BMW Engine Parts

Blue Thermostat Caps (pair)

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T#:54139632

Part#: BMS-TCP-BLU

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$ 29.00 USD

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$ 29.00 USD

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Dorch Engineering DS15 HPFP Upgrade - N55

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T#:55461367

Part#: DE-55-15A

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$ 1,149.00 USD

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$ 1,149.00 USD

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Eliminate the fueling limits and maintain factory-level reliability with the Dorch Engineering DS15 HPFP Upgrade. This "Stage 1.5" pump replaces the successful DS1, engineered specifically to handle the flow demands of aggressive tuning

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Red B58 BMW Coil Upgrade Adapter Kit - N55

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T#:57086690

Part#: BMSN55CUAK-R

Ships on Nov 12, 2026

$ 199.00 USD

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$ 199.00 USD

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Upgrade your N55 ignition system with the N55 → B58 Coil Upgrade Adapter Kit, engineered for a seamless, plug-and-play conversion. This kit lets you run modern B58-style pencil coils on your N55 without modifying the factory harness or compromising valve cover integrity.

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Dorch Engineering B58 Gen2 DS25 HPFP Upgrade - G42, G20, G22, G23, G2...

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T#:55533485

Part#: DE-582-25A

Ships in 5 Business Days

$ 1,999.00 USD

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$ 1,999.00 USD

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The Dorch Engineering DS25 B58 Gen2 HPFP Upgrade provides the necessary high volume fueling required for high-horsepower builds and heavy ethanol scaling. This next-generation pump operates at a massive 350 bar, bringing unprecedented volumetric efficiency

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Dorch Engineering DS15 HPFP Upgrade - N55

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T#:55533476

Part#: DE-55-15B

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$ 1,149.00 USD

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$ 1,149.00 USD

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The Dorch DS15B High-Pressure Fuel Pump Upgrade is the definitive choice for drivers demanding uncompromised fuel delivery under heavy load. The stock pump simply cannot keep up with the volume required for upgraded turbos

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

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T#:55713510

Part#: DE-582-ECA-241

Ships in 5 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

ARP Crank Pulley Bolt Kit - B58

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T#:54104145

Part#: 201-2501

Ships on Nov 12, 2026

8% off MSRP $ 65.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 60.99 USD

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8% off MSRP

$ 65.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 60.99 USD

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Secure your timing, protect your investment, and push your B58 to the limit with the reliability of ARP.

ARP V8 Rod Bolt Kit - S62 - E39, E52

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T#:54139642

Part#: 201-6307

In Stock

20% off MSRP $ 190.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 152.99 USD

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20% off MSRP

$ 190.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 152.99 USD

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The ARP kit utilizes premium material and exacting tolerances to drastically increase the reliability of the S62 rod cap joint. By maintaining strict clamping continuity, oil clearance remains consistent, protecting your crankshaft and rod journals on the track.

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N55 DS25 HPFP Upgrade

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T#:55533499

Part#: DE-55-25A

In Stock

$ 1,699.00 USD

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$ 1,699.00 USD

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The Dorch Engineering DS25 N55 HPFP Upgrade is the definitive solution for enthusiast drivers looking to extract maximum power from their N55. Optimized for high output setups, this upgraded pump delivers a critical 25% bump in fueling capacity over the factory unit

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Flex Fuel ECA - Plug and Play - Dorch HPFP - F22, F23, F30, F34, F32,...

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T#:55713497

Part#: DE-581-ECA-14

In Stock

$ 549.00 USD

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$ 549.00 USD

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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

Dorch Engineering Gen1 DS25 HPFP Upgrade - G30, G32, G11 - B58 ...

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T#:55461364

Part#: DE-581-25B

In Stock

$ 1,799.00 USD

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$ 1,799.00 USD

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The Dorch Engineering DS25 HPFP Upgrade for the Gen 1 B58 engine is the definitive hardware upgrade for enthusiasts looking to safely extract maximum performance from their powerplants. Designed to eliminate the primary bottleneck in the B58 fueling system

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

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T#:55713511

Part#: DE-582-ECA-242

In Stock

$ 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

Dorch Engineering B58 Gen2 DS25 HPFP Upgrade - A90, G29 - B58 ...

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T#:55533487

Part#: DE-582-25TS

Ships in 5 Business Days

$ 1,999.00 USD

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$ 1,999.00 USD

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The Dorch Engineering DS25 B58 Gen2 HPFP Upgrade provides the necessary high volume fueling required for high-horsepower builds and heavy ethanol scaling. This next-generation pump operates at a massive 350 bar, bringing unprecedented volumetric efficiency

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N55 DS25 HPFP Upgrade

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T#:55533507

Part#: DE-55-25B

Ships in 5 Business Days

$ 1,699.00 USD

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$ 1,699.00 USD

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The Dorch Engineering DS25 N55 HPFP Upgrade is the definitive solution for enthusiast drivers looking to extract maximum power from their N55. Optimized for high output setups, this upgraded pump delivers a critical 25% bump in fueling capacity over the factory unit

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Dorch Engineering B58 Gen1 DS3 HPFP Upgrade - F22, F23, F30, F34, F32...

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T#:55533509

Part#: DE-581-30A

Ships in 5 Business Days

$ 2,399.00 USD

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$ 2,399.00 USD

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The Dorch Engineering DS3 B58 Gen 1 HPFP Upgrade is the ultimate solution for drivers looking to lift the fueling restrictions on their B58 powerplant. Optimized for high-output setups, this upgraded pump ensures your injectors are supplied with the precise volume

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Dorch Engineering S58 Flex Fuel ECA Kit - G80, G82, G87 - S58 ...

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T#:55533480

Part#: DE-58-ECA-M34

Ships in 5 Business Days

$ 549.00 USD

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$ 549.00 USD

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The Dorch Engineering S58 Flex Fuel ECA Kit bridges the gap between raw power and street usability. By utilizing a heavy-duty CAN-bus architecture rather than smartphone apps

Dorch Engineering Gen1 DS25 HPFP Upgrade - G01, G02 - B58

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T#:55461365

Part#: DE-581-25C

Ships in 5 Business Days

$ 1,799.00 USD

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$ 1,799.00 USD

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The Dorch Engineering DS25 HPFP Upgrade for the Gen 1 B58 engine is the definitive hardware upgrade for enthusiasts looking to safely extract maximum performance from their powerplants. Designed to eliminate the primary bottleneck in the B58 fueling system

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Flex Fuel ECA - Plug and Play - TU HPFP - F22, F23, F30, F34, F32, F3...

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T#:55713498

Part#: DE-581-ECA-14TU

Ships in 5 Business Days

$ 549.00 USD

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$ 549.00 USD

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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

Dorch Engineering Gen1 DS25 HPFP Upgrade - F Chassis - B58

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T#:55461363

Part#: DE-581-25A

Ships in 2 Business Days

$ 1,799.00 USD

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$ 1,799.00 USD

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The Dorch Engineering DS25 HPFP Upgrade for the Gen 1 B58 engine is the definitive hardware upgrade for enthusiasts looking to safely extract maximum performance from their powerplants. Designed to eliminate the primary bottleneck in the B58 fueling system

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Dorch Engineering B58 Gen2 DS25 HPFP Upgrade - G30, G32, G11, G15, G1...

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T#:55533486

Part#: DE-582-25B

Ships in 5 Business Days

$ 1,999.00 USD

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$ 1,999.00 USD

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The Dorch Engineering DS25 B58 Gen2 HPFP Upgrade provides the necessary high volume fueling required for high-horsepower builds and heavy ethanol scaling. This next-generation pump operates at a massive 350 bar, bringing unprecedented volumetric efficiency

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Dorch Engineering DS3 HPFP Upgrade - G30, G32, G11, G15, G16, G05, G0...

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T#:55713521

Part#: DE-582-30B

Ships in 5 Business Days

$ 2,399.00 USD

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$ 2,399.00 USD

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The Dorch Engineering DS3 B58 Gen2 High Pressure Fuel Pump Upgrade is the highest-flowing single-pump direct injection solution on the market. Engineered for aggressive ethanol builds

Dorch Engineering EWG N55 38% Lift Kit – HPFP Upgrade - with $400 c...

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T#:55569519

Part#: DE-LK-1038-EWGKT

Ships in 5 Business Days

$ 1,799.00 USD

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$ 1,799.00 USD

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The Dorch Engineering Lift Kit HPFP Upgrade is engineered to completely eradicate direct-injection fueling limitations, providing up to 38% more flow volume on top of your existing Dorch fuel pump setup.

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Dorch Engineering EWG N55 49% Lift Kit – HPFP Upgrade - with $400 c...

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T#:55569521

Part#: DE-LK-1049-EWGKT

Ships in 5 Business Days

$ 1,799.00 USD

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$ 1,799.00 USD

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Engineered specifically for high power builds that push the direct injection threshold, this lift kit overrides the typical N55 fueling bottleneck by overdriving the high pressure fuel pump mechanism.

Dorch Engineering B58 Gen1 DS3 HPFP Upgrade - G30, G32, G11 - B58 ...

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T#:55533510

Part#: DE-581-30B

Ships in 5 Business Days

$ 2,399.00 USD

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$ 2,399.00 USD

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The Dorch Engineering DS3 B58 Gen 1 HPFP Upgrade is the ultimate solution for drivers looking to lift the fueling restrictions on their B58 powerplant. Optimized for high-output setups, this upgraded pump ensures your injectors are supplied with the precise volume

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Dorch Engineering PWG N55 38% Lift Kit – HPFP Upgrade - with $400 c...

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T#:55569526

Part#: DE-LK-1038-PWGKT

Ships in 5 Business Days

$ 1,799.00 USD

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$ 1,799.00 USD

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The factory N55 fueling system leaves a lot to be desired once you turn up the boost. Enter the Dorch Engineering HPFP Lift Kit. This kit is a calculated, high performance solution designed specifically for PWG N55 engines to extract maximum flow from your fueling setup by altering the mechanical lift profile of the pump drive

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Dorch Engineering PWG N55 49% Lift Kit – HPFP Upgrade - with $400 c...

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T#:55569525

Part#: DE-LK-1049-PWGKT

Ships in 5 Business Days

$ 1,799.00 USD

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$ 1,799.00 USD

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The Dorch Engineering N55 PWG Lift Kit is the upgrade your BMW needs. By optimizing the fuel pump lift profile, this kit allows your HPFP to pump significantly more fuel per revolution. Designed specifically for the early Pneumatic Wastegate (PWG) N55 engines

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Dorch Engineering DS3 HPFP Upgrade - G42, G20, G22, G23, G26, G01, G0...

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T#:55713520

Part#: DE-582-30A

Ships in 5 Business Days

$ 2,399.00 USD

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$ 2,399.00 USD

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The Dorch Engineering DS3 B58 Gen2 High Pressure Fuel Pump Upgrade is the highest-flowing single-pump direct injection solution on the market. Engineered for aggressive ethanol builds

Dorch Engineering B58 Gen1 DS3 HPFP Upgrade - G01, G02 - B58 ...

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

T#:55533511

Part#: DE-581-30C

Ships in 5 Business Days

$ 2,399.00 USD

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$ 2,399.00 USD

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The Dorch Engineering DS3 B58 Gen 1 HPFP Upgrade is the ultimate solution for drivers looking to lift the fueling restrictions on their B58 powerplant. Optimized for high-output setups, this upgraded pump ensures your injectors are supplied with the precise volume

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Dorch Engineering DS3 HPFP Upgrade - A90, G29 - B58 Gen 2

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T#:55713519

Part#: DE-582-30TS

Ships in 5 Business Days

$ 2,399.00 USD

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$ 2,399.00 USD

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The Dorch Engineering DS3 B58 Gen2 High Pressure Fuel Pump Upgrade is the highest-flowing single-pump direct injection solution on the market. Engineered for aggressive ethanol builds

Morimoto Standalone Can-Bus Wiring Harness - H4 / 9003 - Priced Each ...

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T#:54388428

Part#: H240

Ships in 5 Business Days

$ 21.99 USD

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$ 21.99 USD

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ARP M3 M11-1.25 X 1.600 Rod Bolt Kit - E30 - S14

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T#:54139646

Part#: 301-6032

Ships on Nov 12, 2026

18% off MSRP $ 21.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 17.99 USD

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18% off MSRP

$ 21.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 17.99 USD

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the BMW S14 engine factory rod bolts are a notorious weak link when pushing past the original redline. Inertial forces at high RPM place immense tensile stress on the connecting rods, making heavy-duty hardware an absolute necessity.

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M9 X 1.25 BMW 328 E46 Rod Bolt Kit

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T#:54139644

Part#: 301-6022

Ships on Nov 12, 2026

20% off MSRP $ 19.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 15.99 USD

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20% off MSRP

$ 19.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 15.99 USD

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Engineered from proprietary ARP2000® alloy, these M9 x 1.25 fasteners provide the massive clamping force needed to keep the rod journals perfectly round and seated, even when bouncing off the rev limiter lap after lap.

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