Stainless steel impeller and 20% increase in flow!
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply When it comes to cooling, Stewart is the final word in high performance pumps. The ultimate in BMW cooling with a limited lifetime warranty!
Brand:
ES#:
2581452
Mfg#:
888010330
In Stock
$219.99
This product was last offered at the strikethrough price on 06-15-2026
Retains OEM fitment with superior looks and durability. Includes stainless steel hose clamps and pre-installed factory style connectors.
10X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
The MSL thermostat ensures a cooler oil temperature which will result in more stable performance
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Upgrade to a much more durable connection from your cylinder head to your thermostat! Commonly referred to as a "Mickey Mouse" flange/adapter.
10X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Brand:
ES#:
3552811
Mfg#:
024797ECS01
In Stock
ON SALE!
SAVE 25%
$76.99
This product was last offered at the strikethrough price on 06-13-2026
Looks, performance, and reliability - upgrade your cooling system today!
10X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply Upgrade over the OE achilles heel plastic sides and easily-stripped plastic drain plug.
Brand:
ES#:
3023150
Mfg#:
006084ECS01AKT
Ships in 5 Business Days
ON SALE!
SAVE 25%
$420.99
This product was last offered at the strikethrough price on 06-13-2026
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 Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
The factory ducting and shrouds are all reused with no modifications necessary.
2X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Featuring an all-aluminum tank and core. Lower engine temperatures mean more power and longer life of engine components!
2X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Brand:
ES#:
2992603
Mfg#:
3054
Ships on Dec 1, 2026
$395.00 USD
Free Shipping
Lifetime Replacement
Request In-Stock Notification
An error has occurred. Please try again.
Enter your email address below to be notified when this product is back in stock and available for order.*
* Your email address will only be used for the notification of this product and deleted afterward
Keep your engine oil tempratures in check even under the harshest of track conditions with CSF's performance S58 oil cooler!
2X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
True plug-and-play! No modifications - just better performance. Lower engine temperatures mean more power and longer life of engine components.
2X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Aluminum fan shroud with 16" slim electric fan, fan controller, NPT & Probe style temperature sensors
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Includes housing and sealing o-ring
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply We Price Match - Give Us A Call or Chat! Low-temp thermostat reduces stresses on engine components and improves performance
Serious engine oil cooling for the most demanding engines
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply For custom applications only. Not a direct bolt on.
Retains OEM fitment with superior looks and durability!
10X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Brand:
ES#:
2718145
Mfg#:
003628ECS01
In Stock
ON SALE!
SAVE 25%
$113.99
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
