Weichai Engine Oil Filter 1002003545A
Product Description
The Weichai engine is the powerhouse of your fleet, and its
performance and longevity hinge on one critical element: clean oil.
Nanjing Dingguan Auto Parts Co., Ltd. offers this high-performance Engine Oil Filter, part number 1002003545A, the essential guardian for your Weichai engines. A clogged or
inefficient filter allows harmful contaminants to circulate,
leading to premature engine wear, reduced fuel efficiency, and
ultimately, costly breakdowns.
This filter is engineered to be the definitive first line of
defense for your engine's health.
Key Features & Benefits:
- Superior Filtration Performance: Features a high-efficiency, high-capacity filtration media that
effectively traps the smallest and most damaging contaminants,
including sludge, metal shavings, and carbon deposits, ensuring
only clean oil lubricates your engine.
- Maximizes Engine Life: By delivering a continuous supply of clean oil, this filter
minimizes friction and abrasive wear on critical components like
pistons, bearings, and camshafts, significantly extending the life
of your engine.
- Perfect OEM-Standard Fit: Engineered as a direct replacement for Weichai part 1002003545A,
it guarantees a perfect, leak-free seal and hassle-free
installation, saving valuable time during routine maintenance.
- Cost-Effective Protection: Regular replacement with a quality filter is the single most
important and cost-effective maintenance task you can perform to
protect your high-value engine and prevent catastrophic, expensive
failures.
As a specialized manufacturer, Nanjing Dingguan is committed to
providing filtration solutions that meet the highest standards of
quality and reliability.
Contact us today to request a competitive quote and ensure the
long-term health of your Weichai engines.
Product Name: | Oil filter | Part Number; | 1002003545A |
Quality control: | ISO 9001+ISO/TS 16949 | Size: | standard |
| Type: | filter element | Place of origin: | Nanjing, China |
Materials: | paper core | 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: | 1002003545A | 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

Q1: What is the main advantage of using this premium oil filter on
my Weichai engine?
A1: This premium oil filter is designed to provide superior engine protection. It efficiently removes contaminants like metal particles, soot,
and sludge from the engine oil . Clean oil is crucial for reducing
engine wear, maintaining performance, and extending the engine's
service life.
Q2: How can I be sure this filter is compatible with my Weichai
engine?
A2: This product is engineered as a direct replacement part for specific Weichai engine models. To guarantee a perfect fit and
optimal performance, you must confirm that your engine model is
compatible with Part Number 1002003545A. Always cross-reference this number with your engine's
requirements.
Q3: Why is this oil filter described as "premium"?
A3: It is considered "premium" due to its high-quality construction
and features that often exceed standard filters. These can include high-efficiency filter media for finer filtration , a robust anti-drain back valve to prevent dry starts, and a reliable pressure relief valve to ensure continuous oil flow . These components work together to
provide consistent protection under various operating conditions.
Q4: Is this filter built to last under demanding operating
conditions?
A4: Yes. Premium filters are typically constructed with durable materials designed to withstand the pressure and temperature extremes within
an engine . They offer a long service life and consistent performance, which helps reduce downtime and
maintenance frequency.
Q5: Does using a high-quality filter like this offer any long-term
benefits?
A5: Absolutely. Investing in a premium filter is an investment in your
engine's health. By ensuring clean oil, it helps reduce overall wear and tear, which can lead to improved engine longevity and reliability . This can also contribute to maintaining optimal fuel efficiency
and lowering the total cost of ownership over time.
Q6: Is professional installation recommended?
A6: While designed as a direct replacement, we highly recommend that
installation is carried out by a qualified technician. Proper installation is critical to ensure no leaks, correct sealing, and optimal performance.
Q7: What kind of warranty supports this product?
A7: We stand behind the quality of our products. This premium oil
filter is backed by a warranty that covers defects in workmanship
and materials. Please consult the seller or the product
documentation for the specific terms and conditions of the
warranty.
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. |
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