Osculati Volvo Penta Diesel Oil Filter 3581621 21549544 - 17.501.04

Keep your Volvo Penta diesel running smoothly with this Osculati 17.501.04 oil filter. Designed as a direct replacement for Volvo Penta references 3581621 and 21549544, it provides reliable filtration for many popular small marine diesels including MD2020, MD2030, MD2040 and the D1 and D2 engine range.

Built for demanding marine use, this spin on oil filter helps remove contaminants, sludge and metal particles from the oil, supporting clean lubrication, stable oil pressure and longer engine life. The correctly matched 3/4" 16 UNF thread, rubber sealing ring and compact canister body make it a straightforward replacement for the original Volvo Penta filter during routine servicing.

Typical installations include small cruising yachts, motor sailers and compact motorboats powered by Volvo Penta MD2020, MD2030, MD2040 and D1 or D2 series diesels, where dependable aftermarket parts are required at sensible cost. Always confirm fitment against your existing filter number or engine handbook before installation.

Use this Osculati Volvo Penta diesel oil filter as part of your scheduled service kit or keep one on board as a spare for extended cruising.

Key features

• Replacement oil filter for Volvo Penta small diesel inboard engines

• Cross references OEM numbers 3581621 and 21549544

• Suitable for MD2020, MD2030, MD2040 series and many D1 and D2 engines such as D1 20, D1 30 and D2 40

• Spin on design for quick, clean filter changes

• Quality Osculati aftermarket component for marine use

• Helps maintain clean engine oil and reduce wear

Typical applications

Ideal for private boat owners, marine engineers and service yards maintaining Volvo Penta MD and D series diesel engines on sailing yachts and small motor cruisers.