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Engine & Drivetrain

Shop the parts you need to improve or maintain your BMW engine here. At Bavarian Autosport, we stock products for the cooling and fuel systems, transmission and clutch assemblies, to all of the filters, belts, and fluids that your MINI or BMW will ever need. Click the categories below to browse our complete catalog of both OEM and aftermarket parts for your vehicle.

For more than four decades, Bavarian Autosport has been helping BMW and MINI enthusiasts maintain, repair, and upgrade their vehicles while saving thousands of dollars in shop fees. Throughout our history it has been our mission to give every Mini or BMW owner the resources to take on nearly any repair or maintenance task themselves. With more than 100 DIY videos and free tech help available on our site, there is no job that is too big. We have a full team of advisers ready to answer your technical questions and help you find the right part for your Mini or BMW by phone or email. And if you aren't 100% satisfied with your purchase, returns are easy and hassle-free.

Set Descending Direction
  • Cooling System Overhaul Kit

    Cooling System Overhaul Kit

    PART#: E39 6 COOL-98

    BRAND: Assembled by BAVauto

    This part is model specific. Please select a vehicle above to ensure that you get the correct part.

    From:

    $275.65

    To: $267.38

     SAVE!

    Availability: Currently in stock

    Shipping exception – charges apply
  • Cooling System Overhaul Kit

    Cooling System Overhaul Kit

    PART#: E39 6 COOL-99

    BRAND: Assembled by BAVauto

    This part is model specific. Please select a vehicle above to ensure that you get the correct part.

    From:

    $337.18

    To: $327.06

     SAVE!

    Availability: Currently in stock

    Shipping exception – charges apply
  • Cooling System Overhaul Kit

    Cooling System Overhaul Kit

    PART#: E39 8 COOL 98

    BRAND: Assembled by BAVauto

    This part is model specific. Please select a vehicle above to ensure that you get the correct part.

    From:

    $418.16

    To: $405.62

     SAVE!

    Availability: Currently in stock

    Shipping exception – charges apply
  • Cooling System Overhaul Kit

    Cooling System Overhaul Kit

    PART#: E39 8 COOL 99AT

    BRAND: Assembled by BAVauto

    This part is model specific. Please select a vehicle above to ensure that you get the correct part.

    From:

    $473.99

    To: $459.77

     SAVE!

    Availability: Currently in stock

    Shipping exception – charges apply
  • Cooling System Overhaul Kit

    Cooling System Overhaul Kit

    PART#: E39 8 COOL MAN

    BRAND: Assembled by BAVauto

    This part is model specific. Please select a vehicle above to ensure that you get the correct part.

    From:

    $423.19

    To: $410.49

     SAVE!

    Availability: Currently in stock

    Shipping exception – charges apply
  • Cooling System Overhaul Kit - Automatic Transmission

    Cooling System Overhaul Kit - Automatic Transmission

    PART#: E46 COOL AUTO

    BRAND: Assembled by BAVauto

    This part is model specific. Please select a vehicle above to ensure that you get the correct part.

    From:

    $344.48

    To: $334.15

     SAVE!

    Availability: Currently in stock

    Shipping exception – charges apply
  • Cooling System Overhaul Kit

    Cooling System Overhaul Kit

    PART#: E46 COOL MANUAL

    BRAND: Assembled by BAVauto

    This part is model specific. Please select a vehicle above to ensure that you get the correct part.

    From:

    $316.04

    To: $306.56

     SAVE!

    Availability: Currently in stock

    Shipping exception – charges apply
  • Cooling System Overhaul Kit

    Cooling System Overhaul Kit

    PART#: E46 M3 COOL KIT

    BRAND: Assembled by BAVauto

    This part is model specific. Please select a vehicle above to ensure that you get the correct part.

    From:

    $999.09

    To: $969.12

     SAVE!

    Availability: Out of stock

    Shipping exception – charges apply
  • Cooling System Overhaul Kit

    Cooling System Overhaul Kit

    PART#: E53 6 COOL KIT

    BRAND: Assembled by BAVauto

    This part is model specific. Please select a vehicle above to ensure that you get the correct part.

    From:

    $354.48

    To: $343.85

     SAVE!

    Availability: Currently in stock

    Shipping exception – charges apply
  • Cooling System Overhaul Kit

    Cooling System Overhaul Kit

    PART#: E53 8 COOL KIT

    BRAND: Assembled by BAVauto

    This part is model specific. Please select a vehicle above to ensure that you get the correct part.

    From:

    $620.65

    To: $602.03

     SAVE!

    Availability: Out of stock

    Shipping exception – charges apply
  • Water Pump

    Water Pump

    PART#: V12 WP KIT 89

    BRAND: Bavarian Autosport

    This part is model specific. Please select a vehicle above to ensure that you get the correct part.

    From: $0.95

    To: $537.94

    Availability: Out of stock

    Ships for free if total order exceeds $99
  • Expansion tank

    Radiator Expansion Tank - Behr

    PART#: 376705431

    BRAND: Behr

    This part is model specific. Please select a vehicle above to ensure that you get the correct part.

    $36.95 / each

    Availability: Currently in stock

    Ships for free if total order exceeds $99
  • Expansion tank

    Radiator Expansion Tank - Behr

    PART#: 376731501

    BRAND: Behr

    This part is model specific. Please select a vehicle above to ensure that you get the correct part.

    $32.95 / each

    Availability: Currently in stock

    Ships for free if total order exceeds $99
  • Expansion tank

    Radiator Expansion Tank - Behr

    PART#: 376755091

    BRAND: Behr

    This part is model specific. Please select a vehicle above to ensure that you get the correct part.

    $14.95 / each

    Availability: Currently in stock

    Ships for free if total order exceeds $99
  • Expansion tank

    Radiator Expansion Tank - Behr

    PART#: 376755111

    BRAND: Behr

    This part is model specific. Please select a vehicle above to ensure that you get the correct part.

    $39.95 / each

    Availability: Currently in stock

    Ships for free if total order exceeds $99
  • Expansion Tank - Plastic - Behr

    Expansion Tank - Behr

    PART#: 376789711

    BRAND: Behr

    This part is model specific. Please select a vehicle above to ensure that you get the correct part.

    $39.95 / each

    Availability: Out of stock

    Ships for free if total order exceeds $99
  • Coolant Expansion Tank - BEHR

    Coolant Expansion Tank - BEHR

    PART#: 376789721

    BRAND: Behr

    This part is model specific. Please select a vehicle above to ensure that you get the correct part.

    $39.95 / each

    Availability: Currently in stock

    Ships for free if total order exceeds $99
  • Expansion tank

    Coolant Expansion Tank - Behr

    PART#: 376789731

    BRAND: Behr

    This part is model specific. Please select a vehicle above to ensure that you get the correct part.

    $46.95 / each

    Availability: Currently in stock

    Ships for free if total order exceeds $99
  • Expansion tank

    Coolant Expansion Tank - Behr

    PART#: 376888411

    BRAND: Behr

    This part is model specific. Please select a vehicle above to ensure that you get the correct part.

    $34.95 / each

    Availability: Currently in stock

    Ships for free if total order exceeds $99
  • Coolant Expansion Tank - Behr

    Coolant Expansion Tank - Behr

    PART#: 376755211

    BRAND: Behr

    This part is model specific. Please select a vehicle above to ensure that you get the correct part.

    $36.95 / each

    Availability: Currently in stock

    Ships for free if total order exceeds $99
  • Coolant Expansion Tank - Behr

    Coolant Expansion Tank - Behr

    PART#: 376789751

    BRAND: Behr

    This part is model specific. Please select a vehicle above to ensure that you get the correct part.

    $42.95 / each

    Availability: Currently in stock

    Ships for free if total order exceeds $99
  • Expansion Tank - Plastic - Behr

    Expansion Tank - Plastic - Behr

    PART#: 376789761

    BRAND: Behr

    This part is model specific. Please select a vehicle above to ensure that you get the correct part.

    $49.95 / each

    Availability: Currently in stock

    Ships for free if total order exceeds $99
  • Radiator Expansion Tank - Behr

    Radiator Expansion Tank - Behr

    PART#: 376737181

    BRAND: Behr

    This part is model specific. Please select a vehicle above to ensure that you get the correct part.

    $31.95 / each

    Availability: Currently in stock

    Ships for free if total order exceeds $99
  • Coolant Expansion Tank

    Coolant Expansion Tank

    PART#: 376737221

    BRAND: Behr

    This part is model specific. Please select a vehicle above to ensure that you get the correct part.

    $49.95 / each

    Availability: Out of stock

    Ships for free if total order exceeds $99
  • Expansion tank

    Radiator Expansion Tank

    PART#: 17 10 2 229 772

    BRAND: Genuine BMW

    This part is model specific. Please select a vehicle above to ensure that you get the correct part.

    $112.22 / each
    Typically ships in 3-5 days.

    Ships for free if total order exceeds $99
  • Expansion tank

    Radiator Expansion Tank - Genuine BMW

    PART#: 17 11 7 573 751

    BRAND: Genuine BMW

    This part is model specific. Please select a vehicle above to ensure that you get the correct part.

    $102.48 / each

    Availability: Currently in stock

    Ships for free if total order exceeds $99
  • Expansion tank

    Coolant Expansion Tank - Genuine BMW

    PART#: 17 10 7 514 964

    BRAND: Genuine BMW

    This part is model specific. Please select a vehicle above to ensure that you get the correct part.

    $117.88 / each

    Availability: Currently in stock

    Ships for free if total order exceeds $99
  • Expansion tank

    Coolant Expansion Tank - Genuine BMW

    PART#: 17 10 7 836 448

    BRAND: Genuine BMW

    This part is model specific. Please select a vehicle above to ensure that you get the correct part.

    $141.42 / each
    Typically ships in 3-5 days.

    Ships for free if total order exceeds $99
  • Expansion tank

    Expansion Tank - Plastic

    PART#: 17 11 1 116 721

    BRAND: Genuine BMW

    This part is model specific. Please select a vehicle above to ensure that you get the correct part.

    $76.94 / each
    Typically ships in 3-5 days.

    Ships for free if total order exceeds $99
  • Expansion tank

    Expansion Tank - Plastic

    PART#: 17 11 1 178 251

    BRAND: Genuine BMW

    This part is model specific. Please select a vehicle above to ensure that you get the correct part.

    $76.38 / each
    Typically ships in 3-5 days.

    Ships for free if total order exceeds $99