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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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Flex Fuel ECA - Plug and Play - Dorch HPFP - G42, G20, G22, G23, G26,...
Earn 5% back in Turner Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Dorch Engineering - Corporate Logo
T#:55713510
Part#: DE-582-ECA-241
Ships in 4 Business Days
New Item
$ 549.00 USD
Free Shipping on orders $49 and up
$ 549.00 USD
Free Shipping on orders $49 and up
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 - F22, F23, F30, F34, F32,...
Earn 5% back in Turner Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Dorch Engineering - Corporate Logo
T#:55713497
Part#: DE-581-ECA-14
In Stock
New Item
$ 549.00 USD
Free Shipping on orders $49 and up
The Dorch Engineering CAN-based Flex Fuel ECA Kit delivers real-time ethanol monitoring directly to your BMW's DME. Designed explicitly for Gen1 B58
Flex Fuel ECA - Plug and Play - OEM HPFP - G42, G20, G22, G23, G26, G...
Earn 5% back in Turner Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Dorch Engineering - Corporate Logo
T#:55713511
Part#: DE-582-ECA-242
In Stock
New Item
$ 549.00 USD
Free Shipping on orders $49 and up
$ 549.00 USD
Free Shipping on orders $49 and up
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 - TU HPFP - F22, F23, F30, F34, F32, F3...
Earn 5% back in Turner Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Dorch Engineering - Corporate Logo
T#:55713498
Part#: DE-581-ECA-14TU
Ships in 4 Business Days
New Item
$ 549.00 USD
Free Shipping on orders $49 and up
The Dorch Engineering CAN-based Flex Fuel ECA Kit delivers real-time ethanol monitoring directly to your BMW's DME. Designed explicitly for Gen1 B58