BMW Engine Parts

Rein Turbo Charger Kit - B58

T#:53785545

Part#: TRK0025

In Stock at Vendor

$ 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.

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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Blue B58 BMW Coil Upgrade Adapter Kit - N55

T#:49857415

Part#: BMSN55CUAK

Back Ordered

$ 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. Why Upgrade: While the N55 is a reliable platform, factory coils can struggle under high boost, heat, and load. B58 coils deliver stronger, more consistent spark, and this adapter kit ensures a clean, OEM-quality integration. Features & Benefits: Direct-fit adapter harness & mounts for straightforward B58 coil installation Plug-and-play design — no cutting, splicing, or permanent modifications Secure coil seating & alignment for consistent performance and reliability Improved ignition stability under high-load or tuned conditions, helping reduce misfires Applications: Stage 1–3 N55 builds, turbo upgrades, ethanol blends, track use, and aggressive daily driving Drivers looking to eliminate heat- and boost-related ignition issues Anyone seeking an OEM+ quality coil upgrade without a messy DIY install Result: A clean, professional installation that modernizes your ignition system and delivers reliable spark performance under all conditions. If you provide the kit’s brand/part number and whether your valve cover is stock or aftermarket, I can refine this description for precise fitment and application.

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Red B58 BMW Coil Upgrade Adapter Kit - N55

T#:57086690

Part#: BMSN55CUAK-R

Ships on Sep 9, 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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Rein Turbocharger Vacuum Reservoir - E chassis - N54

T#:53856273

Part#: 11652247620

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$ 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.

Rein Oil Pan Kit - F48 F39 - B46 B48

T#:55965837

Part#: 11138590017

Ships in 1 Business Day

$ 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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TIMING CHAIN WITH TENSION RAIL

T#:57231560

Part#: 11318658027

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$ 85.67 USD

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$ 85.67 USD

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Upper Engine Mount

T#:51320854

Part#: 22116778610

In Stock

Sale - Save 15% $ 75.99

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

$ 64.59 USD

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$ 75.99

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$ 64.59 USD

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Oil Level Indicator with hardware

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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$ 159.99

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

$ 135.99 USD

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

Aluminum Valve Cover - BMW N55 3.0L

T#:56110315

Part#: 11127570292MKT

In Stock

$ 283.99 USD

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$ 283.99 USD

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With Cap!

Oil Cap

T#:56110314

Part#: 11127560482

In Stock

$ 9.99 USD

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$ 9.99 USD

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Hydraulic Alternator Belt Tensioner Assembly

T#:55030822

Part#: 11287838797

In Stock

$ 59.99 USD

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$ 59.99 USD

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Valve Cover - Aluminum

T#:56110317

Part#: 11127588412MKT

In Stock

Sale - Save 9% $ 346.99

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

$ 315.20 USD

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$ 346.99

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

$ 315.20 USD

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Bremmen High Pressure Fuel Pump Sprocket - BMW N57 3.0L

T#:50381429

Part#: 13527800025

In Stock

Sale - Save 21% $ 75.99

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

$ 60.38 USD

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$ 75.99

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$ 60.38 USD

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The N57 High-Pressure Fuel Pump Sprocket is a crucial component in BMW vehicles equipped with the N57 diesel engine. It drives the high-pressure fuel pump, ensuring precise fuel delivery for efficient combustion and optimal engine performance. This sprocket is also important in linking the timing chain system from the crankshaft to the fuel pump and then to the camshafts.

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Fuel Pump - High Pressure

T#:57267808

Part#: 13517636881

In Stock

$ 170.54 USD

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$ 170.54 USD

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Accessory Belt Tensioner Assembly

T#:54995068

Part#: 11287582946

In Stock

$ 52.99 USD

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$ 52.99 USD

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Double roller tensioner

Aluminum Valve Cover Replacement Kit

T#:56110323

Part#: 111278463591ALKT

Ships in 1 Business Day

$ 367.19 USD

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$ 367.19 USD

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With oil cap!

Intake Gasket Set

T#:54995058

Part#: 11617547242

In Stock

$ 19.99 USD

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$ 19.99 USD

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

T#:53856281

Part#: 11427643176

In Stock

$ 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.

Blue B58 BMW Coil Upgrade Adapter Kit - N54

T#:49857414

Part#: BMSN54CUAK

Ships on Sep 9, 2026

$ 199.00 USD

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$ 199.00 USD

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Modernize your N54 ignition system with this N54 to B58 Coil Upgrade Adapter Kit, engineered to deliver an OEM-quality conversion for improved spark energy and consistency. Designed to pair B58-style pencil coils with the factory N54 engine harness, this kit provides a clean, reversible installation—no cutting, splicing, or guesswork required. Key Features & Benefits: Direct-fit adapter solution to run B58 coils on N54 applications Plug-and-play wiring integrates with the factory N54 harness for a factory-like install Secure coil positioning helps ensure proper seating and reliable long-term fitment Improved ignition stability under higher cylinder pressures—ideal for tuned, higher-boost setups Clean, serviceable conversion that maintains a tidy engine bay and simplifies future maintenance Ideal For: Stock to heavily modified N54 builds Vehicles running elevated boost, ethanol blends, or upgraded turbo systems Owners looking to reduce ignition-related misfires and improve combustion consistency under load If you share the brand/part number of the kit and which coils you’re pairing it with, I can tailor the write-up to match the exact components and fitment notes.

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

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

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

Turbo & Intake Heat Shield - Gen1 B58

T#:49857410

Part#: BMSB58THS

In Stock

$ 119.00 USD

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$ 119.00 USD

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Keep heat where it belongs and boost where it counts with a B58 Turbo & Intake Heat Shield for BMW and Toyota Supra—an OE-plus style upgrade that helps your setup stay cooler, more consistent, and happier when you’re leaning on it. BMW’s factory heat management is fine at stock-ish levels, but once you start turning the wick up, the turbo becomes a rolling space heater. That radiant heat soaks the nearby intake tract, nudging IATs up and making performance less repeatable pull after pull. This shield steps in as a dedicated barrier between the turbo and intake components, helping reduce heat soak so you can keep intake air cooler and denser when you’re driving it like you mean it. Built with a clean, factory-inspired mindset, it’s precision-formed to wrap neatly around the B58 turbo and intake area, and it mounts using factory locations for a tidy, OEM-level install. No cutting, no permanent changes, and fully reversible—just a straightforward bolt-on that looks right at home in the engine bay. Made from durable, heat-resistant materials, it’s designed to handle the heat long-term without turning into a crispy science project. Why it matters Cuts down radiant heat from the turbocharger into the intake area Helps reduce intake air temperature creep Improves consistency during repeated pulls and hard driving Adds protection for surrounding components exposed to turbo heat Features & highlights Designed for BMW B58 and Toyota Supra applications Precision-formed for OEM-level fitment Heat-resistant construction for long-term durability Bolt-on install using factory mounting points Clean, OE-plus under-hood appearance

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Turbo & Intake Heat Shield - Gen2 B58

T#:49857413

Part#: BMSG2B58THS

Ships on Sep 9, 2026

$ 119.00 USD

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$ 119.00 USD

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Keep heat where it belongs and boost where it counts with a B58 Turbo & Intake Heat Shield for BMW and Toyota Supra—an OE-plus style upgrade that helps your setup stay cooler, more consistent, and happier when you’re leaning on it. BMW’s factory heat management is fine at stock-ish levels, but once you start turning the wick up, the turbo becomes a rolling space heater. That radiant heat soaks the nearby intake tract, nudging IATs up and making performance less repeatable pull after pull. This shield steps in as a dedicated barrier between the turbo and intake components, helping reduce heat soak so you can keep intake air cooler and denser when you’re driving it like you mean it. Built with a clean, factory-inspired mindset, it’s precision-formed to wrap neatly around the B58 turbo and intake area, and it mounts using factory locations for a tidy, OEM-level install. No cutting, no permanent changes, and fully reversible—just a straightforward bolt-on that looks right at home in the engine bay. Made from durable, heat-resistant materials, it’s designed to handle the heat long-term without turning into a crispy science project. Why it matters Cuts down radiant heat from the turbocharger into the intake area Helps reduce intake air temperature creep Improves consistency during repeated pulls and hard driving Adds protection for surrounding components exposed to turbo heat Features & highlights Designed for BMW B58 and Toyota Supra applications Precision-formed for OEM-level fitment Heat-resistant construction for long-term durability Bolt-on install using factory mounting points Clean, OE-plus under-hood appearance

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Engine Mount - Left

T#:56110324

Part#: 22116856403

Ships in 2 Business Days

$ 116.22 USD

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$ 116.22 USD

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Rein Engine Mount - Left - BMW F2X, F3X

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.

Fuel Feed Line

T#:53573470

Part#: 13537605189

In Stock

$ 102.99 USD

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$ 102.99 USD

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

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

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

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

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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Oil Pan Kit

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

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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Black Forest Industries Engine Mount - Stage 1 (Pair) - BMW E8X / E9X...

T#:50934267

Part#: BFI-BMW-E9X-M1

Ships on Sep 15, 2026

$ 302.99 USD

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$ 302.99 USD

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These Stage 1 mounts provide the structural rigidity needed to handle increased boost levels and higher torque loads while dampening the vibrations typical of the BMW straight-six.

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

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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BFI Transmission Mounts - Stage 1 - BMW E30 / E36 / E46 / E9X / Z3 / ...

T#:50934269

Part#: BFI-BMW-TRANS-01

Ships on Sep 15, 2026

$ 69.99 USD

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$ 69.99 USD

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This kit is a "must-have" for any E36, E46, or E9X owner looking to tighten up their drivetrain's foundation and ensure long-term mechanical reliability.

Black Forest Industries Engine Mounts - Stage 1 - BMW F8X M2 / M3 / M...

T#:50934268

Part#: BFI-BMW-F8X-M1

Ships on Sep 15, 2026

$ 349.99 USD

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$ 349.99 USD

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By upgrading to a solid-core poly design, you eliminate the risk of fluid-filled mount failure while gaining a significantly more stable drivetrain platform.

Rein Right Engine Mount - G2x B46/B48

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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Black Forest Industries Engine Mounts - Stage 1 - BMW E30 / E36 / E46...

T#:50934264

Part#: BFI-BMW-90-01

Ships on Sep 15, 2026

$ 199.99 USD

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$ 199.99 USD

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Eliminate the "drive-line slop" common in the E36 and E46 chassis with this Stage 1 Engine Mount kit.

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

T#:54388428

Part#: H240

Ships on Sep 9, 2026

$ 21.99 USD

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$ 21.99 USD

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Starter Motor

T#:55030826

Part#: 12412354693

Ships on Sep 9, 2026

$ 129.99 USD

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$ 129.99 USD

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Camshaft Speed Sensor

T#:52832891

Part#: 12141743072

In Stock

Sale - Save 20% $ 39.99

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

$ 31.99 USD

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$ 39.99

This product was last offered at the strikethrough price on
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$ 31.99 USD

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CCV Hose

T#:51391238

Part#: 11127850244

In Stock

Sale - Save 20% $ 99.99

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

$ 79.99 USD

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$ 99.99

This product was last offered at the strikethrough price on
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$ 79.99 USD

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Oxygen Sensor Kit - F30/31 N47, E70 M57

T#:55569520

Part#: 13628589844KT2

Ships on Oct 15, 2026

Sale - Save 10% $ 770.99

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

$ 693.88 USD

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$ 770.99

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

$ 693.88 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.

Oil Separator Vent Hose

T#:53326231

Part#: 11617522933

In Stock

Sale - Save 20% $ 22.99

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

$ 18.39 USD

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$ 22.99

This product was last offered at the strikethrough price on
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$ 18.39 USD

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Vacuum Pipe

T#:52586629

Part#: 11157603816

In Stock

Sale - Save 20% $ 29.99

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

$ 23.99 USD

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$ 29.99

This product was last offered at the strikethrough price on
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$ 23.99 USD

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Alternator Pulley

T#:52164889

Part#: 12317560483

In Stock

Sale - Save 15% $ 44.99

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

$ 38.24 USD

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$ 44.99

This product was last offered at the strikethrough price on
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$ 38.24 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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