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The Option Audio VW T6.1 Plug & Play Kit is a 6-channel DSP amp and subwoofer system for the VW T6.1, comprising the OPTION DSP6 amplifier (6 x 60W RMS) and the ROCK-3 20cm bandpass subwoofer for fitting under the driver or passenger seat. It is part of the Option Audio Plug & Play vehicle-specific range.
This listing is the DSP amp and subwoofer kit. The Option Audio VW T6.1 Plug & Play range is also available as the DSP Amp, Sub & Speakers kit.
Key specifications
- Amplifier: OPTION DSP6, 6-channel Class GD with 8-channel DSP
- Power: 6 x 60W RMS @ 4 Ohm, or 4 x 60W + 1 x 120W
- Frequency range: 20Hz to 21kHz
- Start/stop: Stable down to 6V for 5 seconds
- Subwoofer: ROCK-3 20cm passive bandpass, 130W RMS, 2 x 4 Ohm
- Amplifier size: 94 x 149 x 32mm (118 x 149mm with bracket)
- Fits: VW T6.1 (under driver or passenger seat)
VW T6.1 sound system (DSP) + subwoofer | V1 | Plug & Play | OPTION
The OPTION DSP6 amplifier drives the original front and rear speakers alongside the ROCK-3 bandpass subwoofer. The system is pre-set from the factory — only the high-pass front level and subwoofer level need adjusting via two potentiometers. The amplifier installs out of sight behind the dashboard.
The OPTION ROCK-3 delivers 130W RMS power handling in a compact, low-weight bandpass enclosure, providing powerful and clear bass reproduction from under the driver's or passenger's seat.
Installation uses the plug & play principle. Remove the car radio or base unit, integrate the included vehicle-specific wiring harness, then connect to the DSP6 amplifier and ROCK-3 subwoofer. No complicated wiring is required — all cables are included in the kit.
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Specification
| Power | 6 x 60 watts RMS at 4 ohms, or 4 x 60 watts RMS at 4 ohms plus 1 x 120 watts RMS at 4 or 2 ohms |
|---|---|
| Minimum impedance in mono mode | 1.5 Ohm |
| Frequency range | 20 Hz to 21 kHz |
| A/D converter | BurrBrown |
| D/A converter | BurrBrown |
| Operating voltage | 10.3 V - 17.5 V |
| Standby power consumption | 0.6 mA |
| Main connection | 20-pin Molex MiniFit Jr. |
| Subwoofer connection | 4-pin Molex MiniFit Jr. |
| Programming port for DSP-Eprom | RJ-45 modular jack |
| Remote control connection | RJ-45 modular jack |
| Type | 20cm bandpass subwoofer, passive |
| Power handling | 130 Watt RMS |
| Impedance | 2x 4 Ohm |
| Enclosure | High-quality bandpass construction for deep, precise bass |
More specs
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What's Included
- OPTION DSP6 power amplifier (incl. installed DSP software)
- OPTION ROCK-3 subwoofer for T6.1
- Subwoofer level remote control
- Plug & Play cable set between car radio and vehicle (incl. power supply)
- Subwoofer cable (3 metres)
- VW unlocking key
- Unpinning tool for power cable
Option Audio
About the Option Audio SET-172
From our tech experts at CEN
The Option Audio VW T6.1 Plug & Play Kit is a DSP amplifier and subwoofer package. It pairs the OPTION DSP6 6-channel amplifier with 8-channel DSP, giving 6 x 60w RMS or 4 x 60w plus 1 x 120w, with the ROCK-3 20cm bandpass subwoofer rated at 130w RMS that fits under a front seat.
Who it suits
T6.1 owners who want more volume, clarity and bass while keeping the factory radio and speakers. The DSP drives the original front and rear speakers as well as the subwoofer. If you also want new front speakers, see the kit with speakers.
Our tech experts advise
The system arrives pre-set, connects with plug-and-play cables and includes a subwoofer level remote. Its start/stop capability keeps it stable down to 6 volts for five seconds. Installation is priced per vehicle, so get in touch with your make, model and year.
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Frequently Asked Questions
Q: Do I need an amplifier for this subwoofer?
A: Yes, unless it is an active (powered) subwoofer with a built-in amplifier. Passive subwoofers need an external amplifier matched to the RMS power and impedance shown in the Specification tab.
Q: What does RMS power mean?
A: RMS is the continuous power a subwoofer can handle, and it is the number that matters when matching an amplifier. Peak or max figures describe short bursts only. Match your amplifier output to the RMS rating in the Specification tab.
Q: Can CEN build or supply an enclosure and fit everything?
A: Yes. CEN supplies enclosures and offers professional installation from our Nottingham premises, including amplifier wiring. Contact us to discuss your build.
Q: Does the T6.1 V1 kit replace the factory speakers?
A: No. The DSP6 amplifier powers the original front and rear speakers, and the ROCK-3 subwoofer adds bass.
Q: Which seat does the ROCK-3 fit under in the T6.1?
A: It fits under either the driver or the passenger seat.
Q: What adjustments can I make after fitting?
A: The system is pre-set. You can adjust the front high-pass and subwoofer level using two potentiometers, and a subwoofer level remote is included.


























