Aprilia RS 660 4T E5+ Oil & Air Filter
GarageDex's powersports data shows the Aprilia RS 660 4T E5+ uses air filter HFA6113 and oil filter HF138.
Filter fitment by year
| Years | Air filter | Oil filter | Performance oil |
|---|---|---|---|
| 2025 | HFA6113 | HF138 | HF138RC |
Match the exact part code. Performance oil filters are optional racing-spec upgrades that fit the same mount.
Filters for your Aprilia RS 660 4T E5+
The recommended parts are the HFA6113 air filter and the HF138 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 Aprilia RS 660 4T E5+ take?
GarageDex's powersports data shows the Aprilia RS 660 4T E5+ uses air filter HFA6113 and oil filter HF138.
What are the Aprilia RS 660 4T E5+ filter part numbers?
The Aprilia RS 660 4T E5+ uses air filter HFA6113 and oil filter HF138, with HF138RC as the performance/racing oil filter option. Match the exact part code - powersports filters are model-specific.
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.