Harley Davidson FLHTC Oil & Air Filter
GarageDex's powersports data shows the Harley Davidson FLHTC uses oil filter HF171. Filter fitment varies by year - see the table for each range.
Filter fitment by year
| Years | Air filter | Oil filter | Performance oil |
|---|---|---|---|
| 1999-2006 | - | HF171 | HF171RC |
| 1987-1998 | - | HF170 | HF170RC |
Match the exact part code. Performance oil filters are optional racing-spec upgrades that fit the same mount.
Filters for your Harley Davidson FLHTC
The recommended part is the HF171 oil filter. Match that code (or a listed equivalent) - powersports filters are model-specific, so the code matters more than the brand.
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Frequently asked
What oil and air filter does a Harley Davidson FLHTC take?
GarageDex's powersports data shows the Harley Davidson FLHTC uses oil filter HF171. Filter fitment varies by year - see the table for each range.
What are the Harley Davidson FLHTC filter part numbers?
The Harley Davidson FLHTC uses oil filter HF171, with HF171RC as the performance/racing oil filter option. Match the exact part code - powersports filters are model-specific.
Does the Harley Davidson FLHTC filter change by year?
Yes - the fitment differs across the years we cover: 1999-2006 uses oil HF171; 1987-1998 uses oil HF170. 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.