Earl's 252007ERL Brake Booster Check Valve - Billet Aluminum - 90 Degree

.588 in. Barb for Booster Grommet (fits Grommet w/ 13/16 in. OD on Booster), 3/8 in. Hose Barb for Engine Vacuum, Clear Anodized Finish, 3/8 in. Vacuum Fits Most Domestic & Import Engines

PART# 252007ERL

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Earl's billet aluminum brake booster check valve replaces the OEM plastic valve for a clean custom appearance. Choose from black or clear anodized finish & (3) vacuum hose options (3/8 in. hose barb, 1/2 in. hose barb, or -6 AN male flare). Fits most brake boosters or vacuum canisters with 13/16 in. port (inside diameter of the grommet on the brake booster).


  • Billet Check Valve is More Attractive Than Plastic OEM Style Valve
  • Machined from Billet 6061-T6 Aluminum
  • Anodized Black or Clear for Superior Corrosion Protection
  • Choose from -6AN Male, 3/8” Barb, or 1/2” Barb for Vacuum Hose
  • Fits Brake Boosters w/ 13/16” Hole for Grommet
  • 1/2” Barb Fits Most GM LS Engines, 3/8” Barb Fits Most Other Domestic & Import Engines, -6AN Male for Use w/ AN Hose
  • Valve Material: Premium FKM â€" Lasts Much Longer Than OEM Plastic & Rubber Valve
  • Fits Most Brake Boosters w/ .588” Port (Inside Diameter of the Grommet)

Product Attributes

Emission Code5
Product TypeBrake Booster Check Valves
Part Number252007ERL



This part is legal for sale or use on Emissions Controlled Vehicles, Uncontrolled (Non-Emissions Controlled) Vehicles, and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations.

Tech Resources

This check valve is for use with naturally aspirated engines only (not for use w/ Turbocharged & Supercharged engines).
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    Some parts are not legal for use in California or other states with similar regulations.