DNA Performance Air Filter Triumph Trident 660 2021-25

Give your Triumph Trident 660 a breathing advantage with the DNA Performance Air Filter

A high-efficiency, high-flow upgrade designed for both road and track use. Crafted for riders seeking better throttle response, increased airflow, and long-term engine protection, this filter outperforms the stock unit in every way.

Featuring Full Contour design (FCd®), the DNA filter ensures an exact fit and flawless sealing within the airbox. With a +35.55% increase in airflow over the OEM filter, it supports better combustion and improved engine performance. The filter media offers a remarkable 98–99% filtration efficiency (ISO 5011), keeping your engine clean without restricting airflow.

Constructed with four layers of surgical-grade cotton gauze and an epoxy-coated aluminium mesh, this washable and reusable filter is built to last the life of the bike. The specially formulated electrostatic oil enhances filtration by attracting even the smallest airborne particles.

Key Features & Specifications

• Fitment: Triumph Trident 660
• Technology: DNA® FCd (Full Contour design)
• Flow Increase: +35.55% over OEM
• DNA Air Filter Flow Rate: 106.00 CFM @1.5”H2O
• OEM Filter Flow Rate: 78.20 CFM @1.5”H2O
• Filtration Efficiency: 98–99% (ISO 5011)
• Filter Media: 4 layers of DNA® cotton gauze
• Mesh: Epoxy-coated marine grade aluminium wire
• Seal: Precision-cut EVA for perfect airtight fit
• Application: High-flow design for road & track use
• Durability: Washable, reusable, and lifetime guaranteed
• Oil Type: Electrostatic DNA-developed oil for fine particle capture

What’s Included?

• DNA High-Performance Air Filter
• Lifetime Warranty
• Installation instructions (refer to Triumph workshop manual)