3.50 GBP
Bosch F4149 - Gasoline Filter Car
Diameter [mm]: 37Diameter 2 [mm]: 6Filter type: In-Line Filter Height [mm]: 142Outlet Ø [mm]: 8Volume [l]: 0,1Inlet Ø [mm]: 8
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Bosch F4149 Gasoline Filter Car
The Bosch F4149 is a high‑performance gasoline filter designed to protect the engine of a wide range of vehicles, including popular models from VW, Audi, Skoda, and other manufacturers. Its primary function is to remove contaminants such as dirt, dust, metal particles, and other impurities that can damage fuel injectors, carburetors, and the combustion chamber.
Key Features
- Advanced Filtration Technology: The filter employs a multi‑layered media system that captures particles as small as 0.5 microns, ensuring clean fuel delivery to the engine.
- Durable Construction: Made from high‑grade polypropylene and reinforced with a metal housing, the F4149 offers long service life even under harsh operating conditions.
- Easy Installation: The filter’s standardized size and mounting design allow for quick replacement without special tools or modifications.
- Compatibility: Suitable for gasoline engines ranging from 1.0L to 3.5L, the F4149 fits a variety of cars, vans, and light commercial vehicles.
- Low Pressure Drop: Maintains optimal fuel flow while filtering, preventing any loss in engine performance or fuel economy.
Design & Construction Details
The Bosch F4149 features a robust metal housing that protects the internal filter media from external damage. Inside, a layered filtration system consists of:
- A pre‑filter layer that captures larger debris.
- An intermediate fine‑filtration layer that traps microscopic particles.
- A final protective layer that ensures no contaminants reach the fuel injectors or carburetor.
Each layer is engineered to work synergistically, providing maximum protection while maintaining low resistance to fuel flow. The filter’s design also incorporates a pressure‑sensing valve that alerts users when the media becomes saturated and requires replacement.
Installation Guide
- Locate the Fuel Filter: In most vehicles, the F4149 is positioned along the fuel line between the fuel tank and the engine. It may be mounted on a bracket or integrated into the fuel rail.
- Disconnect the Fuel Line: Carefully relieve pressure by opening the fuel cap and using a vacuum pump if necessary to avoid spills.
- Remove the Old Filter: Unscrew or unclip the existing filter housing. Dispose of the old filter responsibly.
- Install the New F4149: Place the new filter into the housing, ensuring it is seated correctly and that all seals are intact.
- Reconnect Fuel Lines: Tighten fittings securely and check for leaks. Refill the fuel tank if needed.
- Test Engine Operation: Start the vehicle to confirm smooth operation and verify there are no abnormal noises or performance issues.
Maintenance & Replacement Interval
The Bosch F4149 is engineered for longevity, but regular inspection is recommended. A typical replacement interval ranges from 30,000 to 50,000 miles, depending on driving conditions and fuel quality. Signs that the filter needs changing include:
- Reduced engine performance or hesitation.
- Increased fuel consumption.
- Visible clogging or damage to the filter housing.
Benefits for Vehicle Owners
By installing the Bosch F4149, vehicle owners can enjoy:
- Improved engine reliability and longevity.
- Consistent fuel economy due to efficient fuel delivery.
- Reduced risk of costly repairs caused by contaminated fuel.
- Peace of mind knowing that the filter meets stringent Bosch quality standards.
Compatibility Overview
The F4149 is designed to fit a broad spectrum of gasoline engines. Below are some common vehicle families and engine types where this filter is applicable:
| Manufacturer | Model Range | Engine Type |
|---|---|---|
| Volkswagen | Golf, Passat, Tiguan, Jetta | 1.0L – 3.5L inline‑4 |
| Audi | A3, A4, Q2, Q3 | 1.0L – 3.0L inline‑4 |
| Skoda | Octavia, Superb, Kodiaq | 1.2L – 2.0L inline‑4 |
| Other Brands | Various compact and midsize cars | 1.0L – 3.5L inline‑4 |
Quality Assurance & Standards
Bosch is renowned for its commitment to quality, safety, and environmental responsibility. The F4149 complies with:
- ISO 9001:2015 – Quality Management Systems.
- ISO 14001:2015 – Environmental Management Systems.
- Industry‑specific fuel filter performance standards (e.g., SAE J179).
Environmental Impact
The Bosch F4149 is manufactured with recyclable materials and designed to minimize waste. By preventing contaminants from entering the engine, it also helps reduce emissions associated with inefficient combustion.
Conclusion
The Bosch F4149 Gasoline Filter Car represents a blend of advanced filtration technology, durable construction, and user‑friendly design. Whether you drive a daily commuter or a light commercial vehicle, this filter ensures that your engine receives clean fuel, thereby safeguarding performance, efficiency, and longevity.
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| Tags | Original Equipment parts Parts search tools |
| Identifiers | |
| Brand | ![]() Bosch is a brand of power tools and appliances. The company was founded in 1886 and produces a wide range of power tools, appliances, and accessories. Bosch tools are known for their quality and durability, and the company is a leader in innovation and design. |
| MPN | Bosch 0450904149 |
| Model | Bosch 0450904149 |
| ID | 8276854 |
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| Key Features | |



