Browse compatible parts

Best match: catalogued for the E90/E92/E93 application

Direct-fit upgraded turbo pair for the N54 twin-turbo layout. Vendor lists it as a bolt-in replacement for the factory units.

Vendor lists this product for off-road / competition use only.

Alternative — N54 platform fitment

Larger-frame upgraded N54 turbo pair positioned above the PURE600 set in the same product family.

Listed for the N54 engine. Confirm chassis packaging and required supporting hardware with the vendor.

Best match: catalogued for the E90/E92/E93 application

Aluminium replacement for the factory plastic charge pipe, a known cracking point once boost is raised.

Alternative — N54 platform fitment

Charge piping designed around a single-turbo N54 conversion rather than the factory twin layout.

Intended for single-turbo conversions only — not a factory-turbo replacement pipe.

Best match: catalogued for the E90/E92/E93 application

Bucketless Walbro Stage 2 low-pressure fuel pump upgrade for E-chassis N54/N55 BMWs, aimed at ethanol blends and raised fuel demand.

Listed for E-chassis applications only. Confirm your exact chassis and fuel-tank configuration against the vendor's application list.

Alternative — catalogued for the E90/E92/E93 application

Higher-volume low-pressure fuel system for E-chassis builds running high ethanol content or large turbo hardware.

Multiple configurations exist on the vendor's E-chassis collection page — confirm the correct kit for your car.

Alternative — catalogued for the E90/E92/E93 application

Larger-core front mount intercooler for E-chassis N54/N55 cars to reduce heat soak on repeated pulls.

Confirm the core thickness variant and chassis on the product page before ordering.

Alternative — catalogued for the E90/E92/E93 application

Thick-core competition intercooler for E9x 335i cars running raised boost or repeated high-load runs.

Large-core intercoolers can require crash-bar or bumper trimming — confirm the install requirements.

Best match: catalogued for the E90/E92/E93 application

Vent-mounted digital gauge showing boost, temperatures and fault codes without adding pods to the dash.

Vent housings are chassis-specific — select the version listed for your chassis.

Best match: catalogued for the E90/E92/E93 application

Additional oil cooling capacity for cars seeing sustained high load, hot climates or track sessions.

Confirm the kit variant and front-end packaging for your chassis before ordering.

Alternative — catalogued for the E90/E92/E93 application

High-flow catted downpipes for N54 cars, retaining catalytic converters while reducing restriction.

Confirm the listed model-year and chassis coverage with the retailer before ordering.

High-flow catted downpipes are not a factory-equivalent emissions component in every jurisdiction. Check local law.

Alternative — catalogued for the E90/E92/E93 application

Catless downpipe set for N54 E9x cars on a tuned setup.

Confirm chassis and exhaust configuration on the product page.

Off-road / competition use only. Removing catalytic converters is illegal for street use in many jurisdictions.

Best match: catalogued for the E90/E92/E93 application

All-aluminium replacement radiator for E-chassis N54/N55 cars with the manual gearbox.

CSF lists separate part numbers for manual and automatic cars — confirm the correct number for your gearbox.

Best match: catalogued for the E90/E92/E93 application

Retailer category page listing performance clutch and flywheel kits catalogued for the E92 335i N54.

Catalogued for the E92 335i N54 manual application only. Other chassis are not verified against this page — pick the kit the retailer lists for your exact car.

Alternative — N54 platform fitment

Twin-disc clutch and flywheel package for manual N54 cars whose torque output has outgrown the factory clutch.

Manual gearbox only. Confirm gearbox variant and release-bearing configuration with the vendor.

Best match: catalogued for the E90/E92/E93 application

One-piece carbon driveshaft for manual E92 335i cars making enough torque to worry the factory shaft.

Catalogued for the E92 coupe with the 6-speed manual. Confirm your exact body style and gearbox with the vendor.

Best match: catalogued for the E90/E92/E93 application

Mechanical limited slip differential for rear-wheel-drive E9x chassis cars, improving traction and consistency.

Differential fitment depends on the rear-end case and final drive ratio — confirm with the retailer.

Alternative — N54 platform fitment

Full MHD N54 flashing licence. Vendor lists support for OTS maps, JB4 backend maps and custom maps.

Vendor lists this licence as the N54 application.

Alternative — N54 platform fitment

Cheaper MHD licence restricted to JB4 backend flash maps — for cars running a JB4 on top of a backend flash rather than standalone MHD maps.

Vendor lists this licence as the N54 JB4 BEF-only application.

Alternative — N54 platform fitment

Plug-in JB4 piggyback controller for the N54. Per the official FAQ it runs over the factory flash, an OTS flash, a custom flash or a JB4 backend flash map.

Vendor lists this unit as the N54 application.

Alternative — N54 platform fitment

Active Autowerke's N54 software collection — calibration options for E-chassis N54 cars.

Confirm your exact chassis and existing hardware with Active Autowerke before ordering.

Alternative — N54 platform fitment

Single upgraded ignition coil — six required for a complete engine set.

Sold individually. Confirm application coverage on the vendor's ignition page.

Alternative — N54 platform fitment

Full set of upgraded ignition coils aimed at holding spark under raised cylinder pressure.

Confirm the coil variant listed for your engine on the vendor's ignition page.

Alternative — N54 platform fitment

Larger turbo inlet pipes that reduce restriction ahead of the compressor on tuned N54 cars.

Listed for N54 applications; confirm your turbo hardware with the vendor.

Alternative — N54 platform fitment

Open-element intake replacing the factory airbox on the N54's twin inlet tracts.

Listed for N54 applications; confirm chassis-specific variant with the vendor.

Best match: N54 platform fitment

Plug-and-play BMW install harness for the ReFlex control unit — wiring only, ordered alongside the controller.

Confirm the harness variant for your chassis with the vendor.

Alternative — N54 platform fitment

Auxiliary control unit that actually drives port injection, external wastegate and related outputs. This is the controller — it is NOT the port-injection manifold or fuel rail.

Several ReFlex variants exist — confirm the correct unit and application with the vendor.

Best match: N54 platform fitment

Dual-can PCV catch setup keeping oil vapour out of the charge air and off the intake valves.

Vendor lists single and dual can variants — confirm which suits your setup.

Alternative — N54 platform fitment

Standalone electronic boost controller for builds running boost control outside the factory ECU strategy.

Standalone boost control must be agreed with your tuner — it changes how the ECU strategy is calibrated.

Alternative — N54 platform fitment

Boost control solenoid commonly used with external wastegate setups on converted single-turbo builds.

Intended for external wastegate / aftermarket boost control setups rather than factory turbo cars.

Best match: N54 platform fitment

Commonly used one-step-colder plug on tuned N54/N55 cars. Sold individually — six needed per engine.

Confirm the correct heat range and gap for your calibration with your tuner.

Best match: N54 platform fitment

Head stud kit resisting head lift under high cylinder pressure. Installation is labour-intensive.

Confirm the correct kit for your engine and head gasket choice with the vendor.

Best match: N54 platform fitment

Replacement intake manifold for high-airflow N54 builds where the factory casting becomes a restriction.

Meaningful only on high-airflow builds. Confirm clearance and required supporting hardware with the vendor.

Best match: N54 platform fitment

Upgraded axle options for BMW applications where sticky tyres and torque exceed the factory axles.

Axle part numbers are chassis, drivetrain and differential specific — use the vendor's BMW application list to select yours.

Best match: N54 platform fitment

Full single-turbo conversion for the N54: manifold, hot side, wastegate provisioning and charge piping.

Single-turbo manifolds are chassis- and drivetrain-specific. Confirm clearance for your exact chassis with the vendor; AWD cars are generally not supported.

Off-road / competition use only in most jurisdictions.

Best match: N54 platform fitment

Built short block with upgraded rotating assembly for N54 builds where stock internals are no longer appropriate.

Multiple build specifications exist. Discuss target output, fuel and use case with the builder.

Alternative — N54 platform fitment

Adds port fuel injectors alongside the factory direct injection on N54 motors so total fuel volume is no longer limited by DI alone.

N54 motors. Several kit configurations exist — confirm the correct manifold, injector and controller combination with the vendor.

Alternative — N54 platform fitment

Aluminium intake manifold with integrated port-injection bungs — the premium alternative to bolting injector bungs onto the factory manifold.

Vendor lists all N54/N55 engines. Chassis-side clearance and charge-pipe routing still need confirming for your car.