DNA STAGE 2 PERFORMANCE AIR FILTER KIT – BMW R1250RT 2019-23. Elevate your adventure riding experience with DNA’s Stage 2 Adventure Expedition Kit for the BMW R1250 RT. This kit not only replaces the stock BMW air filter but also removes the restrictive plastic frame, resulting in a significant enhancement in airflow, torque, and power. Key Features: Never Needs Replacing: Like all DNA air filters, this kit features a high-quality, next-generation, multi-layer cotton gauze filter that is oil impregnated. Easy Installation: The installation process is straightforward. Just follow the instructions provided in the BMW workshop manual, and you’ll have it set up in no time. Expansive Filtering Surface: The DNA Stage 2 Adventure Expedition Kit boasts an active filtering surface of 132.300 mm², which is a remarkable 80% larger than the standard replacement air filter. With a 38.5% increase in airflow, it offers improved filtration and longer service intervals. You can embark on longer journeys before needing to clean the filter. Enhanced Airflow: This kit is designed to sit lower than the stock filter, freeing up two air passages that direct cold air from the front of the bike to the filter. This results in smoother airflow, eliminating restrictions and turbulence, and enhancing both torque and power. High Filtering Efficiency: Despite its groundbreaking design, the filtering efficiency remains exceptionally high at 98-99%, thanks to its four layers of DNA Cotton. This ensures that your engine receives only clean, purified air, even in challenging riding conditions. Versatile Performance: The DNA Stage 2 application is suitable for both road and off-road use, making it the perfect choice for adventure riders who want to explore a variety of terrains. Upgrade your BMW R1250 GS or R1250 GS Adventure with DNA’s Stage 2 Adventure Expedition Kit and experience a substantial improvement in airflow, torque, power, and service intervals. This kit is designed to take your adventure riding to the next level, whether you’re cruising highways or conquering rugged trails. Plus, you’ll enjoy the peace of mind that comes with never needing to replace your air filter again. It’s the ultimate upgrade for your BMW adventure bike. Never Needs Replacing: Like all DNA air filters, this kit features a high-quality, next-generation, multi-layer cotton gauze filter that is oil impregnated. Despite its groundbreaking design, the filtering efficiency remains exceptionally high at 98-99%, thanks to its four layers of DNA Cotton. The DNA Stage 2 application is suitable for both road and off-road use, making it the perfect choice for adventure riders who want to explore a variety of terrains. No additional information at this time. You might also like. IXIL Race Xtrem Carbon Full System Yamaha MT-09 / SP 2021-23. IXIL Black Hyperlow Full System Yamaha MT-09 / SP 2021-23. IXIL Black Hyperlow Full System Yamaha XSR 900 2022-23. IXIL Black Full System Low mount – Honda Monkey 125 2018-23.