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 For Our 25th Anniversary Sweepstakes! For vehicles with an automatic or DCT transmission only
Brand:
ES#:
2992649
Mfg#:
7046
In Stock
9% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$699.00
This product was last offered at the strikethrough price on 07-20-2026
Stainless steel impeller and 20% increase in flow!
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
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 For Our 25th Anniversary Sweepstakes! For vehicles with manual transmission only
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#:
3647095
Mfg#:
021942TMS13
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!
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 For Our 25th Anniversary Sweepstakes!
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
Keep your BMW's B58 engine cool with CSF's performance aluminum radiator!
2X Entries For Our 25th Anniversary Sweepstakes! For vehicles with the M Sport Package (P337A and/or P7B3A)
Upper and lower radiator silicone coolant hose kit to upgrade from your stock rubber hoses. Includes stainless steel hose clamps and pre-installed factory style connectors.
10X Entries For Our 25th Anniversary Sweepstakes!
Brand:
ES#:
4707593
Mfg#:
008640LA02
In Stock
ON SALE!
SAVE 20%
$189.99
This product was last offered at the strikethrough price on 06-13-2026
Looks, performance, and reliability - upgrade your cooling system today!
10X Entries For Our 25th Anniversary Sweepstakes! Upgrade over the OE achilles heel plastic sides and easily-stripped plastic drain plug.
Brand:
ES#:
3023150
Mfg#:
006084ECS01AKT
In Stock
ON SALE!
SAVE 25%
$420.99
This product was last offered at the strikethrough price on 06-13-2026
The last expansion tank you'll ever need! Upgrade to durable aluminum construction and leave failure-prone plastic behind.
10X Entries For Our 25th Anniversary Sweepstakes!
Brand:
ES#:
4876067
Mfg#:
008682LA02
In Stock
ON SALE!
SAVE 20%
$434.99
This product was last offered at the strikethrough price on 06-13-2026
Looks, performance, and reliability - upgrade your cooling system today!
10X Entries For Our 25th Anniversary Sweepstakes! Upgrade over the OE achilles heel plastic sides and easily-stripped plastic drain plug.
Brand:
ES#:
2986344
Mfg#:
006084ECS01A
In Stock
ON SALE!
SAVE 25%
$412.99
This product was last offered at the strikethrough price on 06-13-2026
The new and improved upgrade N52/N54/N55 owners have been waiting for. Get rid of that failure-prone water pump to thermostat hose. Updated for easier install.
10X Entries For Our 25th Anniversary Sweepstakes!
Brand:
ES#:
4265534
Mfg#:
008286LA01
In Stock
ON SALE!
SAVE 25%
$106.99
This product was last offered at the strikethrough price on 06-13-2026
Retains OEM fitment with superior looks and durability. Includes stainless steel hose clamps and pre-installed factory style connectors.
10X Entries For Our 25th Anniversary Sweepstakes!
Retains OEM fitment with superior looks and durability. Pre-assembled with factory connectors for easy installation!
10X Entries For Our 25th Anniversary Sweepstakes!
For Vehicles With Engine Code N52B30 (Non-SULEV w/o Auxiliary Heating)
Brand:
ES#:
4877083
Mfg#:
008641LA03
In Stock
ON SALE!
SAVE 10%
$130.99
This product was last offered at the strikethrough price on 06-13-2026
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.
Lifetime Replacement
