Piaggio 125 Vespa ET4 Oil & Air Filter
GarageDex's powersports data shows the Piaggio 125 Vespa ET4 uses air filter HFA5209DS and oil filter HF183. Filter fitment varies by year - see the table for each range.
Filter fitment by year
| Years | Air filter | Oil filter | Performance oil |
|---|---|---|---|
| 2000-2005 | HFA5209DS | HF183 | - |
| 1996-1999 | HFA5205DS | HF181 | - |
Match the exact part code. Performance oil filters are optional racing-spec upgrades that fit the same mount.
Filters for your Piaggio 125 Vespa ET4
The recommended parts are the HFA5209DS air filter and the HF183 oil filter. Match those codes (or a listed equivalent) - powersports filters are model-specific, so the part code matters more than the brand.
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Frequently asked
What oil and air filter does a Piaggio 125 Vespa ET4 take?
GarageDex's powersports data shows the Piaggio 125 Vespa ET4 uses air filter HFA5209DS and oil filter HF183. Filter fitment varies by year - see the table for each range.
What are the Piaggio 125 Vespa ET4 filter part numbers?
The Piaggio 125 Vespa ET4 uses air filter HFA5209DS and oil filter HF183. Match the exact part code - powersports filters are model-specific.
Does the Piaggio 125 Vespa ET4 filter change by year?
Yes - the fitment differs across the years we cover: 2000-2005 uses air HFA5209DS, oil HF183; 1996-1999 uses air HFA5205DS, oil HF181. Match your exact year in the table.
How often should I change a powersports oil and air filter?
Change the oil filter at every oil service - typically every 3,000-4,000 miles or once a season. Clean or replace the air filter more often if you ride dusty trails; a clogged filter chokes power and fuel economy.