BMW Engine Parts

Aluminum Valve Cover - BMW N55 3.0L

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T#:56110315

Part#: 11127570292MKT

In Stock

Sale - Save 20% $ 369.99

This product was last offered at the strikethrough price on
08-24-2026

$ 295.99 USD

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With Cap!

Fuel Pump - High Pressure

10X Entries Into Our F80 M3 Sweepstakes

T#:57267808

Part#: 13517636881

In Stock

Sale - Save 15% $ 217.99

This product was last offered at the strikethrough price on
09-16-2026

$ 185.29 USD

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$ 185.29 USD

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Rein Turbo Charger Kit - B58

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T#:53785545

Part#: TRK0025

In Stock

$ 475.99 USD

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$ 475.99 USD

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Rein TechSelect Turbo Kits feature replacements to the OE Turbocharger, including brackets, hardware and gaskets.

Engine Mount - Left

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T#:56110324

Part#: 22116856403

Ships in 1 Business Day

Sale - Save 3% $ 119.23

This product was last offered at the strikethrough price on
10-19-2026

$ 115.65 USD

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$ 119.23

This product was last offered at the strikethrough price on
10-19-2026

$ 115.65 USD

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Aluminum Valve Cover Replacement Kit

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T#:56110323

Part#: 111278463591ALKT

In Stock

$ 367.19 USD

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$ 367.19 USD

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With oil cap!

Valve Cover - Aluminum

10X Entries Into Our F80 M3 Sweepstakes

T#:56110317

Part#: 11127588412MKT

In Stock

Sale - Save 9% $ 346.99

This product was last offered at the strikethrough price on
08-17-2026

$ 314.45 USD

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08-17-2026

$ 314.45 USD

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Rein Oil Pan Kit - F48 F39 - B46 B48

2X Entries Into Our F80 M3 Sweepstakes

T#:55965837

Part#: 11138590017

In Stock

$ 199.99 USD

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$ 199.99 USD

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Don't let a damaged oil pan sideline your ultimate driving machine. Restore your vehicle's engine protection and structural oil containment with this premium quality oil pan from Rein. This engine oil pan provides a replacement solution for modern BMW and MINI powerplants that have suffered from road hazards or harsh impacts.

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Rein Aluminum Power Steering Pump Pulley - E36, E46 , E39, E83, E53, ...

2X Entries Into Our F80 M3 Sweepstakes

T#:53750207

Part#: PKP0124

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$ 41.99 USD

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$ 41.99 USD

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Upgrade the Plastic Pulley in Your BMW with an All Aluminum Construction Replacement from Rein

Blue Thermostat Caps (pair)

T#:54139632

Part#: BMS-TCP-BLU

Ships in 1 Business Day

$ 29.00 USD

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$ 29.00 USD

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Rein Turbocharger Vacuum Reservoir - E chassis - N54

2X Entries Into Our F80 M3 Sweepstakes

T#:53856273

Part#: 11652247620

In Stock at Vendor

$ 26.99 USD

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$ 26.99 USD

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The Rein Automotive OE Series vacuum reservoir is engineered to maintain peak pneumatic response within your vehicle’s forced induction system.

Red B58 BMW Coil Upgrade Adapter Kit - N55

T#:57086690

Part#: BMSN55CUAK-R

Ships on Nov 10, 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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Fuel Feed Line

2X Entries Into Our F80 M3 Sweepstakes

T#:53573470

Part#: 13537605189

In Stock

$ 102.99 USD

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$ 102.99 USD

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Hydraulic Alternator Belt Tensioner Assembly

10X Entries Into Our F80 M3 Sweepstakes

T#:55030822

Part#: 11287838797

Ships in 9 Business Days

Sale - Save 10% $ 59.99

This product was last offered at the strikethrough price on
10-08-2026

$ 53.99 USD

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Vacuum Pipe

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T#:52586629

Part#: 11157603816

In Stock

Sale - Save 7% $ 29.99

This product was last offered at the strikethrough price on
05-03-2026

$ 27.89 USD

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$ 27.89 USD

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Alternator Pulley

10X Entries Into Our F80 M3 Sweepstakes

T#:52164889

Part#: 12317560483

In Stock

Sale - Save 15% $ 45.99

This product was last offered at the strikethrough price on
09-16-2026

$ 39.09 USD

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Is your BMW making a chirping or grinding noise at idle? The culprit is frequently a failing alternator decoupler pulley. Unlike a traditional solid pulley, this Overrunning Alternator Pulley (OAP) allows the alternator rotor to "freewheel" when engine speeds drop suddenly. This specialized function protects your BMW drive belt and belt tensioner from excessive snap-back, vibration, and "belt slap."

Prevent Catastrophic Engine Failure

Over time, the internal clutch mechanism can seize or slip, leading to accelerated wear or total serpentine belt failure. On BMW engines, a snapped belt can be ingested through the front main seal, causing catastrophic engine damage. Replacing this pulley is a cost-effective preventative maintenance step that restores smoothness to your accessory drive without the high cost of a complete alternator replacement.

Features & Benefits:

Lowers the load on the drive belt, tensioner, and AC compressor.
Stops "belt slap" and rhythmic chirping noises during deceleration and idle.
Direct Replacement with high-quality construction ensures perfect fitment and long-term durability.
Essential Maintenance for N52 engines

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Valve Cover Gasket - Set

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T#:54068660

Part#: 11127587804

Ships in 9 Business Days

Sale - Save 15% $ 26.99

This product was last offered at the strikethrough price on
09-16-2026

$ 22.94 USD

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$ 26.99

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$ 22.94 USD

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TIMING CHAIN WITH TENSION RAIL

10X Entries Into Our F80 M3 Sweepstakes

T#:57231560

Part#: 11318658027

In Stock

Sale - Save 15% $ 109.99

This product was last offered at the strikethrough price on
09-16-2026

$ 93.49 USD

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$ 93.49 USD

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Oil Level Indicator with hardware

10X Entries Into Our F80 M3 Sweepstakes

T#:52551471

Part#: 12617607910KT1

In Stock

Sale - Save 15% $ 159.99

This product was last offered at the strikethrough price on
05-03-2026

$ 135.99 USD

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$ 135.99 USD

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Reads oil level in oil pan, includes new hardware and seal

N55 Aluminum Valve Cover Kit w/ Cap & Hardware - F22/23 F3X F87 N55 3...

10X Entries Into Our F80 M3 Sweepstakes

T#:59257688

Part#: 11127570292MCKT

In Stock

$ 311.06 USD

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$ 311.06 USD

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Tired of dealing with plastic valve covers that crack and split, causing frustrating oil leaks? This upgraded aluminum valve cover is the perfect solution! This kit includes all of the items needed to install the valve cover and the associated components and parts that attach to the valve cover.

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Oxygen Sensor Kit - F30/31 N47, E70 M57

10X Entries Into Our F80 M3 Sweepstakes

T#:55569520

Part#: 13628589844KT2

In Stock

Sale - Save 15% $ 770.99

This product was last offered at the strikethrough price on
07-03-2026

$ 658.84 USD

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$ 658.84 USD

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Oxygen sensors are used by the vehicle computer to adjust the air/fuel ratio and test vehicle emissions. This kit includes both rear Sensors.

Intake Gasket - Priced Each

10X Entries Into Our F80 M3 Sweepstakes

T#:54995058

Part#: 11617547242

In Stock

Sale - Save 87% $ 19.99

This product was last offered at the strikethrough price on
09-16-2026

$ 2.69 USD

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$ 19.99

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$ 2.69 USD

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Oil Cap

10X Entries Into Our F80 M3 Sweepstakes

T#:56110314

Part#: 11127560482

In Stock

Sale - Save 10% $ 9.99

This product was last offered at the strikethrough price on
10-08-2026

$ 8.99 USD

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$ 9.99

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$ 8.99 USD

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Rein Aluminum Power Steering Pump Pulley - F06, F10, F12, F13 - S63 ...

2X Entries Into Our F80 M3 Sweepstakes

T#:53750169

Part#: PKP0121

Ships in 3 Business Days

$ 63.99 USD

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$ 63.99 USD

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Upgrade the Plastic Pulley in Your BMW with an All Aluminum Construction Replacement from Rein

Rein Turbo Oil Return Pipe - F30, F32, F33, F34, F36, F22, F23, G11, ...

2X Entries Into Our F80 M3 Sweepstakes

T#:53856281

Part#: 11427643176

Back Ordered

$ 70.99 USD

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$ 70.99 USD

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The Rein Turbo Oil Feed Pipe is engineered to meet the rigorous tolerances required by high-performance forced induction systems.

Rein Aluminum Magnetic Oil Drain Plug - S/N63, M/N62, S/M70, M/N73, N...

2X Entries Into Our F80 M3 Sweepstakes

T#:53750214

Part#: HWU0115

Ships in 3 Business Days

$ 17.99 USD

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$ 17.99 USD

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Rein Oil Drain Plug with Aluminum Construction, OE Dimensions and Threading. Upgrade Over Stock with a Magnetic tip to collect unwanted debris

Rein Right Engine Mount - G2x B46/B48

2X Entries Into Our F80 M3 Sweepstakes

T#:57086663

Part#: 22117581622

Ships in 3 Business Days

$ 79.99 USD

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$ 79.99 USD

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A worn or failed engine mount allows unwanted engine deflection under hard acceleration and cornering, compromising chassis feel, shifting precision, and overall power transfer. Replacing degraded factory units with this OE-quality mount eliminates excessive engine movement and dampens high-frequency drivetrain harmonics to keep your chassis performing as intended.

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Turbocharger Oil Feed Pipe

2X Entries Into Our F80 M3 Sweepstakes

T#:57616359

Part#: 11427643175

Ships in 3 Business Days

$ 86.99 USD

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$ 86.99 USD

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This Rein Turbocharger Oil Supply Line restores factory-level oiling to keep your turbo operating smoothly.

Rein Pressure Regulator Valve Repair Kit - E53, E60, E63, E64, E65, E...

2X Entries Into Our F80 M3 Sweepstakes

T#:55821694

Part#: 11127547058

Ships in 3 Business Days

$ 16.99 USD

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$ 16.99 USD

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This Rein Automotive repair kit allows you to service the internal components of the crankcase breather valve independently. Instead of replacing the entire, costly valve cover or manifold assembly, this kit provides the exact wear items required to rebuild the factory housing back to original operating specifications. All components are manufactured to strict OE tolerances. The diaphragm is molded from premium, oil-resistant elastomers engineered to withstand prolonged exposure to aggressive synthetic lubricants, fuel vapors, and extreme under-hood heat cycles without losing its elasticity or sealing profile.

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Spark Plug Well Gasket - Priced Each

T#:59477486

Part#: 11121312173

Ships in 1 Business Day

$ 4.59 USD

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$ 4.59 USD

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Rein Engine Mount - Left - BMW F2X, F3X

2X Entries Into Our F80 M3 Sweepstakes

T#:52516259

Part#: AVE0760

Ships in 3 Business Days

$ 63.99 USD

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$ 63.99 USD

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The Rein Automotive AVE0760 Engine Mount is a precision-engineered replacement designed specifically for BMW's xDrive platforms.

Rein Oil Pan Repair Kit - F55 F56 F54 F57 F60 - B36 B38

2X Entries Into Our F80 M3 Sweepstakes

T#:55965838

Part#: 11138611689

Ships in 3 Business Days

$ 219.99 USD

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$ 219.99 USD

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Stop the leaks and secure your engine’s life with this factory-spec replacement oil pan from Rein. When you are pushing your BMW or MINI on the street or track, a cracked or weeping oil pan is the last thing you need threatening your engine's oil pressure.

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Turbo Oil Return Pipe

2X Entries Into Our F80 M3 Sweepstakes

T#:57616360

Part#: 11427563711

Ships in 3 Business Days

$ 52.99 USD

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$ 52.99 USD

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Maintain optimal oil circulation and safeguard your turbo system with this high-performance turbocharger oil return line.

Turbo Oil Feed Pipe

2X Entries Into Our F80 M3 Sweepstakes

T#:57616361

Part#: 11427634680

Ships in 3 Business Days

$ 126.99 USD

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$ 126.99 USD

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Prevent turbo failure and keep your engine performing at its absolute best with an OE-quality turbocharger oil feed line replacement.

Active Autowerke Rotrex Traction Fluid - 1 Liter

T#:57616348

Part#: RTF-1L

Ships in 3 Business Days

7% off MSRP $ 140.00

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

$ 130.00 USD

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7% off MSRP

$ 140.00

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

$ 130.00 USD

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Rotrex superchargers utilize a unique traction drive system that sets it apart from other centrifugal-style superchargers. For best performance, Rotrex recommends replacing this fluid every 50,000 miles. This bottle of traction fluid is plenty enough for one supercharger service (typically 750ml).

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Oil Pan Kit

2X Entries Into Our F80 M3 Sweepstakes

T#:55569548

Part#: 11137550483

Ships in 3 Business Days

$ 99.99 USD

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$ 99.99 USD

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Rein Right Engine Mount - G30 B46

2X Entries Into Our F80 M3 Sweepstakes

T#:57086685

Part#: 22119488384

Ships in 3 Business Days

$ 92.99 USD

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$ 92.99 USD

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A worn or failed engine mount allows unwanted engine deflection under hard acceleration and cornering, compromising chassis feel, shifting precision, and overall power transfer. Replacing degraded factory units with this OE-quality mount eliminates excessive engine movement and dampens high-frequency drivetrain harmonics to keep your chassis performing as intended.

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Coolant Pipe

2X Entries Into Our F80 M3 Sweepstakes

T#:57616351

Part#: 11537802632

Ships in 3 Business Days

$ 216.99 USD

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$ 216.99 USD

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Keep your M57 diesel engine running cool and leak-free with this premium replacement engine coolant pipe engineered by Rein Automotive.

Rein Aluminum Power Steering Pump Pulley - E60, E83 - M54, N52 ...

2X Entries Into Our F80 M3 Sweepstakes

T#:53750204

Part#: PKP0123

Ships in 3 Business Days

$ 61.99 USD

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$ 61.99 USD

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Upgrade the Plastic Pulley in Your BMW with an All Aluminum Construction Replacement from Rein

Oil Catch Can Hose Kit | R55-R59 N18 Engine - Red

T#:59550867

Part#: 90-1102-01

Ships in 3 Business Days

$ 74.99 USD

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$ 74.99 USD

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Active Autowerke Supercharger Kit Gen 2 Level 4 - E9X M3 S65 4.0L ...

T#:57616347

Part#: 12-032-C38

Ships in 10 Business Days

$ 23,749.00 USD

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$ 23,749.00 USD

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The Active Autowerke Supercharger System is powered by a Rotrex C38-92R Supercharger Unit mounted with a custom CNCed bracket that uses a dedicated drive belt system, while eight high flow fuel injectors are used to supply the additional required fuel. Active Autowerke's Performance Software, available for 91-93 octane, race gas, and octane levels unique to other countries, is carefully calibrated, and is at the heart of the system to provide an unparalleled driving experience. Keeping within the factory's OBDII parameters, the Active Autowerke Supercharger System ensures consistency for everyday driving. The Level 4 system includes a water/methanol injection system with upgraded pulley and custom software.

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Elwis O-Ring

T#:54388453

Part#: 11667566483

Ships in 1-2 days

$ 4.07 USD

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$ 4.07 USD

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56 x 2.75 mm rubber ring that connects to the vacuum pump

Accessory Belt Tensioner Assembly

10X Entries Into Our F80 M3 Sweepstakes

T#:54995068

Part#: 11287582946

Ships in 9 Business Days

Sale - Save 10% $ 52.99

This product was last offered at the strikethrough price on
10-08-2026

$ 47.69 USD

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$ 52.99

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Double roller tensioner

Valve Cover Gasket

10X Entries Into Our F80 M3 Sweepstakes

T#:56001963

Part#: 11127565286

Ships in 9 Business Days

Sale - Save 10% $ 32.99

This product was last offered at the strikethrough price on
10-08-2026

$ 29.69 USD

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Turbocharger Oil Feed Line

10X Entries Into Our F80 M3 Sweepstakes

T#:56507807

Part#: 11428678840

Ships in 9 Business Days

Sale - Save 10% $ 55.99

This product was last offered at the strikethrough price on
10-08-2026

$ 50.39 USD

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$ 55.99

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$ 50.39 USD

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Oil Pan Gasket

10X Entries Into Our F80 M3 Sweepstakes

T#:55030857

Part#: 11137600482

Ships in 9 Business Days

Sale - Save 10% $ 27.99

This product was last offered at the strikethrough price on
10-08-2026

$ 25.19 USD

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$ 27.99

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$ 25.19 USD

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Gasket Flange

10X Entries Into Our F80 M3 Sweepstakes

T#:56074203

Part#: 11377502022

Ships in 9 Business Days

Sale - Save 10% $ 6.99

This product was last offered at the strikethrough price on
10-08-2026

$ 6.29 USD

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$ 6.99

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$ 6.29 USD

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Oxygen Sensor - Priced Each

10X Entries Into Our F80 M3 Sweepstakes

T#:56291060

Part#: 11787548961

Ships in 9 Business Days

Sale - Save 10% $ 65.99

This product was last offered at the strikethrough price on
10-08-2026

$ 59.39 USD

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$ 65.99

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Front Oxygen Sensor - Bank 2 Pre-Cat

10X Entries Into Our F80 M3 Sweepstakes

T#:55497441

Part#: 11787558087

Ships in 9 Business Days

Sale - Save 10% $ 109.99

This product was last offered at the strikethrough price on
10-08-2026

$ 98.99 USD

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$ 109.99

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$ 98.99 USD

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Fuel Pump - Assembly

10X Entries Into Our F80 M3 Sweepstakes

T#:56254817

Part#: 16141184022

Ships in 9 Business Days

Sale - Save 10% $ 179.99

This product was last offered at the strikethrough price on
10-08-2026

$ 161.99 USD

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$ 179.99

This product was last offered at the strikethrough price on
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$ 161.99 USD

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Valvetronic Camshaft Adjuster Gasket

10X Entries Into Our F80 M3 Sweepstakes

T#:55461411

Part#: 11127552280

Ships in 9 Business Days

Sale - Save 10% $ 27.99

This product was last offered at the strikethrough price on
10-08-2026

$ 25.19 USD

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