JL Audio
JL Audio 8 Inch Subwoofer 8W1v3-4 for Powerful Bass
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Ask our Morayfield team about fitment, installation parts and labour pricing.
Upgrade your car's sound system with the JL audio 8 inch Subwoofer 8W1v3-4, available at Garage Audio. This subwoofer is designed to deliver power-packed bass performance in a compact size. It’s perfect for audio enthusiasts looking to enhance their driving experience.
The JL audio 8 inch Subwoofer 8W1v3-4 features a dynamic motor design that ensures deep, accurate bass notes. Its 8-inch size is perfect for installations where space is limited but performance is a priority. Enjoy clean, distortion-free audio even at high volumes.
This subwoofer incorporates advanced cooling mechanisms which allow it to deliver superior performance. It's built for resilience and durability, making it ideal for long drives and everyday use. The sleek design complements any car interior, adding not just sound, but style.
At Garage Audio, we offer professional installation services to ensure your JL audio 8 inch Subwoofer 8W1v3-4 is seamlessly integrated into your vehicle. Our team is ready to help you achieve the best audio setup tailored to your needs.
Whether you're upgrading your car speakers or looking for a new car stereo, this subwoofer is an excellent choice. Its compact design and impressive power make it a standout addition to any car audio system. Discover unbeatable sound quality with the JL audio 8 inch Subwoofer 8W1v3-4. Explore our full range of audio upgrades to further enhance your setup. Visit Garage Audio for the best in car audio solutions today.

Specifications
Weight 8": 7.4 lbs (3.4 kg)
10": 9.9 lbs (4.5 kg)
12": 12.2 lbs (5.5 kg)
Continuous power handling (RMS) 8": 150 W
10"/12": 300 W
Sensitivity (SPL @ 1 W/1 m) 8": 84.8 dB
10" (2 Ω): 83.9 dB
10" (4 Ω): 84.2 dB
12" (2 Ω): 85.9 dB
12" (4 Ω): 86.1 dB
Nominal impedance 2 Ω or 4 Ω
Recommended amplifier power (RMS) 8": 50-150 W
10"/12": 75-300 W
Cone material Mineral-filled polypropylene
Warranty 1 year
Connections
Speaker connections Push-button terminal
Mounting Dimensions
Frame outer diameter 8": 8.5" (216 mm)
10": 10.5" (267 mm)
12": 12.5" (318 mm)
Mounting depth clearance 8": 3.86" (98 mm)
10": 4.6" (117 mm)
12": 5.41" (137 mm)
Mounting hole 8": 7.09" (180 mm)
10": 9.0625" (230 mm)
12": 11.0625" (281 mm)
Bolt hole circle 8": 7.85" (199 mm)
10": 9.7" (246 mm)
12": 11.7" (297 mm)
Motor outer diameter 8": 4.72" (120 mm)
10": 4.92" (125 mm)
12": 5.25" (133 mm)
Driver displacement 8": 0.018 cu ft (0.51 L)
10": 0.037 cu ft (1.05 L)
12": 0.052 cu ft (1.47 L)
Parameters
Free Air Resonance (FS) 8": 35.40 Hz
10" (2 Ω): 25.23 Hz
10" (4 Ω): 26.15 Hz
12" (2 Ω): 26.55 Hz
12" (4 Ω): 26.21 Hz
Electrical “Q” (Qes) 8": 0.451
10" (2 Ω): 0.463
10" (4 Ω): 0.475
12" (2 Ω): 0.554
12" (4 Ω): 0.535
Mechanical “Q” (Qms) 8": 5.791
10" (2 Ω): 7.246
10" (4 Ω): 7.243
12" (2 Ω): 8.731
12" (4 Ω): 8.2
Total “Q” (Qts) 8": 0.418
10" (2 Ω): 0.436
10" (4 Ω): 0.446
12" (2 Ω): 0.521
12" (4 Ω): 0.502
Equivalent Compliance (Vas) 8": 0.68 cu ft (19.26 L)
10" (2 Ω): 1.559 cu ft (44.15 L)
10" (4 Ω): 1.533 cu ft (43.41 L)
12" (2 Ω): 2.544 cu ft (72.04 L)
12" (4 Ω): 2.706 cu ft (76.63 L)
One-way linear excursion (Xmax; specs are derived via one-way voice coil overhang method with no correction factors applied) 8": 0.3" (8 mm)
10"/12": 0.45" (11 mm)
Reference Efficiency (NO) 8": 0.18%
10" (2 Ω): 0.15%
10" (4 Ω): 0.16%
12" (2 Ω): 0.23%
12" (4 Ω): 0.25%
Effective piston area (SD) 8": 32.67 in² (0.0211 m²)
10": 53.584 in² (0.0346 m²)
12": 81.426 in² (0.0525 m²)
DC resistance (RE) 8": 4.06 Ω
10" (2 Ω): 2.233 Ω
10" (4 Ω): 3.902 Ω
12" (2 Ω): 2.210 Ω
12" (4 Ω): 3.915 Ω
Sealed Enclosure Specifications
Wall thickness 0.75" (19 mm)
Front baffle thickness 0.75" (19 mm)
Volume (net int.) 8": 0.350 cu ft (9.90 L)
10": 0.55 cu ft (15.57 L)
12": 1.10 cu ft (31.5 L)
External width (W) 8": 12" (305 mm)
10": 16.5" (419 mm)
12": 16" (406 mm)
External height (H) 8": 12" (305 mm)
10": 16.5" (419 mm)
12": 16" (406 mm)
External depth (D) 8": 8.625" (219 mm)
10": 7" (178 mm)
12": 11" (279 mm)
-3 dB cutoff frequency (F3) 8": 59.9 Hz
10" (2 Ω): 42.3 Hz
10" (4 Ω): 43.1 Hz
12" (2 Ω): 38.99 Hz
12" (4 Ω): 39.63 Hz
System resonance (FC) 8": 60.7 Hz
10" (2 Ω): 49.4 Hz
10" (4 Ω): 50.9 Hz
12" (2 Ω): 48.39 Hz
12" (4 Ω): 48.75 Hz
System Q at resonance (QTC) 8": 0.717
10" (2 Ω): 0.853
10" (4 Ω): 0.868
12" (2 Ω): 0.9496
12" (4 Ω): 0.9338
Ported Enclosure Specifications
Wall thickness 0.75" (19 mm)
Front baffle thickness 0.75" (19 mm)
Volume (net int.) 8": 0.50 cu ft (14.2 L)
10": 0.9 cu ft (25.5 L)
12": 1.6 cu ft (45.3 L)
External width (W) 8": 13.0" (330 mm)
10": 17.0" (432 mm)
12": 25" (635 mm)
External height (H) 8": 10" (254 mm)
10": 11.5" (292 mm)
12": 15.5" (394 mm)
External depth (D) 8": 11.125" (283 mm)
10": 15.25" (387 mm)
12": 13" (330 mm)
Internal slot port width 10": 1.125" (28.6 mm)
12": 1.5" (38 mm)
Internal slot port height 10": 10.0" (254 mm)
12": 14" (356 mm)
Internal slot port length 10": 30.1875" (767 mm)
12": 30.75" (781 mm)
Port extension length 10": 12.50" (318 mm)
12": 17" (432 mm)
Tuning frequency (FB) 8": 38 Hz
10": 32.17 Hz
12": 31.79 Hz
-3 dB cutoff frequency (F3) 8": 39.10 Hz
10" (2 Ω): 31.36 Hz
10" (4 Ω): 31.92 Hz
12" (2 Ω): 31 Hz
12" (4 Ω): 31.41 Hz
Internal round port length 8": 10" (254 mm)
Internal round port diameter 8": 2" (51 mm)