Avoid heat soak and keep your M3 running cool with this upgraded oil cooler. For vehicles with a production date up to 04/2008.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Includes a Water Pump & Bolts, Thermostat Assembly, Thermostat Hose w/ Aluminum Flange, Water Pump Hose, Lower Radiator Hose, and Water Pump to Thermostat Hose
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Stop your cooling problems before they start using all OEM parts.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms For automatic transmission only
Serious engine oil cooling for the most demanding engines
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms For custom applications only. Not a direct bolt on.
Includes everything you need to bolt on a brand new expansion tank
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Brand:
ES#:
2581926
Mfg#:
N524ECSTNKKT
In Stock
ON SALE!
SAVE 36%
$166.99
This product was last offered at the strikethrough price on 04-03-2026
One time use! Don't forget to pick up a set for your water pump replacement! Made in Germany.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms We Price Match - Give Us A Call or Chat!
From the engine to the heater core
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms For vehicles with a production date from 03/2005
Brand:
ES#:
245548
Mfg#:
64219178427
Ships in 1-2 days
6% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$77.99
This product was last offered at the strikethrough price on 02-18-2026
Carries coolant away from the rear turbocharger
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms For E9X N54 LHD only! Will not fit Euro RHD models.
Brand:
ES#:
25133
Mfg#:
11537558902
In Stock
18% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$172.55
This product was last offered at the strikethrough price on 06-04-2026
From the engine to the heater core
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
For vehicles with a production date from 03/2005
Brand:
ES#:
4818662
Mfg#:
64219178427
In Stock
ON SALE!
SAVE 20%
$50.99
This product was last offered at the strikethrough price on 05-02-2026
Stop your cooling problems before they start using all OEM parts.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms For vehicles with manual transmission
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.
Lifetime Replacement
