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BMW Performance Engine Cooling Parts

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N54 Aluminum Coolant Expansion Tank Relocation Kit - 135i

ES#3647096 - 021942TMS14 - N54 Aluminum Coolant Expansion Tank Relocation Kit - 135i - Ditch the weak, factory plastic coolant expansion tank and free up space on the hot side of your engine bay! - Turner Motorsport - BMW

Ditch the weak, factory plastic coolant expansion tank and free up space on the hot side of your engine bay! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Compatible with factory/aftermarket cold side intakes as well as hot side intakes!

Brand:
Turner Motorsport - Corporate Logo
ES#:
3647096
Mfg#:
021942TMS14
Ships on Aug 10, 2026
Auto Notify
ON SALE! SAVE 15%
$815.99

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

$693.59 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Silicone Radiator Hose Kit

ES#2718145 - 003628ECS01 - Silicone Radiator Hose Kit - Retains OEM fitment with superior looks and durability! - ECS - BMW

Retains OEM fitment with superior looks and durability! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
2718145
Mfg#:
003628ECS01
In Stock
ON SALE! SAVE 20%
$110.99

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

$88.79 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

E36 High Performance Aluminum Radiator

ES#2992603 - 3054 - E36 High Performance Aluminum Radiator - Featuring an all-aluminum tank and core. Lower engine temperatures mean more power and longer life of engine components! - CSF - BMW

Featuring an all-aluminum tank and core. Lower engine temperatures mean more power and longer life of engine components! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
CSF - Corporate Logo
ES#:
2992603
Mfg#:
3054
Ships on Jun 29, 2026
Auto Notify
$395.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Performance Aluminum Radiator

ES#2764251 - MMRADE3692 - Performance Aluminum Radiator - Upgrade your cooling - lifetime warranty! - Mishimoto - BMW

Upgrade your cooling - lifetime warranty! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Mishimoto - Corporate Logo
ES#:
2764251
Mfg#:
MMRADE3692
In Stock
$360.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

F-Chassis N55 Exact-Fit Silicone Upper Radiator Hose

ES#4820972 - 008642LA02 - F-Chassis N55 Exact-Fit Silicone Upper Radiator Hose - Retains OEM fitment with superior looks and durability. Pre-assembled with factory connectors for easy installation! Replaces OE# 17127604542. - ECS - BMW

Retains OEM fitment with superior looks and durability. Pre-assembled with factory connectors for easy installation! Replaces OE# 17127604542. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4820972
Mfg#:
008642LA02
In Stock
ON SALE!
$73.99

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

$71.77 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

BMP Cylinder Head Coolant Flange

ES#4880971 - 601-0003 - BMP Cylinder Head Coolant Flange - Replaces the stock plastic flange found in the thermostat to cylinder head coolant hose that is known to fail - Precision Raceworks - BMW

Replaces the stock plastic flange found in the thermostat to cylinder head coolant hose that is known to fail affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Precision Raceworks - Corporate Logo
ES#:
4880971
Mfg#:
601-0003
In Stock
$24.99 USD
Free Shipping
on orders $49 and up

VTT Billet / Silicone Full Coolant Hose Kit - Red

ES#4475786 - VTT-N54-COOLANTR - VTT Billet / Silicone Full Coolant Hose Kit - Red - Upgrade your BMW's cooling system hoses and eliminate the chance of failed connectors and leaks with this kit from Vargas Turbo Technologies - Vargas Turbo Technologies - BMW

Upgrade your BMW's cooling system hoses and eliminate the chance of failed connectors and leaks with this kit from Vargas Turbo Technologies affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Vargas Turbo Technologies - Corporate Logo
ES#:
4475786
Mfg#:
VTT-N54-COOLANTR
In Stock
$464.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

N54/N55 Performance Stepped Intercooler

ES#4920130 - 004253LA02 - N54/N55 Performance Stepped Intercooler - Increased charge air volume and inflow area delivering lower intake air temperatures and increased performance. - Turner Motorsport - BMW

Increased charge air volume and inflow area delivering lower intake air temperatures and increased performance. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Turner Motorsport - Corporate Logo
ES#:
4920130
Mfg#:
004253LA02
In Stock
ON SALE! SAVE 15%
$469.02

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

$398.67 USD
Free Shipping

High Performance Aluminum Radiator

ES#2992615 - 7001 - High Performance Aluminum Radiator - Featuring an all-aluminum tank. Lower engine temperatures mean more power and longer life of engine components! - CSF - BMW

Featuring an all-aluminum tank. Lower engine temperatures mean more power and longer life of engine components! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
CSF - Corporate Logo
ES#:
2992615
Mfg#:
7001
Back Ordered
Auto Notify
$535.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Performance Aluminum Radiator

ES#2766393 - MMRADE9007 - Performance Aluminum Radiator - Fully brazed two-row aluminum core with TIG-welded end tanks - Mishimoto - BMW

Fully brazed two-row aluminum core with TIG-welded end tanks affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
35% increase in coolant capacity with a 25% increase in core thickness!
For vehicles with manual transmission only

Brand:
Mishimoto - Corporate Logo
ES#:
2766393
Mfg#:
MMRADE9007
In Stock
$559.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

E90 335d Performance Stepped Intercooler

ES#4908281 - 004238LA02 - E90 335d Performance Stepped Intercooler - Increased charge air volume and inflow area delivering lower intake air temperatures and increased performance. - Turner Motorsport - BMW

Increased charge air volume and inflow area delivering lower intake air temperatures and increased performance. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
10X Entries For Our Spin To Win Sweepstakes!

Brand:
Turner Motorsport - Corporate Logo
ES#:
4908281
Mfg#:
004238LA02
In Stock
ON SALE! SAVE 15%
$469.02

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

$398.67 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

E9X N54/N55 6MT High-Performance Dual Core Aluminum Radiator

ES#4839753 - 004443LA01 - E9X N54/N55 6MT High-Performance Dual Core Aluminum Radiator - Track-tested and street-readythe ULTIMATE cooling system upgrade for your N54 or N55! - Turner Motorsport - BMW

Track-tested and street-ready—the ULTIMATE cooling system upgrade for your N54 or N55! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
10X Entries For Our Spin To Win Sweepstakes!
For vehicles with manual transmission only

Brand:
Turner Motorsport - Corporate Logo
ES#:
4839753
Mfg#:
004443LA01
Ships on Sep 14, 2026
Auto Notify
ON SALE!
$592.99

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

$575.01 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

CSF Auxiliary Radiator W/ Rock Guard

ES#4715638 - 8258 - CSF Auxiliary Radiator W/ Rock Guard - Upgrade your cooling potential with CSF's performance auxiliary radiator! - CSF - BMW

Upgrade your cooling potential with CSF's performance auxiliary radiator! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
CSF - Corporate Logo
ES#:
4715638
Mfg#:
8258
In Stock
6% off MSRP

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

$499.00

This product was last offered at the strikethrough price on
06-05-2026

$469.00 USD
Free Shipping

ECS Aluminized Silicone Water Pump Hose - with clamps

ES#3659542 - 020414ecs01KT - ECS Aluminized Silicone Water Pump Hose - with clamps - The upgrade N52/N54/N55 owners have been waiting for - get rid of that failure-prone water pump to thermostat hose - ECS - BMW

The upgrade N52/N54/N55 owners have been waiting for - get rid of that failure-prone water pump to thermostat hose affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3659542
Mfg#:
020414ECS01KT
In Stock
ON SALE! SAVE 40%
$110.99

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

$66.59 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Water Wetter Coolant Additive - 12oz

ES#261427 - 80204 - Water Wetter Coolant Additive - 12oz - Reduces coolant temperatures by as much as 30*F - Redline - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Reduces coolant temperatures by as much as 30*F affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Redline - Corporate Logo
ES#:
261427
Mfg#:
80204
In Stock
$15.99 USD
Free Shipping
on orders $49 and up

F8X Heavy Duty Aluminum Expansion Tank Kit

ES#5425426 - 050595LA03 - F8X Heavy Duty Aluminum Expansion Tank Kit - The last expansion tank you'll ever need! Upgrade to durable aluminum construction and leave failure-prone plastic behind. - Turner Motorsport - BMW
ECS Tuning recommends this product.

The last expansion tank you'll ever need! Upgrade to durable aluminum construction and leave failure-prone plastic behind. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Turner Motorsport - Corporate Logo
ES#:
5425426
Mfg#:
050595LA03
In Stock
ON SALE! SAVE 30%
$499.99

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

$349.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

More About Performance Engine Cooling Parts

Looking to mitigate high temperatures under hard driving or from serious engine upgrades? Our performance cooling system upgrades like radiators, silicone hoses, upgraded water pumps, low-temperature thermostats, electric fan conversions, and more are just what you need to keep those temps down for longer.

Other BMW Performance Engine Cooling Parts

Let us help you find the parts that fit your BMW

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Manufacturer names and/or part numbers are used only for identification purposes.

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