Direct-fit upgrade! Featuring a 20% increase in cooling system capacity along with a durable, all aluminum construction. Includes new radiator mounts and coolant.
10X Entries Into Our F80 M3 Sweepstakes
Brand:
ES#:
4030589
Mfg#:
004257ECS02KT
In Stock
ON SALE!
$347.48
This product was last offered at the strikethrough price on 06-18-2026
Pipe from back of water pump to thermostat housing, located under intake manifold. Engineered to be the last water pipe you'll need to replace
10X Entries Into Our F80 M3 Sweepstakes
Engineered for maximum cooling and clearance! Optional dual SPAL electric fans deliver an impressive 1700 CFM of airflow.
10X Entries Into Our F80 M3 Sweepstakes
CSF has created a Quadruple Pass DSG Cooler gives an increased cooling performance over the stock item in a number of areas.
2X Entries Into Our F80 M3 Sweepstakes
Increase your cooling capability up to 30% over stock
For vehicles with BPY engine code only. Vehicles with transmission cooling lines to the radiator (automatic trans) will need an additional transmission cooler kit.
Replace your stock rubber hoses with silicone
Install photos also show the Silicone PCV Hose Set (ES4362450) which is not included but available separately.
Featuring an all-aluminum tank and core plus OE-style quick connects. Lower engine temperatures mean more power and longer life of engine components!
2X Entries Into Our F80 M3 Sweepstakes Manual transmissions only
Oil coolers and transmission coolers help keep fluid temperatures in check on the street and track. Replace leaky or failed oil coolers and transmission coolers with an OEM or aftermarket unit to get back on the road or upgrade to a performance oil cooler or transmission cooler for better temperature control.
Lifetime Replacement
