The last expansion tank you'll ever need! Upgrade to durable aluminum construction and leave failure-prone plastic behind.
10X Entries Into Our F80 M3 Sweepstakes
Brand:
ES#:
4876028
Mfg#:
054921LA02
Ships on Feb 18, 2027
ON SALE!
SAVE 15%
$458.99
This product was last offered at the strikethrough price on 06-13-2026
Fully brazed two-row aluminum core with TIG-welded end tanks
35% increase in coolant capacity with a 25% increase in core thickness! For vehicles with manual transmission only
Brand:
ES#:
2766393
Mfg#:
MMRADE9007
In Stock
7% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$605.00
This product was last offered at the strikethrough price on 08-13-2026
A more advanced refresh kit - with primary cooling system hoses and accessory belt
10X Entries Into Our F80 M3 Sweepstakes For vehicles with automatic or DCT transmission only
Brand:
ES#:
2597716
Mfg#:
11510392553RKT
In Stock
ON SALE!
SAVE 20%
$832.99
This product was last offered at the strikethrough price on 05-02-2026
Retain OEM fitment with superior looks and durability! Pre-assembled with factory connectors for easy installation.
10X Entries Into Our F80 M3 Sweepstakes
Brand:
ES#:
4900242
Mfg#:
008645LA02
In Stock
ON SALE!
$177.99
This product was last offered at the strikethrough price on 06-13-2026
Everything you need to totally service your cooling system, including a radiator and belt service. Now Includes ECS Billet Aluminum Radiator Drain Plug!
10X Entries Into Our F80 M3 Sweepstakes For vehicles with automatic or DCT transmission only
Brand:
ES#:
2739952
Mfg#:
11510392553RKT2
Ships in 1-2 days
ON SALE!
$1316.99
This product was last offered at the strikethrough price on 05-02-2026
Retains OEM fitment with superior looks and durability. Pre-assembled with factory connectors for easy installation!
10X Entries Into Our F80 M3 Sweepstakes For SULEV Vehicles with Engine Code N51B30 & Auxiliary Heating (S536A)
Brand:
ES#:
4830789
Mfg#:
008641LA02
In Stock
ON SALE!
SAVE 20%
$130.99
This product was last offered at the strikethrough price on 06-13-2026
Everything you need to totally service your cooling system, including a radiator and belt service. Now includes ECS Billet Aluminum Radiator Drain Plug!
10X Entries Into Our F80 M3 Sweepstakes For vehicles with manual transmission only
Brand:
ES#:
2739949
Mfg#:
11537558522KT2
In Stock
ON SALE!
SAVE 19%
$1110.99
This product was last offered at the strikethrough price on 05-02-2026
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
