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BMW G01 X3 xDrive30i B46 2.0L Engine Cooling Parts

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ES#5339328 - B07.530 - Water Pump Gasket - Replacement gasket for your mechincal water pump - Elring - BMW

Replacement gasket for your mechincal water pump 2X Entries Into Our F80 M3 Sweepstakes
For vehicles with the earlier Gen1 B46 / B48 engine only

Brand:
Elring - Corporate Logo
ES#:
5339328
Mfg#:
B07.530
Ships in 1 Business Day
$7.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#5526908 - 17135A1BD89 - Engine Coolant Expansion Tank Cap - Replace the expansion tank cap for your MINI / BMW - Rein - BMW MINI

Replace the expansion tank cap for your MINI / BMW 2X Entries Into Our F80 M3 Sweepstakes

Brand:
Rein - Corporate Logo
ES#:
5526908
Mfg#:
17135A1BD89
Ships in 3 Business Days
$9.99 USD
Free Shipping
on orders $49 and up
ES#4940647 - 597.170 - Cylinder Head Gasket - Main cylinder head gasket 1.00MM (+0.3) (plus size) - Elring - BMW MINI

Main cylinder head gasket 1.00MM (+0.3) (plus size) 2X Entries Into Our F80 M3 Sweepstakes
For vehicles with production from 07/2015 with the B46/B48 Gen1 engine

Brand:
Elring - Corporate Logo
ES#:
4940647
Mfg#:
597.170
In Stock
Limited Qty Sale
$134.99

This product was last offered at the strikethrough price on
11-04-2026

$118.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#5425971 - 17135A6A030 - Coolant Expansion Tank - Replaces missing or cracked coolant expansion tank. - Meyle - BMW

Replaces missing or cracked coolant expansion tank. 5X Entries Into Our F80 M3 Sweepstakes

Brand:
Meyle - Corporate Logo
ES#:
5425971
Mfg#:
17135A6A030
In Stock
Limited Qty Sale
$75.99

This product was last offered at the strikethrough price on
09-20-2026

$65.99 USD
Free Shipping
on orders $49 and up
ES#5470103 - 8371 - CSF Universal Large Single-Pass Cooler - Universal cooler used for: engine oil, transmission oil, power-steering, differential oil, and as a water/coolant heat exchanger. - CSF - Audi BMW Volkswagen Mercedes Benz MINI

Universal cooler used for: engine oil, transmission oil, power-steering, differential oil, and as a water/coolant heat exchanger. 2X Entries Into Our F80 M3 Sweepstakes
Universal fitment design - modifications may be necessary to run this cooler

Brand:
CSF - Corporate Logo
ES#:
5470103
Mfg#:
8371
Ships in 3 Business Days
$499.00 USD
Free Shipping
ES#5470511 - 17135A6A030C - Rein Coolant Expansion Tank - With Cap - Replace your old brittle expansion tank - Rein - BMW

Replace your old brittle expansion tank 2X Entries Into Our F80 M3 Sweepstakes

Brand:
Rein - Corporate Logo
ES#:
5470511
Mfg#:
17135A6A030C
Ships in 3 Business Days
$99.99 USD
Free Shipping
on orders $49 and up
ES#4845729 - 11538854737 - Water Feed Tube with O-ring - Compatible with various BMW models, the Water Feed Tube with O-ring CHT0924 is the ideal solution for those looking to restore their vehicles cooling system to optimal condition. - Rein - BMW

Compatible with various BMW models, the Water Feed Tube with O-ring CHT0924 is the ideal solution for those looking to restore their vehicle’s cooling system to optimal condition. 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
4845729
Mfg#:
11538854737
Ships in 3 Business Days
$46.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#5491333 - 171386106612 - Coolant Expansion Tank - Coolant reservoir tank dedicated to the intake charge air cooler system - Rein - BMW

Coolant reservoir tank dedicated to the intake charge air cooler system 2X Entries Into Our F80 M3 Sweepstakes

Brand:
Rein - Corporate Logo
ES#:
5491333
Mfg#:
171386106612
Ships in 3 Business Days
$49.99 USD
Free Shipping
on orders $49 and up
ES#5491326 - 17138610661 - Expansion Tank Kit - Coolant reservoir tank dedicated to the intake charge air cooler system - Rein - BMW

Coolant reservoir tank dedicated to the intake charge air cooler system 2X Entries Into Our F80 M3 Sweepstakes

Brand:
Rein - Corporate Logo
ES#:
5491326
Mfg#:
17138610661
Ships in 3 Business Days
$56.99 USD
Free Shipping
on orders $49 and up
ES#5425168 - g2xb48dofhl1KT - Oil Filter Housing & Heat Management Module Kit - Level 1 - Includes the main components needed to replace the two biggest B48 cooling issues - featuring an upgraded Aluminum Oil Filter Housing and new Coolant Thermostat Module - Assembled By ECS - BMW

Includes the main components needed to replace the two biggest B48 cooling issues - featuring an upgraded Aluminum Oil Filter Housing and new Coolant Thermostat Module 10X Entries Into Our F80 M3 Sweepstakes
For vehicles without Energy Recovery System (S1CEA)
For later models with the B48 Gen2 (B48D) engine only - Not compatible with earlier Gen1 engines

Brand:
Assembled By ECS - Corporate Logo
ES#:
5425168
Mfg#:
G2XB48DOFHL1KT
Ships in 6 Business Days
ON SALE! SAVE 22%
$1106.99

This product was last offered at the strikethrough price on
06-15-2026

$861.46 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement
ES#4882996 - 201-0393-BLK - Black Engine Coolant Reservoir Cap - Functional and stunningly stylish way to add a nice touch to any engine bay! - Precision Raceworks - BMW

Functional and stunningly stylish way to add a nice touch to any engine bay!

Brand:
Precision Raceworks - Corporate Logo
ES#:
4882996
Mfg#:
201-0393-BLK
Ships in 9 Business Days
$109.99 USD
Free Shipping
on orders $49 and up
ES#4882954 - 201-0394-BLK - Black Auxiliary Coolant Reservoir Cap - Functional and stunningly stylish way to add a nice touch to any engine bay - Precision Raceworks - BMW

Functional and stunningly stylish way to add a nice touch to any engine bay

Brand:
Precision Raceworks - Corporate Logo
ES#:
4882954
Mfg#:
201-0394-BLK
Ships in 9 Business Days
$94.99 USD
Free Shipping
on orders $49 and up

Upgrade your cooling system's performance and safeguard your engine against thermal breakdown with this Bosch Auxiliary Water Pump.

Brand:
Bosch - Corporate Logo
ES#:
5505144
Mfg#:
039202410V
Special Order: No Guaranteed ETA
$204.99 USD
Free Shipping
on orders $49 and up

This is the main mechanical pump. Includes support bracket 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
5515992
Mfg#:
11517644809
Ships on Dec 15, 2026
ON SALE!
$189.99

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

$180.49 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#5504857 - 11518638026 - Mechanical Water Pump - Replacement water pump assembly - Bremmen Parts - BMW

Replacement water pump assembly 10X Entries Into Our F80 M3 Sweepstakes
For model years 2018-2019

Brand:
Bremmen Parts - Corporate Logo
ES#:
5504857
Mfg#:
11518638026
Ships on Jan 25, 2027
ON SALE! SAVE 20%
$119.99

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

$95.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Engine Cooling Parts

Optimize your engine cooling system performance and heater output with quality drive belts, coolant hoses, cooling system parts, and approved coolant fluids from ECS Tuning. Head off expensive repairs and untimely breakdowns with regularly scheduled cooling system inspection and maintenance.

ECS Tuning is not affiliated with any automobile manufacturers.
Manufacturer names and/or part numbers are used only for identification purposes.

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