Upgrade the intake system on your compatible Triumph motorcycle with the K&N TB-6621 Air Filter. Designed for riders seeking dependable filtration and efficient airflow, this replacement air filter helps protect the engine from dirt and airborne contaminants while supporting consistent performance. Its application-specific design provides a proper fit for select Triumph 660 models without requiring universal modifications.
The K&N TB-6621 is engineered for straightforward replacement of the original air filter. Its durable construction is suited to regular street and touring use, helping maintain clean incoming air throughout the service interval. The filter is approximately 9.7 inches long, 7.7 inches wide, and 1.7 inches high, making it a direct-fit component for the specified airbox application. Always compare the existing filter and verify model-year compatibility before installation.
Fitment includes the 2021, 2022, 2023, 2024, and 2025 Triumph Trident 660, along with the 2024 and 2025 Triumph Tiger Sport 660. Manufactured by K&N, this filter carries manufacturer part number TB-6621 and vendor part number TB-6621. It is a practical choice for scheduled maintenance or replacing a worn, restricted, or damaged filter on compatible Triumph motorcycles.
Features:
- Brand: K&N
- Manufacturer Part Number: TB-6621
- Vendor Part Number: TB-6621
- Product Type: Replacement motorcycle air filter
- Approximate Size: 9.7 inches long by 7.7 inches wide by 1.7 inches high
- Fitment: 2021-2025 Triumph Trident 660
- Fitment: 2024-2025 Triumph Tiger Sport 660
- Installation: Designed as a direct-fit replacement for the specified airbox application
- Application: Helps filter dirt and airborne contaminants from engine intake air
Fitment:
2021 Triumph Trident 660
2022 Triumph Trident 660
2023 Triumph Trident 660
2024 Triumph Tiger Sport 660
2024 Triumph Trident 660
2025 Triumph Tiger Sport 660
2025 Triumph Trident 660