KuztomBoxes - KB-TBP-49-4X8 PORTED - Single Cab Ported Box 49" 95-7867 The NF1 is an inline

The NF1 is an inline and unpowered noise filter with high quality RCA's that gets rid of most RCA related interference noise

5-inch double-din floating display multimedia receiver engineered for modern car audio systems

Harness 70-9003 (non-amplified) (sold separately)

Internally dampened polypropylene cones and durable rubber surrounds assist the woofers in creating precise midrange and midbass

What is the TPT-D250X driver used for

KuztomBoxes - KB-TBP-49-4X8 PORTED - Single Cab Ported Box 49" 95-7867 The NF1 is an inlineFits: UNIVERSAL SINGLE CAB PORTED BOX Box Dimensions: Length: 49"TOP Width: 5. 5"BOTTOM Width: 8. 5" Height: 13. 5" Port Dimensions: Length: 11" Width: 4. 25" Height: 2" Air Space Per Sub: . 8 CF(4 X8 BOX . 4 CF PER WOOFER ) Box Tuning: 39 HZ Mounting Depth: 6. 5" Wood Type: High Quality MDF MADE IN USA Enclosure Finish: Black Armor Coating (Same Heavy Duty Material That is Use to Paint Truck Beds) All KUZTOMBOXES come with speaker terminals Included.