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Upgrade your 1998+ Harley-Davidson Road King (Gen-2) sound with our Complete Amp Install Kit, RFK-HDRKM5, for the next step in motorcycle performance.
| Amplifier Compatibility | M5-800X4 (sold separately) |
| Bluetooth Receiver | RFBTRCA (included) |
| Dual Amp Installation Kit | No |
| Included In The Box | (1) 1510-74542-01 Amp Mounting Plate (1) 1510-74041-01 Amp Cover Top (1) 1415-73761-01 2014+ Drill Template ABS (1) 1415-73471-01 98-13 Drill Template ABS (1) 1560-72393-01 Power Wire Harness (1) 1560-76476-01 Main Wire Harness (1) 1560-72391-01 2014+ Brake Wire harness (1) 1560-72392-01 9813 Brake Wire harness (1) 1560-62039-01 Lower Expansion Pigtail (1) 1125-75397 Alcohol Wipe (1) 1610-76332-01 Adhesive Promoter (1) 1130-76319-01 AP PACK: — (1) 45mm Hole Saw — (1) Drill Bit Ø3.5mm x 70mm — (1) Cable Clamp — (2) Pan Head Phillips, M3.0x0.5, 12mm — (2) Pan Head Phillips, M3.0x0.5, 5mm — (2) M3 Flat Washer 3.2mm ID x 9mm OD — (12) Zip Ties |
| Battery PWR/GND Gauge | 8 AWG |
| Amplifier PWR/GND Gauge | 8 AWG |
| Speaker Wire Gauge | 16 AWG |
| Fuse Size | 60 Amp |
| Fuse Type | MAXI |
| Shipping Weight | 4.2 lb. (1.9 Kg) |
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.






