This new Stage 2 Air Filter features DNA®’s advanced FCd (Full Contour design) and designed to work exclusively with the DNA stock replacement air filter. Correctly used it willincrease the airflow, torque andpower of the engine.
Installation info are included with this new DNA Stage 2 Air Filter.Fuel injection recalibration is suggested but NOT necessary.
The filtering efficiency of the assembly with the DNA Stage 1 Air Filter (P-KT3N18-0R) is extremely high at 98-99% filtering efficiency (ISO 5011).
The airflow of this new DNA Stage2 Air Filter (P-KT3N20-S2) combined ALWAYS with the DNA Stage 1 Air Filter (P-KT3N18-0R) is +95.99% over the KTM / HUSQVARNA stock application!
Stock air box with DNA S1 & S2 air filter flow: 73.30 CFM(Cubic feet per minute) @1.5” H2O corrected @ 25 degrees Celsius.
Stock air box with KTM/HUSQVARNA stock paper filter air flow: 37.40CFM (Cubic feet per minute) @1,5” H2O corrected @ 25degrees Celsius.
This DNA® Stage2 Air Filter is designed for:‘Road, Off Road & Race use'
Duke Series Models :
KTM Duke 125 (17-20)
KTM Duke 200 (2020)
KTM Duke 250 (17-20)
KTM Duke 390 (17-21)
KTM Adventure 250 (2020)
KTM Adventure 390 (20-21)
Features
Make: KTM / HUSQVARNA
Stock Air Box With Stock Filter: 37.40 CFM
Stock Air Box With DNA® Stage 2 & DNA S1 Filters Air Flow: 73.30 CFM
