Kits for BMW 4 Series G22 (2021+)

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BMW fuel system kits provide a comprehensive solution for maintaining and upgrading the fuel delivery system, ensuring optimal engine performance and efficiency. Over time, fuel pumps, injectors, filters, and pressure regulators can wear out, leading to poor fuel economy, hard starts, misfires, and engine hesitation. Common problems include clogged fuel injectors, failing fuel pumps, and fuel pressure inconsistencies, which can result in rough idling and reduced power. Upgrading or replacing worn components with a complete BMW fuel system kit restores proper fuel flow, enhances throttle response, and improves overall drivability. Our selection of OEM and high-performance BMW fuel system kits includes everything needed for a reliable fuel system refresh, ensuring a precise fit and long-lasting durability for a wide range of BMW models.

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OEM Bosch Fuel Injector Replacement Kit - BMW B58 3.0L (Gen2 B58C B58...

For vehicles with the earlier Gen2 B58 engine only

T#:51356042

Part#: BB58G2FIRKT

In Stock

$ 990.99

This product was last offered at the strikethrough price on
03-31-2026

$ 740.99 USD

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$ 740.99 USD

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This Fuel Injector Replacement Kit includes new injectors and hardware to service your fuel injection system, eliminating rough idle, low power, and check engine lights due to faulty fuel injectors.

OEM Bosch Fuel Injector Replacement Kit - BMW B48 2.0L (Gen2 B46D B46...

For vehicles with the earlier Gen2 B46/B48 engine only

T#:51356041

Part#: BB48G2FIRKT

In Stock

$ 658.99

This product was last offered at the strikethrough price on
03-31-2026

$ 492.99 USD

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$ 492.99 USD

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This Fuel Injector Replacement Kit includes new injectors and hardware to service your fuel injection system, eliminating rough idle, low power, and check engine lights due to faulty fuel injectors.

Flex Fuel ECA - Plug and Play - OEM HPFP - G42, G20, G22, G23, G26, G...

T#:55713511

Part#: DE-582-ECA-242

Ships in 4 Business Days

$ 549.00 USD

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$ 549.00 USD

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This hardware package gives your BMW powerplant the ability to scale output dynamically based on your exact ethanol blend. No more draining the tank or flashing different maps at the gas station

Flex Fuel ECA - Plug and Play - Dorch HPFP - G42, G20, G22, G23, G26,...

T#:55713510

Part#: DE-582-ECA-241

Ships in 4 Business Days

$ 549.00 USD

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$ 549.00 USD

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This hardware package gives your BMW powerplant the ability to scale output dynamically based on your exact ethanol blend. No more draining the tank or flashing different maps at the gas station

Genuine BMW Fuel Injector Replacement Kit - BMW B48 2.0L (Gen2 B46D B...

For vehicles with the earlier Gen2 B46/B48 engine only

T#:51356036

Part#: B48G2FIRKT

Ships in 3 Business Days

$ 1,471.99 USD

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$ 1,471.99 USD

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This Fuel Injector Replacement Kit includes new injectors and hardware to service your fuel injection system, eliminating rough idle, low power, and check engine lights due to faulty fuel injectors.

Genuine BMW Fuel Injector Replacement Kit - BMW B48 2.0L (Gen3 B48P B...

For vehicles with the later Gen3 B48 engine only

T#:51356077

Part#: B48G3FIRKT

Ships in 3 Business Days

$ 1,599.00 USD

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$ 1,599.00 USD

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This Fuel Injector Replacement Kit includes new injectors and hardware to service your fuel injection system, eliminating rough idle, low power, and check engine lights due to faulty fuel injectors.

Genuine BMW Fuel Injector Replacement Kit - BMW B58 3.0L (Gen2 B58C B...

For vehicles with the earlier Gen2 B58 engine only

T#:51356037

Part#: B58G2FIRKT

Ships in 3 Business Days

$ 2,209.99 USD

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$ 2,209.99 USD

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This Fuel Injector Replacement Kit includes new injectors and hardware to service your fuel injection system, eliminating rough idle, low power, and check engine lights due to faulty fuel injectors.

Genuine BMW Fuel Injector Replacement Kit - BMW B58 3.0L (Gen3 B58N B...

For vehicles with the later Gen3 B58 engine only

T#:51356078

Part#: B58G3FIRKT

Ships in 3 Business Days

$ 2,400.99 USD

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$ 2,400.99 USD

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This Fuel Injector Replacement Kit includes new injectors and hardware to service your fuel injection system, eliminating rough idle, low power, and check engine lights due to faulty fuel injectors.

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