Boost your bike's audio with this XL Amplified Speaker Kit. The speakers in this kit offer superior bass response for an overall better sound when riding. 100% plus and play so you don't have to miss any seat time for upgrades. Hogtunes takes pride in their systems. This kit has a five-year warranty on speakers and a three-year warranty on the amplifier.; 450W 2 channels 4 speakers Includes Hogtunes XLF Speakers (Upgrade from the 352 Hogtunes speakers)- Carbon Fiber Cones/1" Titanium Tweeters Includes metal mesh grills Speakers offer superior bass response and overall better sound, especially at riding speeds Features carbon fiber woofer cone and titanium impregnated 1" tweeter Large magnet assembly for higher power handling; Features studio quality polystyrene capacitors in crossovers 100% plug and play wiring is included 5-year warranty on speakers from Hogtunes Includes amplifier with R.E.M.I.T. for excellent FM reception from a Class D amp Supplied wiring allows for addition of another amplifier 3-year warranty on amplifier from Hogtunes Studio Grade Crossover Components