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Air and Fuel› Superchargers, Turbochargers and Components

BorgWarner

BorgWarner Turbocharger SX K03 Mini Cooper S EP6 HP Upgrade

$3,059.57 $2,091.83 Save $967.74

SKU: B00E 53039880146

In Stock
In Stock
Ships by Aug 2
Free Shipping over $100
30 Days Return
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

Part #: 53039880146

BorgWarner is the leading manufacturer of turbochargers supplied to nearly ever OEM vehicle brand. BorgWarner offers a comprehensive portfolio of aftermarket service turbochargers for the passenger car light vehicle market. Distributors and customers have access to OE-quality parts through the aftermarket channel for import and domestic vehicles including Volkswagen, Audi, Porsche, BMW, Mini, Land Rover, Volvo, Hyundai and more.

MIA's Description

This BorgWarner turbocharger utilizes efficient turbocharging technology to meet high demands for performance, fuel economy, and emissions. It is constructed from high-grade materials, featuring water-cooled bearing casings and milled impeller wheels. Engineered for high-temperature applications up to 1,050°F, it incorporates new-generation turbines and impellers. The design supports various boost concepts, including wastegate, boost pressure control valves, variable turbines, twin-flow turbines, and special design solutions like integrated exhaust manifolds.

Fitment

Fitment Guaranteed

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Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandBorgWarner
Part NumberB00E 53039880146

Videos

Upgrading to a Borg Warner Turbocharger // Power & Reliability

Upgrading to a Borg Warner Turbocharger // Power & Reliability
Mini R56 - JCW - BorgWarner Upgrade Turbolader - Highflow Abgaskrümmer

Mini R56 - JCW - BorgWarner Upgrade Turbolader - Highflow Abgaskrümmer
How to Disassemble and Inspect a Turbocharger // Borg Warner K03

How to Disassemble and Inspect a Turbocharger // Borg Warner K03
Mini JCW R56 N14 270hp Dyno Run Stage 2 insane flames-Hybrid TURBO

Mini JCW R56 N14 270hp Dyno Run Stage 2 insane flames-Hybrid TURBO
Fix / Replace Turbo Flapper ko3 R56 Mini Cooper

Fix / Replace Turbo Flapper ko3 R56 Mini Cooper
07 R56 Mini Cooper S part-5: k03 turbocharger rebuild

07 R56 Mini Cooper S part-5: k03 turbocharger rebuild

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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