosure fits in left corner of hatch well
• one 10" W3v3 subwoofer
• power handling: 100-500W RMS