What are fuel injectors and Fuel Rail and how are they managed in N51,N52,N52KP six cylinder engine on BMW 335i?

Fuel injectors are electrically controlled solenoid valves that deliver precisely metered and atomized fuel into the engine intake ports, receiving voltage from the DME main relay. The engine control module (ECM) manages injector opening by activating the ground circuit for the injector valve solenoids, varying the duration of injector opening to regulate the air/fuel ratio. To begin, switch the ignition OFF and remove the key, then take out the cabin microfilter housing and ignition coil cover. For a quick check of the injectors, run the engine and touch each injector with a screwdriver or stethoscope to feel a vibration or hear a buzzing, then switch the engine OFF. Disconnect the battery negative (-) cable, ensuring to read the battery disconnection cautions beforehand. While working above the engine, detach the oxygen sensor connectors and unclip the wiring harness from the holder, marking the connectors for reassembly. Unscrew the schraeder valve cap from the fuel rail and connect an air line adapter to the fitting, also unscrewing the fuel tank cap to release pressure. Using a brief burst of compressed air, blow fuel back into the fuel tank. Next, remove and detach the fuel line, disconnect the connector strip, remove fasteners, and take out the fuel rail. To remove individual injectors, pry the retaining clip from the injector and pull it from the rail. Installation is the reverse of removal, ensuring to fit new sealing O-rings and lightly lubricate them for ease of installation. Check that the injector electrical connections are correctly fitted and that the injectors are fully seated before installing the fuel rail mounting bolts, and replace wire ties. After reinstalling, check for fault codes and reset the ECM memory.

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90 Fuel Rails found

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BMW High-Pressure Rail
Part Number: 13537585411
$320.66 MSRP: $442.81
You Save: $122.15 (28%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Fuel Rail
Fits the following BMW Models:
- 228i | 2014-2016 | Convertible N20 Engine(F23), Convertible N26 Engine(F23), Coupe N20 Engine(F22), Coupe N26 Engine(F22), N20 Engine(F22), N26 Engine(F22)
- 228i xDrive | 2015-2016 | Convertible N20 Engine(F23), Convertible N26 Engine(F23), Coupe N20 Engine(F22), Coupe N26 Engine(F22)
- 320i | 2013-2018 | Sedan(F30)
- 320i xDrive | 2013-2018 | Sedan(F30)
- 328i | 2012-2016 | N20 Engine(F30), N26 Engine(F30), Sedan N20 Engine(F30), Sedan N26 Engine(F30), Wagon(F31)
- 328i GT | 2013-2015 | F34
- 328i GT xDrive | 2014-2016 | N20 Engine(F34), N26 Engine(F34)
- 328i xDrive | 2013-2016 | Sedan N20 Engine(F30), Sedan N26 Engine(F30), Sedan(F30), Wagon(F31)
- 428i | 2014-2016 | Convertible N20 Engine(F33), Convertible N26 Engine(F33), Convertible(F33), Coupe N20 Engine(F32), Coupe N26 Engine(F32)
- 428i Gran Coupe | 2015-2016 | N20 Engine(F36), N26 Engine(F36)
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BMW Injection Tube
Part Number: 13538649321
$495.95 MSRP: $611.83
You Save: $115.88 (19%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Fuel Rail
- Replaces: 13-53-7-642-156
Fits the following BMW Models:
- 550i | 2014-2016 | Sedan(F10)
- 550i GT | 2013-2015 | F07
- 550i GT xDrive | 2013-2017 | F07
- 550i xDrive | 2014-2016 | Sedan(F10)
- 650i | 2013-2018 | Convertible(F12), Coupe(F13)
- 650i Gran Coupe | 2013-2019 | F06
- 650i xDrive | 2013-2018 | Convertible(F12), Coupe(F13)
- 650i xDrive Gran Coupe | 2013-2019 | F06
- 750Li | 2013-2015 | Sedan(F02)
- 750Li xDrive | 2013-2015 | Sedan(F02)
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BMW Injection Tube
Part Number: 13538649320
$687.53 MSRP: $848.17
You Save: $160.64 (19%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Fuel Rail
- Replaces: 13-53-7-599-866, 13-53-7-642-155
Fits the following BMW Models:
- 550i | 2014-2016 | Sedan(F10)
- 550i GT | 2013-2015 | F07
- 550i GT xDrive | 2013-2017 | F07
- 550i xDrive | 2014-2016 | Sedan(F10)
- 650i | 2013-2018 | Convertible(F12), Coupe(F13)
- 650i Gran Coupe | 2013-2019 | F06
- 650i xDrive | 2013-2018 | Convertible(F12), Coupe(F13)
- 650i xDrive Gran Coupe | 2013-2019 | F06
- 750Li | 2013-2015 | Sedan(F02)
- 750Li xDrive | 2013-2015 | Sedan(F02)
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BMW Injection Tube
Part Number: 13531433024
$209.74 MSRP: $250.77
You Save: $41.03 (17%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Fuel Rail
Fits the following BMW Models:
- 323Ci | 2000 | Convertible(E46), Coupe(E46)
- 323i | 1999-2000 | Sedan(E46), Wagon(E46)
- 328Ci | 2000 | Coupe(E46)
- 328i | 1999-2000 | Sedan(E46)
- 528i | 1997-2000 | Sedan(E39), Wagon(E39)
- Z3 | 1997-2000 | 2.8L Engine(E36), Coupe(E36), Roadster 2.5L(E36), Roadster 2.8L(E36)
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BMW Injection Tube
Part Number: 13537506923
$847.19 MSRP: $1030.42
You Save: $183.23 (18%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Fuel Rail
Fits the following BMW Models:
- 545i | 2004-2005 | Sedan(E60)
- 645Ci | 2004-2005 | Convertible(E64), Coupe(E63)
- 745Li | 2002-2005 | Sedan(E66)
- 745i | 2002-2005 | Sedan(E65)
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BMW Pressure Accumulator
Part Number: 13537805423
$635.87 MSRP: $885.66
You Save: $249.79 (29%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Fuel Rail
Fits the following BMW Models:
- 535d | 2014-2016 | Sedan(F10)
- 535d xDrive | 2014-2016 | Sedan(F10)
- 740Ld xDrive | 2015 | Sedan(F02)
- X5 | 2014-2018 | xDrive35d(F15)
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BMW High-Pressure Rail
Part Number: 13537649710
$641.06 MSRP: $790.84
You Save: $149.78 (19%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Fuel Rail
- Replaces: 13-53-7-628-049
Fits the following BMW Models:
- 135i | 2010-2013 | Convertible N55 Engine(E88), Convertible(E88), Coupe N55 Engine(E82), Coupe(E82)
- 335i | 2011-2015 | Convertible(E93), Coupe(E92), Sedan(E90), Sedan(F30)
- 335i GT xDrive | 2014-2016 | F34
- 335i xDrive | 2011-2015 | Coupe(E92), Sedan(E90), Sedan(F30)
- 435i | 2014-2016 | Convertible(F33), Coupe(F32)
- 435i Gran Coupe | 2015-2016 | F36
- 435i xDrive | 2014-2016 | Convertible(F33), Coupe(F32)
- 435i xDrive Gran Coupe | 2015-2016 | F36
- 535i | 2010-2016 | Sedan(F10)
- 535i GT | 2010-2017 | F07
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BMW High-Pressure Rail
Part Number: 13537628049
$641.06 MSRP: $790.84
You Save: $149.78 (19%)
Ships in 1-3 Business Days
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Product Specifications
- Replaced by: 13537649710
Fits the following BMW Models:
- 135i | 2010-2013 | Convertible N55 Engine(E88), Convertible(E88), Coupe N55 Engine(E82), Coupe(E82)
- 335i | 2011-2015 | Convertible(E93), Coupe(E92), Sedan(E90), Sedan(F30)
- 335i GT xDrive | 2014-2016 | F34
- 335i xDrive | 2011-2015 | Coupe(E92), Sedan(E90), Sedan(F30)
- 435i | 2014-2016 | Convertible(F33), Coupe(F32)
- 435i Gran Coupe | 2015-2016 | F36
- 435i xDrive | 2014-2016 | Convertible(F33), Coupe(F32)
- 435i xDrive Gran Coupe | 2015-2016 | F36
- 535i | 2010-2016 | Sedan(F10)
- 535i GT | 2010-2017 | F07
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BMW HIGH-PRESSURE RAIL
Part Number: 13538698787
$336.72 MSRP: $464.98
You Save: $128.26 (28%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Fuel Rail
- Replaced by: 13538665631
Fits the following BMW Models:
- 540i | 2020 | Sedan(G30)
- 540i xDrive | 2020 | Sedan(G30)
- 740i | 2020 | Sedan(G12)
- 740i xDrive | 2020 | Sedan(G12)
- 745e xDrive | 2020 | Sedan(G12)
- 840i | 2020 | Convertible(G14), Coupe(G15)
- 840i Gran Coupe | 2020 | G16
- 840i xDrive | 2020 | Convertible(G14), Coupe(G15)
- 840i xDrive Gran Coupe | 2020 | G16
- M340i | 2020 | Sedan(G20)
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BMW Injection Tube
Part Number: 13537547600
$499.18 MSRP: $653.14
You Save: $153.96 (24%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Fuel Rail
Fits the following BMW Models:
- 550i | 2010-2013 | Sedan(F10)
- 550i GT | 2010-2012 | F07
- 550i GT xDrive | 2010-2012 | F07
- 550i xDrive | 2011-2013 | Sedan(F10)
- 650i | 2012 | Convertible(F12), Coupe(F13)
- 650i xDrive | 2012 | Convertible(F12), Coupe(F13)
- 750Li | 2009-2012 | ActiveHybrid(F04), Base(F02), Sedan(F02)
- 750Li xDrive | 2010-2012 | Sedan(F02)
- 750i | 2009-2012 | ActiveHybrid(F04), Base(F01), Sedan(F01)
- 750i xDrive | 2010-2012 | Sedan(F01)
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BMW Injection Tube
Part Number: 13537547599
$499.18 MSRP: $653.14
You Save: $153.96 (24%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Fuel Rail
Fits the following BMW Models:
- 550i | 2010-2013 | Sedan(F10)
- 550i GT | 2010-2012 | F07
- 550i GT xDrive | 2010-2012 | F07
- 550i xDrive | 2011-2013 | Sedan(F10)
- 650i | 2012 | Convertible(F12), Coupe(F13)
- 650i xDrive | 2012 | Convertible(F12), Coupe(F13)
- 750Li | 2009-2012 | ActiveHybrid(F04), Base(F02), Sedan(F02)
- 750Li xDrive | 2010-2012 | Sedan(F02)
- 750i | 2009-2012 | ActiveHybrid(F04), Base(F01), Sedan(F01)
- 750i xDrive | 2010-2012 | Sedan(F01)
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BMW Injection Tube
Part Number: 13531748583
$610.03 MSRP: $763.48
You Save: $153.45 (21%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Fuel Rail
- Replaces: 13-53-1-726-090
Fits the following BMW Models:
- 320i | 1993-1995 | Sedan(E36)
- 325i | 1992-1995 | Convertible(E36), Sedan(E36)
- 325is | 1991-1995 | Coupe(E36)
- 525i | 1991-1995 | M50 Engine(E34), Sedan(E34), Wagon(E34)
- 525iT | 1993 | Wagon(E34)
- M3 | 1995-1996 | Coupe(E36)
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BMW Pressure Accumulator
Part Number: 13537805727
$818.12 MSRP: $1009.27
You Save: $191.15 (19%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Fuel Rail
Fits the following BMW Models:
- 335d | 2009-2011 | Sedan(E90)
- X5 | 2009-2013 | xDrive35d(E70)
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BMW High-Pressure Rail
Part Number: 13537576779
$320.66 MSRP: $442.81
You Save: $122.15 (28%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Fuel Rail
Fits the following BMW Models:
- 135i | 2010-2013 | Convertible N55 Engine(E88), Convertible(E88), Coupe N55 Engine(E82), Coupe(E82)
- 335i | 2011-2013 | Convertible(E93), Coupe(E92), Sedan(E90)
- 335i xDrive | 2011-2013 | Coupe(E92), Sedan(E90)
- 535i | 2010-2013 | Sedan(F10)
- 535i GT | 2010-2013 | F07
- 535i GT xDrive | 2011-2013 | F07
- 535i xDrive | 2011-2013 | Sedan(F10)
- 640i | 2012-2016 | Convertible(F12)
- X1 | 2013-2015 | xDrive35i(E84)
- X5 | 2011-2013 | xDrive35i(E70)
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BMW High-Pressure Rail
Part Number: 13538694198
$336.72 MSRP: $464.98
You Save: $128.26 (28%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: FUEL RAIL
- Replaces: 13-53-7-639-979
Fits the following BMW Models:
- 230i | 2017-2020 | Convertible(F23), Coupe(F22)
- 230i xDrive | 2017-2020 | Convertible(F23), Coupe(F22)
- 330e | 2016-2018 | Sedan(F30)
- 330i | 2017-2018 | Sedan(F30)
- 330i GT xDrive | 2017-2019 | F34
- 330i xDrive | 2017-2019 | Sedan(F30), Wagon(F31)
- 430i | 2017-2020 | Convertible(F33), Coupe(F32)
- 430i Gran Coupe | 2017-2020 | F36
- 430i xDrive | 2017-2020 | Convertible(F33), Coupe(F32)
- 430i xDrive Gran Coupe | 2017-2020 | F36
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BMW HIGH-PRESSURE RAIL
Part Number: 13538665633
$336.72 MSRP: $464.98
You Save: $128.26 (28%)
ADD TO CART
Product Specifications
- Other Name: Fuel Rail
Fits the following BMW Models:
- 228i Gran Coupe | 2021-2024 | 4 Cyl 2.0 L GAS
- 228i xDrive Gran Coupe | 2020-2024 | 4 Cyl 2.0 L GAS, F44
- 330e | 2021-2024 | 4 Cyl 2.0 L PLUG-IN HYBRID EV-GAS (PHEV)
- 330e xDrive | 2021-2024 | 4 Cyl 2.0 L PLUG-IN HYBRID EV-GAS (PHEV)
- 330i | 2019-2024 | 4 Cyl 2.0 L GAS, Sedan(G20)
- 330i xDrive | 2019-2024 | 4 Cyl 2.0 L GAS, Sedan(G20)
- 430i | 2021-2024 | 4 Cyl 2.0 L GAS
- 430i Gran Coupe | 2022-2024 | 4 Cyl 2.0 L GAS
- 430i xDrive | 2021-2024 | 4 Cyl 2.0 L GAS
- 430i xDrive Gran Coupe | 2024 | 4 Cyl 2.0 L GAS
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BMW HIGH-PRESSURE RAIL
Part Number: 13538665631
$336.72 MSRP: $464.98
You Save: $128.26 (28%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Fuel Rail
- Replaces: 13-53-8-698-787
Fits the following BMW Models:
- 540i | 2020-2023 | 6 Cyl 3.0 L MILD HYBRID EV-GAS (MHEV), Sedan(G30)
- 540i xDrive | 2020-2023 | 6 Cyl 3.0 L MILD HYBRID EV-GAS (MHEV), Sedan(G30)
- 740i | 2020-2024 | 6 Cyl 3.0 L GAS, Sedan(G12)
- 740i xDrive | 2020-2022 | 6 Cyl 3.0 L GAS, Sedan(G12)
- 745e xDrive | 2020-2022 | 6 Cyl 3.0 L PLUG-IN HYBRID EV-GAS (PHEV), Sedan(G12)
- 750e xDrive | 2024 | 6 Cyl 3.0 L PLUG-IN HYBRID EV-GAS (PHEV)
- 840i | 2020-2024 | 6 Cyl 3.0 L GAS, Convertible(G14), Coupe(G15)
- 840i Gran Coupe | 2020-2024 | 6 Cyl 3.0 L GAS, G16
- 840i xDrive | 2020-2024 | 6 Cyl 3.0 L GAS, Convertible(G14), Coupe(G15)
- 840i xDrive Gran Coupe | 2020-2024 | 6 Cyl 3.0 L GAS, G16
View More
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BMW High-Pressure Rail
Part Number: 13537639979
$336.72 MSRP: $464.98
You Save: $128.26 (28%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Replaced by: 13538694198
Fits the following BMW Models:
- 230i | 2017-2020 | Convertible(F23), Coupe(F22)
- 230i xDrive | 2017-2020 | Convertible(F23), Coupe(F22)
- 330e | 2016-2018 | Sedan(F30)
- 330i | 2017-2018 | Sedan(F30)
- 330i GT xDrive | 2017-2019 | F34
- 330i xDrive | 2017-2019 | Sedan(F30), Wagon(F31)
- 430i | 2017-2020 | Convertible(F33), Coupe(F32)
- 430i Gran Coupe | 2017-2020 | F36
- 430i xDrive | 2017-2020 | Convertible(F33), Coupe(F32)
- 430i xDrive Gran Coupe | 2017-2020 | F36
View More
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BMW Injection Tube
Part Number: 13537556954
$296.94 MSRP: $385.20
You Save: $88.26 (23%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Fuel Rail
Fits the following BMW Models:
- 128i | 2008-2013 | Convertible N51 Engine(E88), Coupe N51 Engine(E82)
- 328i | 2007-2013 | Convertible N51 Engine(E93), Coupe N51 Engine(E92), Sedan N51 Engine(E90)
- 328i xDrive | 2009-2013 | Coupe N51 Engine(E92), Sedan N51 Engine(E90)
- 328xi | 2007-2008 | Coupe N51 Engine(E92), Sedan N51 Engine(E90)
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BMW Injection Tube
Part Number: 13531718399
$622.76 MSRP: $757.45
You Save: $134.69 (18%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Replaces: 13-53-1-736-706
Fits the following BMW Models:
- 750iL | 1988-1994 | Sedan(E32)
- 850Ci | 1993-1994 | Coupe(E31)
- 850i | 1991-1992 | Coupe(E31)
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1-20 of 90 Results

BMW Fuel Rail

There is an important part in the fuel system named fuel rail, and you can find it on diesel and some gasoline injected vehicles. The function of the fuel rail is to monitor the fuel pressure that is present. Here are some symptoms showing that the fuel rail in your car is failing: if you are experiencing a hard starting; if there are some engine performance issues, like decrease in power, acceleration and fuel efficiency; if the Check Engine Light in your panel is on, you should stop driving immediately and check it to see if the replacement is necessary. Some of parts are checked during the routine service and regular maintenance, but except this, you are supposed to know the symptoms of a failing parts and check it in time. Once you decide to change, you are glad to offer you BMW genuine OEM fuel rail with a discounted price.

BMW Fuel Rail Parts Questions & Experts Answers

High-Pressure Rail
13537649710
Q: What are fuel injectors and Fuel Rail and how are they managed in N51,N52,N52KP six cylinder engine on BMW 335i?
A:
Fuel injectors are electrically controlled solenoid valves that deliver precisely metered and atomized fuel into the engine intake ports, receiving voltage from the DME main relay. The engine control module (ECM) manages injector opening by activating the ground circuit for the injector valve solenoids, varying the duration of injector opening to regulate the air/fuel ratio. To begin, switch the ignition OFF and remove the key, then take out the cabin microfilter housing and ignition coil cover. For a quick check of the injectors, run the engine and touch each injector with a screwdriver or stethoscope to feel a vibration or hear a buzzing, then switch the engine OFF. Disconnect the battery negative (-) cable, ensuring to read the battery disconnection cautions beforehand. While working above the engine, detach the oxygen sensor connectors and unclip the wiring harness from the holder, marking the connectors for reassembly. Unscrew the schraeder valve cap from the fuel rail and connect an air line adapter to the fitting, also unscrewing the fuel tank cap to release pressure. Using a brief burst of compressed air, blow fuel back into the fuel tank. Next, remove and detach the fuel line, disconnect the connector strip, remove fasteners, and take out the fuel rail. To remove individual injectors, pry the retaining clip from the injector and pull it from the rail. Installation is the reverse of removal, ensuring to fit new sealing O-rings and lightly lubricate them for ease of installation. Check that the injector electrical connections are correctly fitted and that the injectors are fully seated before installing the fuel rail mounting bolts, and replace wire ties. After reinstalling, check for fault codes and reset the ECM memory.