DC Audio



DC Audio


Regular price $299.90
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The level 3 sub is the ultimate daily driver sub. It puts out the low lows with lots of output designed for sealed or ported enclosures.

The Level 3 sub is a triple stacked FEA optimized motor wrapped in a magnet boot, chrome top plate and T yoke. The deep gap offers more X-max for a total of 22.5mm.

This sub also comes with dual upgraded progressive spiders, cone, surround, 3" voice coil, cast basket, push terminals, and upgraded sewn down lead wire. We give the Level 3 a power rating of 1000w RMS/2000w peak.

Key Features

• Extremely rigid non-pressed paper cone assembly

• Multilayered polymer foam surround

• Polypropylene dust cover with DC logo

• Dual 8” OD semi cup progressive roll spider

• Extra heavy duty interweaved tinsel lead wire sewn to spider

• Cast aluminum black frame

• FEA analyzed and optimized motor assembly – Fully CNC machined

• Rubber mounting gasket

• Chrome spring loaded push terminals

• Dual 4 ohm 3” Hi-temp Aluminum voice coil wound on black anodized voice coil former


Sub Size 10" 12" 15" 18"
Mounting Depth 6.25" 6.75" 8" 9.5"
Mounting Hole Diameter 9.35" 11" 14" 16.75"
Outside Driver Diameter 11" 12.5" 15.7" 18.5"
Motor Width 7" 7" 7" 7"
Weight 20lbs 20.5lbs 21.5lbs 22lbs
VC Diameter 3" 3" 3" 3"
Displacement .15³ ft .16³ ft .18³ ft .22³ ft
Magnet Weight 18lbs 18lbs 18lbs 18lbs
Power Handling RMS/Peak 1000 / 2000 1000 / 2000 1000 / 2000 1000 / 2000
Impedance (Ohm) D1/D2/D4 D1/D2/D4 D1/D2/D4 D1/D2/D4
Sd 324cm² 481cm² 823cm² 1217cm²
Vas 13.16 liters 28.99 liters 84.88 liters 185.6 liters
Cms 0.09 mm/N 0.09 mm/N 0.09 mm/N 0.09 mm/N
Mms 190 g 225 g  295 g 305 g
Fs 38.5 35.4 30.9 30.4
BL 17.2 N/A 17.2 N/A 17.2 N/A 17.2 N/A
Re 3.6 Ohm 3.6 Ohm 3.6 Ohm 3.6 Ohm
Le 3.5 mH 3.5 mH 3.5 mH 3.5 mH
Qms 7.66 8.33 8.18 8.32
Qes 0.567 0.617 0.706 0.718
Qts 0.528 0.574 0.65 0.661
Xmax 23 mm 23 mm 23 mm 23 mm
Ref SPL @ 1 watt 83.1 dB (86.6@2.83V) 85 dB (88.5@2.83V) 87.3 dB  (90.8@2.83V) 90.4 dB (93.9@2.83V)
Suggested Sealed .65³ ft 1³ ft 2³ ft 4³ ft
Suggested Ported  1.0³ ft 1.25³ ft 3.0³ ft 5.5³ ft

Customer Testimonials


Its 100% the  best place I’ve shopped for my car audio needs big and small always take my calls answer any questions I may have and your quick shipping is absolutely the best!

I rate the value of my purchases a 5! 

Michael Varela

Low Hertz is a lot more than a website. I know I could reach out to them if I needed anything.
No, not just with products. You can always count on quality. But questions about the hobby. Low Hertz is a movement in Car Audio. Where your not judged but helped! So get in the movement with us.
#RepTheMovement #LHCA

Ben Davis

Awesome place. Awesome customer service. Great people and always answer questions and get orders together. Great shipping time. Highly recommended. #1 spot for great service

Nick Brownell

I've been ordering from Low Hertz past few weeks now, I tell you these guys are on point! Fast shipping and the best part is... No Tax! I am a loyal customer and If you don't have the customer service like these guys, then your cut off. I will definitely get more stuff from Team Low Hertz! Thanks again for your hard work!

Johnson Thammavong

Man these guys go above and beyond. the customer service is off the charts.. #LHCA is the way to go.. I love my #LHCA bass knob, and you bet imma rock that #LHCA swag everywhere I go...

David Ebel II

The customer service is world-class!  Zack and his team were super responsive and went out of their way to research and come up with some creative solutions!  The product selection, prices and shipping are some of the best you’ll find anywhere online.  Plus the fitment and ease-of-installation of their products are excellent.

Casey McGehee

The last 3 box designs I've purchase were all 150+ db certified in the lanes, your results may vary depending on vehicle and power but they definitely know what they're doing. Well worth the money !

Eric Feliciano

They designed my husbands box. Came out great. Never a disappointment when it comes to these guys. Definitely will be coming back for another build!

Katie Belluno
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