Made in USA
Valve Cover PCV Breather
InfoVehicle Info Needed
BILLET SPECIALTIESPART NUMBER: 135-BLK21220

Valve Cover PCV Breather

$6695
ShippingShips on Sep 18, 2026
Lowest PriceLowest Price Guarantee

Round Breathers
with PCV Valve
    Valve Cover PCV Breather
  • Embossed Chevy Bowtie Logo
  • Black
  • 1-1/4 in. Valve Cover Hole
  • Sold Individually

Billet Specialties Valve Cover Breathers are precision machined from 6061-T6 billet aluminum. The push-on style breathers feature a washable and replaceable internal foam screen filter while the PCV style has a replaceable PCV valve for oil control. Available in a smooth, ball-milled or script logo design in either oval or round shapes. 

Features:

  • Available for 1 in. or 1-1/4 in. diameter valve cover holes
  • 2-piece design for easy maintenance
  • Washable filter element
  • PCV breathers feature a common replaceable valve
  • Smooth, ball-milled or script logo design
  • Oval or round shapes
  • Grommet included
  • Sold individually
Part TypeValve Cover Baffle
Product LineBillet Specialties Valve Cover Breathers
BrandBILLET SPECIALTIES
Package Height2.6
Package Width5.3
Package Length6.0
Weight0.56 PG
Part CategoryPerformance Parts
Vendor Part NumberBLK21220
Package Qty1
Package TypeEA
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