When BMW developed the fabled E46 M3 CSL, they didn't just strip weight, they gave it the upgraded brakes it deserved from the factory.
10X Entries Into Our F80 M3 Sweepstakes
Go from stock (328mm) to CSL (345mm) in one hour, no bleeding required
Going from 325x28mm to 345x28mm Competition Package/CSL rotors is as easy as a brake service!
Upgrade to ECS 2-piece E46 M3 CSL rotors for increased brake torque and thermal capacity. Reuse your existing calipers, pads, lines, and hardware!
10X Entries Into Our F80 M3 Sweepstakes Going from 325x28mm to 345x28mm Competition Package/CSL rotors is as easy as a brake service!
Brand:
ES#:
2840902
Mfg#:
000505ECS02KT4
Ships on Oct 12, 2026
ON SALE!
SAVE 10%
$1018.99
This product was last offered at the strikethrough price on 06-13-2026
Allows use of E46 M3 345x28 rotors on your E36 M3/Z3 M
10X Entries Into Our F80 M3 Sweepstakes Going from 315x28mm to 345x28mm Competition Package/CSL rotors is as easy as a brake service!
Brand:
ES#:
3647429
Mfg#:
001121ECS03AKT
In Stock
ON SALE!
SAVE 25%
$203.98
This product was last offered at the strikethrough price on 06-13-2026
Upgrade to ECS 2-piece CSL rotors for increased brake torque and thermal capacity. Includes ECS 2-piece rotors, Exact-Fit brake lines, Hawk HPS pads, and fluid.
10X Entries Into Our F80 M3 Sweepstakes Going from 325x28mm to 345x28mm rotors is as easy as a brake service! For vehicles without the Competition Package
Brand:
ES#:
2841021
Mfg#:
001121ECS01KT
Ships on Oct 12, 2026
ON SALE!
$1269.99
This product was last offered at the strikethrough price on 06-13-2026