Sylvie Willis
If you're looking for a high-pressure fuel pump for your BMW 335i, there are a variety of options available on the market. It's important to choose a reliable and compatible pump to ensure optimal performance and avoid any issues. Some of the popular choices include the Bosch and Delphi direct injection high-pressure fuel pumps, which are trusted brands available at Advance Auto Parts. You can also find options from other brands like OSIAS, offering aftermarket high-pressure fuel pumps compatible with BMW N53/N54/N55 engines. Additionally, there are basic and bucketed fuel pump kits available from retailers like ECS Tuning, providing everything needed for a successful replacement. When making your decision, consider factors such as compatibility, price, and reviews from other BMW 335i owners to find the best high-pressure fuel pump for your needs.
| Characteristics | Values |
|---|---|
| Brand | Bosch, Delphi, OSIAS, BMW, DeatschWerks, Spool Performance, Fuel It, Genuine, and more |
| Vehicle compatibility | BMW 335i, 335xi, 335is, 535i, 535ix, X5, X6, Z4, 135i, and more |
| Engine compatibility | N53, N54, N55, N54/N55, and more |
| Product type | High-pressure fuel pump, low-pressure fuel pump, fuel pump kit, fuel pump replacement kit, and more |
| Product features | Enhanced homogeneous and lean-burn combustion, maintains new-car smoothness, and more |
| Price | $89.77 - $878.78 |
What You'll Learn
High-pressure fuel pumps for BMW N54/N55 engines
High-pressure fuel pumps are essential for the proper functioning of BMW N54/N55 engines, ensuring that fuel is delivered at high pressures directly into the engine's combustion chamber. When looking for a high-pressure fuel pump for your BMW 335i, there are several options available, both from original equipment manufacturers (OEM) and aftermarket suppliers.
OEM Options
If you prefer to stick with OEM parts, you can find high-pressure fuel pumps from brands such as Bosch and Delphi, which are trusted suppliers to BMW and other automakers. These pumps are designed to meet original equipment specifications and provide the exact flow and spray pattern for optimal engine performance. Bosch, for example, offers a direct injection fuel pump (external high pressure) that contributes to engine downsizing while maintaining desired horsepower. Delphi's high-pressure fuel pumps are capable of delivering fuel at pressures ranging from 2,000 to 2,800 PSI, ensuring fast start times and increased horsepower and fuel economy.
Aftermarket Options
For those seeking more affordable alternatives, there are also aftermarket high-pressure fuel pumps available for the BMW N54/N55 engines. One popular option is the OSIAS aftermarket high-pressure fuel pump, which is designed for the BMW N54/N55 engines found in the 335i model. This pump has received mixed reviews, with some customers praising its functionality and others complaining about early pump failure. Another option is the Spool Performance Helix HPFP Overdrive Unit, which promises to safely get more from your HPFP without causing premature failure. Additionally, ECS Tuning offers a range of high-pressure fuel pump kits, including basic replacement kits and performance-oriented options that support power outputs up to 650whp.
When choosing a high-pressure fuel pump for your BMW 335i with an N54/N55 engine, you have a variety of options, both OEM and aftermarket. While OEM pumps offer peace of mind in terms of quality and performance, aftermarket pumps can provide a more affordable solution, although their reliability may vary. It is essential to carefully consider your needs, budget, and the specific requirements of your vehicle before making a purchase decision.
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High-pressure fuel pump kits
If you're looking for a high-pressure fuel pump kit for your BMW 335i, there are a few options available on the market. Here are some detailed descriptions of some high-pressure fuel pump kits that will help enhance your BMW 335i's performance:
Basic High-Pressure Fuel Pump Replacement Kit:
This kit includes everything necessary to replace a failed high-pressure fuel pump (HPFP) in your BMW 335i. It comes with new gaskets and a Genuine BMW HPFP. This kit is designed to help you get your BMW 335i back to its optimal performance and is a straightforward solution for issues like limp mode and hard starts.
High-Pressure Fuel Pump Replacement Kit:
This comprehensive kit not only includes a new high-quality BMW HPFP but also comes with new high and low-pressure fuel sensors and gaskets. This kit ensures you have all the necessary components to replace your failed HPFP and get your BMW 335i running smoothly again.
High-Pressure Fuel Pump Kit by FCP Euro:
FCP Euro offers two high-pressure fuel pump kits specifically designed for the BMW 335i. These kits include additional items required to successfully install an updated fuel pump on early production N55-powered vehicles. The kits are compatible with a range of BMW models, including the 135i, 135is, 335i, 335i GT xDrive, and more.
Aftermarket High-Pressure Fuel Pump by OSIAS:
The OSIAS aftermarket high-pressure fuel pump is designed for the BMW N53/N54/N55 engine series, including the BMW 335i. It promises to enhance durability and extend the service life of your vehicle. While some customers have reported functionality issues, others have found it to be a great alternative to the expensive OEM pump.
High-Pressure Fuel Pump Kit by Bosch:
Bosch offers a direct injection high-pressure fuel pump for the BMW 335i. As an OE supplier, Bosch provides exact flow and original spray patterns for optimal performance. Their fuel pump contributes to engine downsizing while maintaining desired horsepower. Bosch's fuel pump is a reliable option to consider for your BMW 335i.
These high-pressure fuel pump kits offer a range of features and benefits to improve the performance and reliability of your BMW 335i. It is important to carefully review the specifications and compatibility of each kit to ensure it meets your specific needs and vehicle requirements.
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High-pressure fuel pump O-rings
When it comes to choosing a high-pressure fuel pump for your BMW 335i, there are several options available in the market, including both OEM and aftermarket solutions. However, the focus of this discussion is on the High-Pressure Fuel Pump O-rings, an essential component for ensuring a secure and sealed connection between the fuel pump and the engine.
The O-rings play a critical role in preventing fuel leaks and maintaining the necessary pressure levels within the fuel system. Let's delve into the specifics of these O-rings and their significance in the high-pressure fuel pump setup of the BMW 335i.
The Importance of High-Pressure Fuel Pump O-Rings
Choosing the Right O-Rings
When selecting replacement O-rings for your BMW 335i's high-pressure fuel pump, it is imperative to choose ones that meet or exceed the original specifications. The O-rings should be made from high-quality materials, such as nitrile rubber, to ensure durability and resistance to fuel and lubricants. Additionally, paying attention to the size and dimensions is crucial. The O-rings should fit snugly into the grooves of the fuel pump to create an effective seal.
Installation and Maintenance
Installing the O-rings correctly is vital to ensure a secure connection. It is recommended to refer to a repair manual or seek assistance from a qualified technician to ensure proper installation. Moreover, regular inspection and maintenance of the O-rings are essential. Over time, the O-rings can deteriorate due to exposure to heat, chemicals, and mechanical stress. Therefore, it is advisable to inspect them periodically and replace them as necessary to prevent unexpected failures.
Sources for High-Pressure Fuel Pump O-Rings
When sourcing replacement O-rings for your BMW 335i's high-pressure fuel pump, you can explore options from both OEM and aftermarket suppliers. Here are some potential sources:
- OEM Suppliers: Genuine BMW O-rings, such as those with part numbers 13517571363, can be sourced from authorised BMW dealerships or online retailers specialising in BMW parts.
- Aftermarket Options: Various aftermarket brands offer replacement O-rings that are designed to fit the BMW 335i's high-pressure fuel pump. These can be found through online retailers and automotive parts stores.
- Specialist Automotive Stores: Stores that cater to performance or racing applications may carry high-performance O-rings designed for use with high-pressure fuel systems.
- Online Marketplaces: Platforms like eBay and Amazon offer a wide array of options for O-rings, including those compatible with the BMW 335i's high-pressure fuel pump.
In conclusion, the high-pressure fuel pump O-rings play a critical role in the reliable operation of your BMW 335i's fuel system. By choosing high-quality replacement O-rings and maintaining them properly, you can ensure the optimal performance and safety of your vehicle. Remember to refer to the specific part numbers and dimensions when sourcing replacement O-rings to ensure a perfect fit and effective sealing.
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High-pressure fuel pump wiring adapters
If you're looking for a high-pressure fuel pump wiring adapter for your BMW 335i, there are a few options to consider.
First, let's understand what a wiring adapter does. A high-pressure fuel pump wiring adapter allows you to connect a newer or different model of the fuel pump to your vehicle's existing wiring harness. This can be useful if you're upgrading or replacing your fuel pump and the new pump has a different connector than the original one.
Now, here are some specific options for the BMW 335i:
Genuine BMW High-Pressure Fuel Pump Wiring Adapter (Part Number: 12518638006)
This adapter is designed specifically for BMW vehicles and is an authentic BMW part. It is compatible with a range of BMW models, including the 335i, 135i, 135is, 228i, 320i, and more. It ensures a seamless connection between the fuel pump and the vehicle's wiring, allowing for proper functionality.
MUNIK High-Pressure Fuel Pump Wiring Adapter (Part Number: 12518638006)
This adapter, offered by MUNIK, is also compatible with the BMW 335i, along with various other BMW models. It comes with a 12-month return policy and is designed for easy installation. MUNIK also offers a free return guarantee and customer support for any installation queries.
FCP Euro High-Pressure Fuel Pump Wiring Adapter (Genuine BMW 12518638006)
FCP Euro offers the same Genuine BMW wiring adapter (Part Number: 12518638006) as mentioned earlier. They provide free shipping and a lifetime replacement guarantee on their products.
When choosing a wiring adapter, it is essential to verify compatibility with your specific vehicle model and year. Additionally, always refer to a trusted mechanic or a professional for guidance on installation procedures to ensure a safe and proper connection.
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High-pressure fuel pump bolts
The high-pressure fuel pump mounting bolt for the BMW 335i is sold and priced individually, with thread sealer pre-applied to the bolt threads. It is a one-time-use bolt, and measures M6x25-U1.
To replace the high-pressure fuel pump, you will need to remove the microfilter and cowl, the airbox, the chargepipe, the throttle body, the engine cover, the intake manifold, disconnect the fuel lines, and then remove the fuel pump. This process is estimated to take around 6 hours.
The tools you will need are:
- 8mm socket
- 10mm socket
- 11mm socket
- 5mm hex (short and long)
- T20 torx
- T25 torx
- E12 female torx
- 17mm OE spanner
- 18mm OE spanner
- 24mm OE spanner
- Flathead screwdriver
- Microfibre towel/shop rag
The process can be broken down into 9 steps:
- Removing microfilter and cowl
- Removing airbox
- Removing chargepipe
- Removing throttle body
- Removing engine cover
- Removing intake manifold
- Disconnecting fuel lines
- Removing fuel pump
- Putting everything back together
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Frequently asked questions
The most popular high-pressure fuel pumps for the BMW 335i are the Delphi Direct Injection High Pressure Fuel Pump and the Bosch Direct Injection Fuel Pump.
Yes, there are aftermarket high-pressure fuel pumps available for the BMW 335i, such as the OSIAS New Aftermarket High Pressure Fuel Pump.
Some signs that your BMW 335i's high-pressure fuel pump may need to be replaced include cranking but not starting, limp mode, and hard starts.
The cost of high-pressure fuel pumps for the BMW 335i can vary depending on the brand and retailer, but they typically range from around $200 to $800.
You can buy high-pressure fuel pumps for your BMW 335i from various online retailers, such as Advance Auto Parts, eBay, and FCP Euro, or from local auto parts stores.
