Royal Enfield Classic 350 (21-24) DNA Air Box Cover Stage 2 TC-RE35CL22-S2

The DNA Stage 2 Kit, can be either a DNA filter or a DNA cover that is designed to replace a part of the air box, seriously increasing air flow to the engine. With the proper fuel recalibration the results are always very impressive.
This filter features DNA®’s Stage 2 kit eliminates the OEM intake snorkel of ROYAL ENFIELD models and offers higher performance and better intake sound.
A perfect airtight sealing and trouble free Stage 2 kit installation for the user is guaranteed by using a high quality EVA seal.
This Stage 2 kit is designed to replace the stock plastic air box intake. Combined with the R-RE35N21-01 will increase the Airflow, Filtering Efficiency, Power, Torque and Throttle response.
The airflow of this new DNA Stage 2 combined ALWAYS with the DNA Stage 1 Air Filter (R-RE35N21-01) is +99.48% more than the OEM air filter with ROYAL ENFIELD air box cover applied!
Stock air box with DNA S2 & S1 air filter flow : 1917 lit/min @ 10 mBar corrected @ 25degrees Celsius.
Stock airbox with stock cover & OEM air filter: 961 lit/min @ 10 mBar corrected @ 25degrees Celsius.
This DNA® Stage 2 kit is designed as a High Flow product for: ‘Race use only’.
Fuel recalibration is suggested.
Bike Compatibility:
Royal Enfield Classic 350
Royal Enfield Meteor 350