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DS18’s PRO-HT1 is the best way to boost the range, volume, and feel of the sound reproduced by your compression drivers!
The PRO-HT1’s high strength ABS plastic casing ensures this horn can withstand the most demanding applications.
The PRO-HT1 features a short throat with a 1" diameter, allowing for crazy loud sound from your drivers. The circular profile and 110-degree coverage make this horn perfect for those looking to create a directional sound that will blow the competition away.
The twist-on installation method and standard driver thread pitch ensures that this horn is easy to install and can be securely attached to your driver in no time.
(PRO-DR250 and PRO-DRNSC Recommended)
So if you're looking to boost your drivers directional sound for unmatched performance, look no further than the DS18 PRO-HT1!
Highlights
Great For





| SPECIFICATIONS | |
| Nominal Diameter | 4.5" / 115mm |
| Throat Diameter | 1" / 25.4mm |
| Installation Type | Twist |
| Sound Coverage | 45° Rounded |
| Low Frequency Limit | 1.3KHz |
| Body Material | ABS/PC Injected |
| Color | Black |
| Sold in Pair or Single | Single |
| MEASUREMENT | |
| Overall Diameter | 4.5" / 115mm |
| Overall Depth | 2" / 51mm |
| Mounting Depth | 1.77" / 45mm |
| Mounting Hole Diameter | 3.25" / 82.4mm |
| Bolt Pattern (Horn) | 4" / 104mm x 4 - 0.18" / 4.5mm |
| Bolt Pattern (Driver) | M1-3/8" |
| SKU | PRO-HT1 |
|---|---|
| Nominal Horn Diameter | 4.5" |
| Throat Diameter | 1" |
| Installation Type | Twist |
| Sound Coverage | 45° Rounded |
| Low Frequency Limit | 13KHz |
| Body Material | ABS/PC Injected |
| Sold in Pair o Single | Single |
| Overall Diameter | 4.5" |
| Overall Depth | 2" |
| Mounting Depth | 1.77" |
| Mounting Hole Diameter | 3.25" |
| Bolt Pattern (Horn) | 4" |
| Bolt Pattern (Driver) | M1-3/8” |
| Dimensions L x W x H (Inches) | 5 x 5 x 2.25 |
| Weight (lb) | 0.3 |
| M/C Dimensions (Inches) | 25.25 x 20 x 12.5 |
| M/C Weight (lb) | 30 |
| M/C Qty | 100 pcs |
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.
















