DNA Air Filter for RE Himalayan 2016+ (TC-RE4N21-S2)
Overview
The DNA Air Filter for RE Himalayan 2016+ (TC-RE4N21-S2) by DNA.
Overview
The DNA Stage 2 Air Filter Kit (TC-RE4N21-S2) is engineered to dramatically boost the performance of your Royal Enfield Himalayan 411 (2016-2022). This kit replaces the stock air box intake cover and eliminates the OEM intake snorkel, resulting in significant increases in airflow, power, torque, and throttle response.
For optimal results, pair the Stage 2 kit with the DNA Stage 1 Air Filter (R-RE4N19-01, sold separately) to achieve race-ready performance and an enhanced intake sound.
Key Features
- High-Flow Stage 2 Design: Replaces the OEM plastic intake cover and removes the restrictive air snorkel for maximum airflow.
- Enhanced Intake Sound: Improves the engine induction noise for a more aggressive sound.
- Airtight Installation: Features a high-quality EVA seal for a perfect fit and trouble-free installation.
- Increased Airflow: Offers a +43.27% higher airflow compared to the stock setup.
- Pair with Stage 1 Filter: Works exclusively with the DNA Stage 1 Air Filter (R-RE4N19-01) to optimize performance.
Specifications
| Vehicle Compatibility | Royal Enfield Himalayan 411 (2016-2022) |
| Stage Application | Stage 2 |
| Design | DNA Stage 2 Kit – Replaces stock air box intake cover |
| Airflow Increase | +43.27% over stock air box & OEM filter |
| Stock Air Box + OEM Filter Flow | 987 L/min @ 10 mBar corrected @ 25°C |
| Stock Air Box + DNA Stage 2 & Stage 1 Filter Flow | 1414 L/min @ 10 mBar corrected @ 25°C |
| DNA Filtering Efficiency | 98-99% (ISO 5011 Certified) |
| Dimensions | 25 x 15 x 6 cm |
Certifications & Approvals
- ISO 5011 Certified
Experience the quality and innovation of DNA with the DNA Air Filter for RE Himalayan 2016+ (TC-RE4N21-S2).


















































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