aFe · New
aFe Quantum Pro DRY S Air Filter Inverted Top - 5in Flange x 8in Height - Dry PDS
MPN 21-91132 · Store SKU afe21-91132
Supplier stock checked 11/7/2026, 6:00:02 AM UTC. Adding a part does not reserve it.
Request a return within 30 calendar days after delivery. New parts must be unopened and unused.
Shipping & returns ↗This policy does not limit rights required by law.Free standard shipping on eligible parts orders of $100 or more. Oversized and freight items excluded. Fitment, taxes, availability and final totals are confirmed before payment.
Product details
Quantum Pro DRY S air filter by aFe Power is specifically designed for the Quantum Series cold air intake systems and feature an injection molded base and top for lighter weight and rigidity. The newly designed base includes a built-in, 3-angle velocity stack for smooth, even airflow. The Quantum Pro DRY S filter is a 360-degree radial flow air filter with oil-free, 3-layer progressively finer porosity synthetic media for optimum flow, filtration and convenience. Captive screws are included to eliminate lost hardware and to securely fasten to the Quantum Intake system housing. QUANTUM Intake Replacement Air Filter w/ Pro DRY S Media 5 IN F x (10x8-3/4) IN B x (6-3/4x5-1/2) T (Inverted) x 8 IN H QUANTUM Intake Replacement Air Filter w/ Pro DRY S Media
Manufacturer fitment & guides
Check 21-91132 against the manufacturer’s application information below.
Part-specific notes
- Not CARB approved. Destination and intended-use restrictions must be checked before sale.
- Emissions acknowledgement required before purchase.
- California Proposition 65: Y
