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BMW E46 330i M54 3.0L

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BMW E46 330i M54 3.0L Engine Coolant Lines

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Heater Inlet Pipe

ES#24836 - 11531705210 - Heater Inlet Pipe - Runs from the front left side of the engine to the heater inlet - Genuine BMW - BMW

Runs from the front left side of the engine to the heater inlet

Brand:
Genuine BMW - Corporate Logo
ES#:
24836
Mfg#:
11531705210
In Stock
$66.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Water Pipe

ES#25061 - 11537502525 - Water Pipe - Connects return hose to engine block - Genuine BMW - BMW

Connects return hose to engine block

Brand:
Genuine BMW - Corporate Logo
ES#:
25061
Mfg#:
11537502525
In Stock
$90.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Water Pipe

ES#4069274 - 11537502525 - Water Pipe - Connects return hose to engine block - Rein - BMW

Connects return hose to engine block 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
4069274
Mfg#:
11537502525
In Stock
$55.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Heater Inlet Pipe

ES#4304643 - 11531705210 - Heater Inlet Pipe - Runs from the front left side of the engine to the heater inlet - Bavarian Autosport - BMW
ECS Tuning recommends this product.

Runs from the front left side of the engine to the heater inlet 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bavarian Autosport - Corporate Logo
ES#:
4304643
Mfg#:
11531705210
In Stock
ON SALE! SAVE 20%
$40.99

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

$32.79 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Heater Inlet Pipe

ES#4069336 - 11531705210 - Heater Inlet Pipe - Runs from the front left side of the engine to the heater inlet - Rein - BMW

Runs from the front left side of the engine to the heater inlet 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
4069336
Mfg#:
11531705210
In Stock
$41.99 USD
Free Shipping
on orders $49 and up

Water Pipe

ES#4304672 - 11537502525 - Water Pipe - Connects return hose to engine block - Bavarian Autosport - BMW
ECS Tuning recommends this product.

Connects return hose to engine block 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bavarian Autosport - Corporate Logo
ES#:
4304672
Mfg#:
11537502525
In Stock
ON SALE! SAVE 20%
$50.99

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

$40.79 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Water Connection Pipe

ES#4669253 - 17111707817 - Water Connection Pipe - Connects the radiator to the expansion tank - Bavarian Autosport - BMW

Connects the radiator to the expansion tank 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bavarian Autosport - Corporate Logo
ES#:
4669253
Mfg#:
17111707817
In Stock
ON SALE! SAVE 20%
$18.99

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

$15.19 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 3 Business Days
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
07-20-2026

$124.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Heater Hard Line Replacement & Upgrade Kit

Includes everything needed to replace heater coolant hard lines 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
5435247
Mfg#:
11531705210KT1
Ships on Nov 12, 2026
Auto Notify
$237.99

This product was last offered at the strikethrough price on
04-06-2026

$224.99 USD
Free Shipping
on orders $49 and up
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 3 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
07-20-2026

$41.99 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
Back Ordered
Auto Notify
$71.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime 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
ON SALE!
$34.49

This product was last offered at the strikethrough price on
06-25-2026

$32.77 USD
Free Shipping
on orders $49 and up

Heater Inlet Pipe

ES#2813484 - 11531705210 - Heater Inlet Pipe - Runs from the front left side of the engine to the heater inlet - Hamburg Tech - BMW

Runs from the front left side of the engine to the heater inlet We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
2813484
Mfg#:
11531705210
In Stock
$38.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Heater Hard Line Replacement & Upgrade Kit

ES#3184115 - 11531705210KT - Heater Hard Line Replacement & Upgrade Kit - Includes everything needed to replace heater coolant hard lines - Assembled By ECS - BMW

Includes everything needed to replace heater coolant hard lines 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
3184115
Mfg#:
11531705210KT
Ships on Nov 12, 2026
Auto Notify
$268.99

This product was last offered at the strikethrough price on
04-28-2026

$257.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Heater Hard Line replacement Kit

ES#4158351 - 11531705210KT2 - Heater Hard Line replacement Kit - Assembled By ECS - BMW

10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
4158351
Mfg#:
11531705210KT2
Ships on Nov 12, 2026
Auto Notify
ON SALE!
$201.99

This product was last offered at the strikethrough price on
04-28-2026

$192.02 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

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