Specialized ATV, LLC » Polaris Your Destination for Quality Polaris Parts Shop Parts Shop Browse through our selection of Polaris Parts for your every need. DS18 HYDRO NXL-X850.4DStore/DS18 Audio/Amplifiers$549.95In stock Add More Add to BagGo to CheckoutProduct Details4-Channel Full-Range Class D IP67 Marine & Powersports Amplifier 4 x 250 Watts Rms @ 4-OhmShow MoreSave this product for later Favorite Favorited View FavoritesShare this product with your friendsShareSharePin itDS18 HYDRO NXL-X850.4DStore/DS18 Audio/AmplifiersYou May Also LikeDS18 HYDRO NXL-M5DS18 HYDRO NXL-M5$599.95DS18 HYDRO NXL-X600.4DDS18 HYDRO NXL-X600.4D$499.95DS18 HYDRO MOFC8GA100PDS18 HYDRO MOFC8GA100P$169.95DS18 HYDRO CF-8DS18 HYDRO CF-8$224.95DS18 HYDRO SBAR35DS18 HYDRO SBAR35$629.95