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BMW E46 328i M52 2.8L

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BMW E46 328i M52 2.8L Engine Cooling Parts

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High Performance water pump kit

ES#2842165 - 888010330KT - High Performance water pump kit - Featuring Stewart High Performance water pump, GatesRacing belt, and heavy duty ECS water pump pulley - Assembled By ECS - BMW

Featuring Stewart High Performance water pump, GatesRacing belt, and heavy duty ECS water pump pulley 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
2842165
Mfg#:
888010330KT
Back Ordered
Auto Notify
ON SALE!
$404.53

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

$377.95 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Water Connection Pipe

ES#37774 - 17111707817 - Water Connection Pipe - Connects the radiator to the expansion tank - Genuine BMW - BMW

Connects the radiator to the expansion tank For vehicles with automatic transmission only

Brand:
Genuine BMW - Corporate Logo
ES#:
37774
Mfg#:
17111707817
Ships in 2 Business Days
5% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$43.99

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

$41.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

E46 Air line

ES#35941 - 16111184135 - E46 Air line - Air Line with the dreaded L-shaped connector that can have a tendency to snap - Genuine BMW - BMW

Air Line with the dreaded L-shaped connector that can have a tendency to snap

Brand:
Genuine BMW - Corporate Logo
ES#:
35941
Mfg#:
16111184135
Ships in 1 day
3% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$128.99

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

$124.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Radiator Drain Plug With Housing

ES#37710 - 17111437360 - Radiator Drain Plug With Housing - Located in the bottom of the radiator - Genuine BMW - BMW

Located in the bottom of the radiator For vehicles with automatic transmission only

Brand:
Genuine BMW - Corporate Logo
ES#:
37710
Mfg#:
17111437360
Ships in 1 day
4% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$25.99

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

$24.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Temperature Sensor

ES#2896230 - 13621433076 - Temperature Sensor - Monitors coolant / oil temperature - Vemo - BMW

Monitors coolant / oil temperature

Brand:
Vemo - Corporate Logo
ES#:
2896230
Mfg#:
13621433076
In Stock at Vendor
$22.99

This product was last offered at the strikethrough price on
05-07-2026

$21.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank Hose

ES#2534580 - 17111723521 - Expansion Tank Hose - Connects the expansion tank to the radiator - URO - BMW

Connects the expansion tank to the radiator 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
2534580
Mfg#:
17111723521
In Stock
$6.42 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Hose Refresh Kit - Black - E46 323/325/328

ES#4659104 - Kit219S - Coolant Hose Refresh Kit - Black - E46 323/325/328 - Black replacement OEM radiator/cooling system hoses! - DO88 - BMW

Black replacement OEM radiator/cooling system hoses!

Brand:
DO88 - Corporate Logo
ES#:
4659104
Mfg#:
KIT219S
Ships on Aug 28, 2026
$360.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Water Pipe

ES#2813508 - 11537502525 - Water Pipe - Connects return hose to engine block - Hamburg Tech - BMW

Connects return hose to engine block We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
2813508
Mfg#:
11537502525
Ships in 1 Business Day
$45.00 USD
Free Shipping
on orders $49 and up

Aluminum Water Pipe

ES#4017792 - 11537502525PRM - Aluminum Water Pipe - Connects return hose to engine block - URO Premium - BMW

Connects return hose to engine block 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
URO Premium - Corporate Logo
ES#:
4017792
Mfg#:
11537502525PRM
In Stock
$71.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Heater Hose

ES#4883854 - 64218376999 - Heater Hose - Runs from the engine to the water valve inlet - Bremmen Parts - BMW

Runs from the engine to the water valve inlet 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4883854
Mfg#:
64218376999
Ships in 6 Business Days
ON SALE! SAVE 22%
$20.99

This product was last offered at the strikethrough price on
05-02-2026

$16.31 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Heater Hose

ES#2622989 - 64218363198 - Heater Hose - This hose routes from the Water valve to the heater core. - Rein - BMW

This hose routes from the Water valve to the heater core. 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
2622989
Mfg#:
64218363198
In Stock
$9.58 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Auxiliary Fan Switch

ES#2896231 - 13621433077 - Auxiliary Fan Switch - Comes with related o-ring - Vemo - BMW MINI
ECS Tuning recommends this product.

Comes with related o-ring Mounted in lower radiator hose, controls operation of auxiliary fan

Brand:
Vemo - Corporate Logo
ES#:
2896231
Mfg#:
13621433077
In Stock at Vendor
$45.99

This product was last offered at the strikethrough price on
05-07-2026

$43.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant/Antifreeze - 1 Gallon

ES#2828693 - 82141467704 - Coolant/Antifreeze - 1 Gallon - 100% strength - dilute to a 50:50 ratio with distilled water. German-bottled; give your BMW / MINI the proper fluids with ROWE. - ROWE - BMW MINI

100% strength - dilute to a 50:50 ratio with distilled water. German-bottled; give your BMW / MINI the proper fluids with ROWE.

Brand:
ROWE - Corporate Logo
ES#:
2828693
Mfg#:
82141467704
Ships in 1 day
$39.99

This product was last offered at the strikethrough price on
05-02-2026

$38.99 USD
Free Shipping
on orders $49 and up

Expansion Tank Replacement Kit - Level 1

ES#2588199 - 17117573781KT - Expansion Tank Replacement Kit - Level 1 - Includes a level sensor and cap - Assembled By ECS - BMW

Includes a level sensor and cap 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
2588199
Mfg#:
17117573781KT
In Stock
ON SALE! SAVE 19%
$85.99

This product was last offered at the strikethrough price on
05-02-2026

$69.26 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Heater Inlet Pipe

ES#4845403 - 11531705210 - Heater Inlet Pipe - This runs from the front left side of the engine under the intake manifold. - URO - BMW

<p>This runs from the front left side of the engine under the intake manifold.</p> 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
4845403
Mfg#:
11531705210
Ships in 1 Business Day
$34.49 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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