Search result for: 15825P8AA01
FILTER ASSY,SPOOL
Part number: 15825P8AA01
Availability: 42
Weight, kg: 0.012
Processing: 2-3 days
Make: Honda
Made in: Japan

VTEC Spool Valve Filter Screen & Gasket Assembly
This precision filter-and-seal unit protects the oil control for Honda/Acura VTEC/VCM systems. It traps fine debris before oil reaches the spool valve and pressure switch, and it seals the passages so the engine keeps smooth power, clean switching, and quiet top-end operation. Perfect for restoring consistency after high miles or erratic maintenance.
Why you need it
VTEC relies on clean, stable oil pressure. Sludge or a tired gasket upsets hydraulic control, causing hesitation and leaks. This assembly keeps the passages clean and sealed, improving drivability and fuel economy. ⚙️
How it works
A stainless micro‑mesh screen filters pressurized oil feeding the spool valve, stabilizing flow to the rocker pistons/solenoid. The formed plate and rubber gasket prevent cross‑leaks. It mounts on the cylinder head near the VTEC solenoid; install with fresh oil and a new O‑ring for best results.
What happens if it’s bad
Clogged screen or flattened seal = late/no VTEC, surge at 3–5k rpm, reduced power, poor MPG, ticking, and oil seep around the housing. The ECM may flag P1259 and turn on the Check Engine light. Prolonged neglect can score the spool valve and wear cam followers. ❗
Tech tips
Inspect at oil changes; replace if the mesh is dark/torn or the housing leaks. Clean mating faces, torque to spec (no sealant in oil ports),and use the correct viscosity. 20–40 minutes with basic tools. Result: stable idle, crisp mid‑range, and dry fittings. ✅
Compatibility
- Odyssey
- Accord Coupe
- Accord
- Mr-V
- Legend
- Pilot
- Ridgeline
- Saber
- Lagreat
- Avancier
- Mdx
- Legend 4D
- Elysion Prestig
- Inspire
