STAGE   1
STAGE   2
STAGE   3
STAGE   4

STAGE 1 -  WILL HANDLE MOST SUBS WITH 250-350 WATT POWER HANDLING AND 5-6 INCH MOUNTING DEPTH
- USES NORMAL QUALITY RESIN AND FIBERGLASS COMPONENTS   EX  - JL W0, JLW1, ALPINE TYPE S

STAGE 2 -  WILL HANDLE MOST SUBS WITH 350-500 WATT POWER HANDLING AND 6 -7 INCH MOUNTING DEPTH
- USES OUR PREMIUM RESIN AND FIBERGLASS COMPONENTS   

EX  - JL W1, JLW3, ALPINE TYPE R

STAGE 3 -  WILL HANDLE MOST SUBS WITH 500-600 WATT POWER HANDLING AND 7 -8 INCH MOUNTING DEPTH
- USES OUR PREMIUM RESIN AND FIBERGLASS COMPONENTS WITH THICKER SIDE WALLS AND CONSTRUCTION
EX  - JL W3, JLW6, ALPINE TYPE R, IMAGE DYNAMICS ID MAX

STAGE 4 -  WILL HANDLE MOST SUBS ABOVE 600 WATTS RMS AND 8 INCH PLUS MOUNTING DEPTH
- USES OUR PREMIUM RESIN AND FIBERGLASS COMPONENTS WITH THICKER SIDE WALLS AND CONSTRUCTION. ALSO IS DOUBLE LAYERED FOR ULTIMATE POWER HANDLING AND NO FLEXING.
EX  - JL W7, ALPINE TYPE X, ORION, HIFONICS, SOUNDSTREAM SPL

STAGES FOR SUB BOXES
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E90 / E92  BMW 2 / 4 DOOR

CUSTOM FIBERGLASS

SUBWOOFER BOX - 10 INCH

12 INCH AVAILABLE - PLEASE EMAIL FOR QUOTE

PICTURES OF OUR E90 / E92 BMW 2 AND 4 DOOR CUSTOM FIBERGLASS SUB BOX IN CUSTOMERS VEHICLES. PLEASE CLICK PICTURE TO SEE MORE.

PURCHASE BELOW WITH PAYPAL

CUSTOM FIT SUB BOXES
STAGE   1
STAGE   2
STAGE   3
STAGE   4

STAGE 1 -  WILL HANDLE MOST SUBS WITH 250-350 WATT POWER HANDLING AND 5-6 INCH MOUNTING DEPTH
- USES NORMAL QUALITY RESIN AND FIBERGLASS COMPONENTS   EX  - JL W0, JLW1, ALPINE TYPE S

STAGE 2 -  WILL HANDLE MOST SUBS WITH 350-500 WATT POWER HANDLING AND 6 -7 INCH MOUNTING DEPTH
- USES OUR PREMIUM RESIN AND FIBERGLASS COMPONENTS   

EX  - JL W1, JLW3, ALPINE TYPE R

STAGE 3 -  WILL HANDLE MOST SUBS WITH 500-600 WATT POWER HANDLING AND 7 -8 INCH MOUNTING DEPTH
- USES OUR PREMIUM RESIN AND FIBERGLASS COMPONENTS WITH THICKER SIDE WALLS AND CONSTRUCTION
EX  - JL W3, JLW6, ALPINE TYPE R, IMAGE DYNAMICS ID MAX

STAGE 4 -  WILL HANDLE MOST SUBS ABOVE 600 WATTS RMS AND 8 INCH PLUS MOUNTING DEPTH
- USES OUR PREMIUM RESIN AND FIBERGLASS COMPONENTS WITH THICKER SIDE WALLS AND CONSTRUCTION. ALSO IS DOUBLE LAYERED FOR ULTIMATE POWER HANDLING AND NO FLEXING.
EX  - JL W7, ALPINE TYPE X, ORION, HIFONICS, SOUNDSTREAM SPL

$250

$300

$400

$350