Powerful Air Horn Upgrade for Yutong Commercial Vehicles
(3723-00037 / QLK24-22)
Product Description
Ensure your fleet is heard and respected on the road with our
high-performance air horn, the perfect safety upgrade for Yutong
commercial vehicles. Identified by part numbers 3723-00037 and
QLK24-22, this horn delivers a loud, clear, and commanding sound
that standard electric horns simply cannot match. In complex
traffic situations, on highways, or at busy work sites, an
authoritative audible warning is critical for preventing accidents.
This air horn cuts through ambient noise, instantly alerting other
drivers and pedestrians to your vehicle’s presence, significantly
enhancing situational awareness and overall safety for everyone.
As a leading manufacturer and supplier, Nanjing Dingguan
Accessories Co., Ltd. has engineered this air horn for exceptional
reliability and durability. It is constructed from robust,
weather-resistant materials to withstand the harsh conditions of
daily commercial use, ensuring consistent performance in any
environment. The kit is designed as a straightforward modification,
providing a powerful blast of sound that is both effective and
professional. By choosing this upgrade, you are investing directly
in the safety of your drivers and the public, while equipping your
vehicles with a feature that commands attention when it matters
most.
Product Name: | Air horn | Part Number; | 3723-00037/QLK24-22 |
Quality control: | ISO 9001+ISO/TS 16949 | Size: | DC24V |
| Type: | Loudspeaker accessories | Place of origin: | Nanjing, China |
Materials: | metal | Packaging: | Paper packaging/custom packaging |
Minimum order quantity: | 1 | Application: | bus |
Status: | brand new | Cargo transportation: | TNT, EMS, UPS, FedEx, DHL or according to your requirements. |
OE: | 3723-00037/QLK24-22 | Factory quality inspection: | 100% inspection |
Product details pictures

How to buy the right bus accessories
| 1.Please provide VIN number |
| 2.Please provide clear photos |
| 3.Please provide the OEM number |
| 4.lf you are unsure, please contact us. |

Nanjing Dingguan Auto Parts Co., Ltd.
-- Your reliable partner for bus spare parts.
About Us
Nanjing Dingguan Automotive Parts Co., Ltd. specializes in
providing high-quality and cost-effective parts for buses and
commercial vehicles. We focus on the global market, have rich
experience in exporting bus and truck parts, provide services to
distributors and fleet operators, and provide tailor-made solutions
to meet different needs.
Warehouse and cargo display

About shipping and packaging
transportation | TNT, EMS, UPS, FedEx, DHL or as per your requirement. |
| packaging | Bubble wrap, cartons, wooden boxes, and pallets are used to avoid
damage to goods caused by bumps. |

common problem
1: Can you provide an accurate price? |
| Sure. You need to provide the vehicle VIN number, provide the
product OEM code, or provide a clear product photo. |
2: What's your minimum order quantity? |
| No minimum order quantity, of course, if you buy more items from
our company, you can get preferential prices and discounts. |
3: What's the delivery time? |
Air freight orders take 5 to 8 days. Sea freight orders take 15 to
25 days. |
My advantage
1:High-Quality Bus Components |
| Specialized in premium aftermarket bus parts including engines,transmissions, and braking systems, built for durability and
performance. |
| 2:Comprehensive spare parts solution |
| We offer a full range of bus accessories: filters, suspension
components, electrical components, and interior accessories for all
major bus brands. |
3: ISO-Certified Manufacturing |
Our ISO 9001/TS 16949-certified products ensure strict quality
control, reliability, and compliance with international
standards.ISO |
4: Global Bus Part Coverage |
Our products are compatible with leading bus models from Europe,
Asia, and the Americas. |
5;Extensive product catalog |
Engine parts, HVAC systems, lighting, wheels and safety components
covering city, intercity and long-distance buses. |
Contact Us