Also called the "breather valve" or "oil separator"
5X Entries Into Our F80 M3 Sweepstakes We Price Match - Give Us A Call or Chat! Fits up to production date 3/31/2012 - Please check existing part number before ordering
Also referred to as the breather valve or oil separator
5X Entries Into Our F80 M3 Sweepstakes We Price Match - Give Us A Call or Chat! Fits from production date 3/31/2012 - Please check existing part number before ordering
Comprehensive kit includes everything to refresh your PCV system plus ECS coolant bleeder screw set.
10X Entries Into Our F80 M3 Sweepstakes Up to production date 5/7/2012
Brand:
ES#:
4487413
Mfg#:
06E103547AC1KT
In Stock
ON SALE!
SAVE 13%
$332.99
This product was last offered at the strikethrough price on 05-02-2026
Comprehensive kit includes new oil separator, supercharger gaskets, vent tube o-rings, and ECS coolant bleeder screw kit.
10X Entries Into Our F80 M3 Sweepstakes Fits from the 2013 model year
Brand:
ES#:
4487400
Mfg#:
06E103547AHKT
In Stock
ON SALE!
SAVE 16%
$346.99
This product was last offered at the strikethrough price on 05-02-2026
Replace your PCV hose with our ECS -10AN Braided Nylon Hose Kit featuring aluminum fittings for a direct-fit heavy duty upgrade!
10X Entries Into Our F80 M3 Sweepstakes Upgrade / Replacement PCV Hose - For use with OE PCV System
Brand:
ES#:
3177549
Mfg#:
021834ECS0101KT
In Stock
ON SALE!
SAVE 25%
$178.99
This product was last offered at the strikethrough price on 06-13-2026
Located beneath the supercharger compressor
5X Entries Into Our F80 M3 Sweepstakes We Price Match - Give Us A Call or Chat! Up to production date 5/7/2012
Engines generate tons of pressure that has to go somewhere. A functioning crankcase pressure venting system, or PCV, is critical to preventing blowby and catastrophe. Repair or upgrade your PCV system with our catalog of OEM PCV components and aftermarket PCV upgrades.
Lifetime Replacement
