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A Whole Lot of Boom in One Package
The DS18 GFX-8K1 is an impressive car amplifier that delivers an astounding 8000 watts of power to a 1-Ohm load. It comes in a compact package without compromising on mind-blowing power. With its full bridge design, it optimizes the potential of top-notch components, while the heavy-duty heat-sink and integrated cooling system guarantee consistent and efficient performance. This amplifier is not only powerful and robust but also an excellent choice for driving subwoofers, ensuring exceptional audio quality and bass reproduction.
Order the DS18 GFX-8K1 today to own a compact car amplifier that will squeeze every possible watt out of your bass!
Maximum Power for Your Dollar
At DS18, we strive to provide the latest and greatest technology for our customers. The GFX-8K1 is no different! Guaranteed to give you maximum performance for your dollar, this full range amp is perfect for subwoofers. You can even adjust the amplifier’s volume with remote level inputs so you can fine tune the audio of each song you play! If you like it loud (like we do), then you can’t go wrong with the GFX-8K1.
Product Highlights





| Model No. | GFX-8K1 |
| Power @ 1 ohms (14.4V) | 8000W |
| Power @ 2 ohms (14.4V) | 5000W |
| Power @ 4 ohms (14.4V) | 3500W |
| Minimum Speaker Load | 1 Ohms |
| THD | 1% |
| Input Sensitivity | 0.5-8V |
| Hi Pass Crossover (12dB/Oct) | 15Hz-2KHz |
| Lo Pass Crossover (12dB/Oct) | 50Hz-20KHz |
| Frequency Response | 15Hz-20KHz |
| Bass Boost | 0-12dB |
| Bass Boost Frequency | 35Hz-70Hz |
| Working Voltage | 9-15V |
| Input Terminal Size | 1/0AWG |
| Output Terminal Size | 8 AWG |
| Dimensions (mm) | 416 x 236 x 72 |
| SKU | GFX-8K1 |
|---|---|
| Class | D |
| Channels | 1 |
| RMS Power @ 4 Ohm / 14.4VDC | 3500W |
| RMS Power @ 2 Ohm / 14.4VDC | 5000W |
| RMS Power @ 1 Ohm / 14.4VDC | 8000W |
| Speaker Impedance Range | 1-4 |
| Frequency Response | 15Hz-20KHz |
| Low Pass Filter | 50Hz - 20KHz |
| High Pass Filter | 15Hz - 2KHz |
| Subsonic | NO |
| Subsonic Frequency | N/A |
| Bass Boost | 0 - 12dB |
| Bass Frequency | 35Hz - 70Hz |
| High Level Input | NO |
| Input Sensitivity | 0.5V-8V |
| THD Distortion | 1 |
| Operation Voltage | 9 - 15V |
| Fuse Rating | 800A |
| Power Input Size | 1/0 GA |
| Speaker Output Size | 8GA |
| Dimensions (Inches) | 15.35 x 9.29 x 2.83 |
Most products ship directly from our vendor warehouses or distributor network. Shipping times can vary depending on the brand, product size, availability, and destination.
Large or oversized items such as lift kits, wheels, tires, bumpers, exhaust systems, and audio enclosures may require additional handling time or freight shipping.
If there is ever an issue with availability, shipping cost, or delivery timing, we will contact you before moving forward with the order.
Returns may be accepted on most new, unused, unopened items within 30 days of delivery. Items must be in original packaging and in resellable condition.
Installed, used, damaged, missing-parts, electrical, special-order, clearance, or custom-built items may not be eligible for return.
Return shipping is normally the customer’s responsibility unless the return is due to our mistake, such as the wrong item being shipped.
Before sending anything back, please contact Kaos Offroad so we can review the order and provide return instructions. Returns sent without approval may be refused.
Some products are vehicle-specific. Please verify fitment before ordering. If you are unsure, contact us with your year, make, model, sub-model, and any relevant details before purchasing.
Original shipping charges, freight charges, and vendor restocking fees may be non-refundable depending on the item and supplier policy.


















