NAPA Gold 1045 vs K&N HP-2006: Oil Filter Compatibility
Compare NAPA Gold 1045 and K&N HP-2006 oil filters by compatibility, dimensions, thread size, gasket fit, bypass valve, anti-drainback valve status, and match confidence. Use this comparison as a fitment review, not as an automatic substitution guarantee. Both use a 13/16-16 thread.
Quick verdict
Both use a 13/16-16 thread.
- Thread size is the first hard-fit check for any comparison of spin-on filters.
- Gasket OD and gasket ID are the most important seal-related dimensions.
- Height differences can matter for clearance even when thread and gasket fit appear close.
- Bypass and anti-drainback differences may be important, depending on the application.
NAPA Gold 1045 and K&N HP-2006 specifications
How matching is scored| Specification | NAPA Gold 1045 | K&N HP-2006 |
|---|---|---|
| Thread size | 13/16-16 | 13/16-16 |
| Gasket OD | 70.1 mm | 70 mm |
| Gasket ID | 62.5 mm | 62 mm |
| Can OD | 74.19 mm | 76 mm |
| Height | 122.6 mm | 116 mm |
| Internal bypass valve | Unknown | Unknown |
| Bypass PSID | Unknown | Unknown |
| Anti-drainback valve | Unknown | Yes |
What matters in this specific comparison
Thread size matches: both are 13/16-16.
Gasket OD differs by 0.1 mm (NAPA Gold 1045: 70.1 mm, K&N HP-2006: 70 mm).
Gasket ID differs by 0.5 mm (NAPA Gold 1045: 62.5 mm, K&N HP-2006: 62 mm).
NAPA Gold 1045 is 6.6 mm taller (NAPA Gold 1045: 122.6 mm, K&N HP-2006: 116 mm) -- check clearance before substituting.
Can OD differs by 1.8 mm (NAPA Gold 1045: 74.19 mm, K&N HP-2006: 76 mm).
Open related filters
Before substituting, verify thread fit, gasket sealing dimensions, height clearance, bypass behavior, and anti-drainback requirements for your specific application.