Audiobahn ALUM10Q

10″ subwoofer · dual 6 Ω · 800 W RMS

26.4 HzFs, resonance

0.46Qts

1.24 ft³Vas

0.51″Xmax

800 WRMS

The Audiobahn ALUM10Q is a 10″ subwoofer. With Qts 0.46 and EBP 52 it works both sealed and ported: sealed is tighter and smaller, ported is deeper and louder.

Source	web.archive.org · manufacturer data
Checked against source	October 2026
Thiele/Small parameters	complete
Mounting dimensions	3 of 4 — missing: magnet diameter; the designer will use an estimate

Recommended box

For a sedan, one sub, 800 W. It’s the same math as the designer’s step-by-step mode, where you can fit the box to your space, vehicle and amp and get plans, a cut sheet and DXF.

Sealed

smaller, tighter

0.64 ft³ (18 L)

Net volume

Bass character (Qtc)	Tight and punchy · 0.79
Fc	45 Hz
F3 (−3 dB, no cabin gain)	43 Hz
Example box (outside)	12 5/8″ × 12 5/8″ × 11 1/16″

Open sealed box in designer

Ported

deeper, louder

0.99 ft³ (28 L)

Net volume

Tuning (Fb)	34 Hz
Port	2 round ports Ø2 1/2″, 21 1/2″ long
Port velocity at 800 W	138 ft/s
F3 (−3 dB, no cabin gain)	31 Hz
Example box (outside)	25 5/8″ × 15 3/4″ × 7 1/2″

At 800 W this example’s port will be noisy: air speed 138 ft/s, while the limit is 82 ft/s. It stays quiet up to about 280 W. Full power needs a port of at least 16.8 in², which means a bigger box than this example — size it in the designer.

Open ported box in designer

Deeper: 1.98 ft³ (56 L) tuned to 25 Hz, 31 1/2″ × 15 3/4″ × 12 7/8″ outside — a bigger box with flatter deep bass. Open in the calculator

Where to buy Amazon

Sealed Ported · SPL in dB at 1 W / 1 m, no cabin gain

Thiele/Small parameters

Size	10″
Voice coils	dual 6 Ω
RMS power	800 W
Fs	26.4 Hz
Qts	0.46
Qes	0.51
Qms	4.9
Vas	1.24 ft³

Re (one coil)	6 Ω
Sd	51.2 in²
Xmax	0.51″
Vd	26.2 in³ calc.
Mms	160 g calc.
BL	17.7 T·m calc.
EBP	52 — sealed or ported calc.
Sensitivity, 1 W / 1 m	83 dB calc.

Mounting dimensions

Cutout diameter	9 1/4″
Mounting depth	5″
Overall diameter	10 7/8″

Where it fits in a vehicle

Spots from our vehicle guides where the cutout, mounting depth and recommended box fit. The spot sizes are approximate — measure your own vehicle.

F-150 SuperCrew — under the rear seat sealed and ported box
Ram Crew Cab — under the rear seat sealed and ported box
Tacoma Double Cab — under the rear seat sealed and ported box
Tacoma Access Cab — behind the front seats sealed and ported box
Bronco 4-door — behind the rear seat sealed and ported box
Wrangler 4-door, hard top — behind the rear seat sealed and ported box
Wrangler 4-door, soft top — behind the rear seat sealed and ported box
Silverado / Sierra Crew Cab — under the rear seat sealed and ported box
Spare tire well sealed box
Polaris RZR / Ranger — under the seat sealed box
Can-Am — under the seat sealed box
Avalanche — under the rear seat sealed and ported box
FJ Cruiser — behind the rear seat sealed and ported box
El Camino 1978–87 — behind the seat sealed and ported box
Cherokee XJ — cargo area, spare moved out sealed and ported box
Excursion — behind the third row sealed and ported box
Mustang 2015–2023 coupe — trunk sealed and ported box
Challenger / Charger — trunk sealed and ported box
Tesla Model 3 — well under the trunk floor sealed and ported box
Club Car Precedent — under the rear seat sealed and ported box

“≈” means the value isn’t in the spec sheet and a typical value for the size is used; “calc.” means it’s calculated from the published parameters. Check the manufacturer’s spec sheet before you build.

Data sources

Other Audiobahn 10″ models

Similar 10″ subwoofers from other brands

Close in Fs, Qts and Vas — a box of similar volume will suit them.

Rockford Fosgate Punch HE2 RFP4210 0.64 ft³ sealed · 0.95 ft³ ported
Dayton Audio RSS265HO-44 0.57 ft³ sealed · 1.52 ft³ ported
Rockford Fosgate Punch HE2 RFP4110 0.57 ft³ sealed · 0.92 ft³ ported
PSI Platform 1 10 D2 0.88 ft³ sealed · 1.02 ft³ ported
JL Audio 10W6v2-D4 0.64 ft³ sealed · 0.95 ft³ ported
Sundown Audio SDv3-10 D4 0.64 ft³ sealed · 1.09 ft³ ported

FAQ

What box does the Audiobahn ALUM10Q need?

Recommended net volume: 0.64 ft³ sealed, 0.99 ft³ ported tuned to 34 Hz — for one sub in a sedan at 800 W. Fit the box to your space and amp in the free calculator, with plans and a cut sheet.

What are the Audiobahn ALUM10Q Thiele/Small specs?

Fs 26.4 Hz, Qts 0.46, Vas 1.24 ft³, Xmax 0.51″, Sd 51.2 in².

What is the Audiobahn ALUM10Q mounting depth?

Mounting depth is 5″, cutout diameter 9 1/4″. The inside depth of the box must exceed the mounting depth by at least 1″.

How much power does the Audiobahn ALUM10Q handle and how do I wire it?

RMS power rating: 800 W. Dual 6 Ω voice coils: series gives 12 Ω, parallel gives 3 Ω at the amp. Wiring for several subs and amp power — in the wiring calculator.

Is the Audiobahn ALUM10Q better sealed or ported?

EBP 52: both work — sealed 0.64 ft³ is tighter and smaller, ported 0.99 ft³ tuned to 34 Hz is deeper and louder.

What port does the Audiobahn ALUM10Q need?

For the 0.99 ft³ ported box tuned to 34 Hz: 2 round ports Ø2 1/2″, 21 1/2″ long, area 10 in²; or a round port Ø3 9/16″, ≈ 20 11/16″ long. Port air speed at 800 W: 138 ft/s.

What box do two Audiobahn ALUM10Q subs need?

Two subs need twice the volume: 1.27 ft³ sealed, or 1.98 ft³ ported at the same 34 Hz tuning with twice the port area. One shared chamber or one per sub — whatever fits your vehicle.