AP3 3-Inch Aero Port Kit, Flared Bass Tube, Heave Duty ABS Material Flares, 5.8mm Reinforced 12” Cardboard Pipe, Low Turbulence Design, Subwoofer Enclosure Upgrade

1. ELIMINATE PORT NOISE, BOOST BASS CLARITY
✦ Flared Design: Proprietary aerodynamic flares reduce air turbulence by 70% vs. standard tubes, eliminating “chuffing” sounds.
✦ Distortion-Free Lows: Experience punchier, deeper bass without unwanted noise pollution.

2. CUSTOM-TUNE YOUR ENCLOSURE IN MINUTES
✦ Adjustable Length: Cut the heavy-duty reinforced cardboard pipe (12″ included) to any size for perfect box tuning.
✦ Cut-to-Fit Flexibility: Recoil’s AP3 aero port seamlessly integrates with standard 3-inch PVC pipes (readily available at US hardware stores). Customize vent length in minutes for perfect bass tuning.

3. MILITARY-GRADE CONSTRUCTION
✦ 5.8mm Cardboard Core: 2X thicker than competitors (industry avg: 2.5mm) resists box compression
✦ ABS Flare Armor: 3.2mm wall thickness survives 200+ lbs pressure | Humidity-proof

4. PRECISION FIT GUARANTEE
✦ Precision Fit: AP3: 72mm ID / 126.5mm Cutout
✦ Zero-Gap Seal: Beveled edges lock flush with enclosure walls