Ultra-efficient dual-core, triple-pass radiator from the leader in E46 M3 cooling. Cooler engine temps mean more power and longer life of engine components.
2X Entries For Our 25th Anniversary Sweepstakes!
True plug-and-play! No modifications - just better performance. Lower engine temperatures mean more power and longer life of engine components.
2X Entries For Our 25th Anniversary Sweepstakes!
Ditch the weak, factory plastic coolant expansion tank and free up space on the hot side of your engine bay!
10X Entries For Our 25th Anniversary Sweepstakes! Compatible with factory/aftermarket cold side intakes as well as hot side intakes!
Brand:
ES#:
3647096
Mfg#:
021942TMS14
In Stock
ON SALE!
SAVE 15%
$815.99
This product was last offered at the strikethrough price on 05-02-2026
Featuring an all-aluminum tank and core. Lower engine temperatures mean more power and longer life of engine components!
2X Entries For Our 25th Anniversary Sweepstakes!
Includes housing and sealing o-ring
We Price Match - Give Us A Call or Chat! Low-temp thermostat reduces stresses on engine components and improves performance
Keep your engine oil tempratures in check even under the harshest of track conditions with CSF's performance S58 oil cooler!
2X Entries For Our 25th Anniversary Sweepstakes!
Direct-fit upgrade over OEM! Reduce oil temperatures & safeguard your engine from damage with a larger, thicker aluminum core.
10X Entries For Our 25th Anniversary Sweepstakes!
Brand:
ES#:
4781274
Mfg#:
008766LA01
In Stock
ON SALE!
SAVE 25%
$356.99
This product was last offered at the strikethrough price on 06-13-2026
Upgrade your cooling system with a bigger, more efficient, radiator, electric fan conversion, water pump, lower-temperature thermostat, and cooling system additives to combat the enemy of performance.
Lifetime Replacement
