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BMW G02 X4 xDrive30i B46 2.0L

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BMW G02 X4 xDrive30i B46 2.0L Engine Cooling Parts

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Coolant Expansion Tank

ES#5492756 - 17135A6A030 - Coolant Expansion Tank - Restore the integrity and reliability of your BMWs cooling system with the Febi Bilstein Engine Coolant Expansion Tank. - Febi - BMW

Restore the integrity and reliability of your BMW’s cooling system with the Febi Bilstein Engine Coolant Expansion Tank. 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Febi - Corporate Logo
ES#:
5492756
Mfg#:
17135A6A030
Special Order: No Guaranteed ETA
$82.99 USD
Free Shipping
on orders $49 and up

Oil Filter Housing With Filter & Cooler

This Febi Bilstein oil filter housing assembly provides a complete replacement solution engineered to restore proper oil filtration and fluid separation. 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Febi - Corporate Logo
ES#:
5493174
Mfg#:
11428596283
Special Order: No Guaranteed ETA
$149.99 USD
Free Shipping
on orders $49 and up

Expansion Tank - Vaico

ES#4861046 - 17135A6A030 - Expansion Tank - Vaico - Replace your old and brittle expansion tank. Fits B46 B58 S58 egines - Vaico - BMW

Replace your old and brittle expansion tank. Fits B46 B58 S58 egines We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
4861046
Mfg#:
17135A6A030
Special Order: No Guaranteed ETA
$151.99 USD
Free Shipping
on orders $49 and up

Mechanical Water Pump

ES#4714615 - 11518482250 - Mechanical Water Pump - Replace your faulty coolant pump to keep engine temperatures under control - Vaico - BMW

Replace your faulty coolant pump to keep engine temperatures under control We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
4714615
Mfg#:
11518482250
Special Order: No Guaranteed ETA
$144.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Mechanical Water Pump

Replacement water pump assembly 10X Entries For Our 25th Anniversary Sweepstakes!
For model years 2018-2019

Brand:
Bremmen Parts - Corporate Logo
ES#:
5504857
Mfg#:
11518638026
Special Order: No Guaranteed ETA
$119.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Oil Filter Housing & Heat Management Module Kit - Level 1

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 For Our 25th Anniversary 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
Back Ordered
Auto Notify
ON SALE!
$1106.99

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

$1006.44 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Coolant Expansion Tank Hose

ES#5341131 - 17127535536 - Coolant Expansion Tank Hose - Connects the heat management module to the expansion tank's lower port - Rein - BMW

Connects the heat management module to the expansion tank's lower port 2X Entries For Our 25th Anniversary Sweepstakes!
For Pre-LCI models with the earlier Gen1 B46 engine only

Brand:
Rein - Corporate Logo
ES#:
5341131
Mfg#:
17127535536
Back Ordered
$76.00

This product was last offered at the strikethrough price on
05-13-2026

$73.99 USD
Free Shipping
on orders $49 and up

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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