Alpine R2-S65 Next-Generation R-Series 6-1/2" 2-way car speakers 1003 so when you run hundreds

so when you run hundreds of watts to this sub

The CompRT 10-inch Subwoofer is an all-weather thin subwoofer with a pair of 2-Ohm voice coils

25 volt to as high as 40 volts (400 watts at 4Ω) and fully compatible with newer vehicles using start/stop systems

and 2 woofer grilles

you'll need PAC's MS-FRD1 adapter to maintain that functionality

Alpine R2-S65 Next-Generation R-Series 6-1/2" 2-way car speakers 1003 so when you run hundredsProduct highlights: 6 1 2" 2 way car speakers (pair) glass fiber woofer cone with High Amplitude Multi Roll surround 1" magnesium hard dome tweeter handles up to 100 watts RMS (300 watts peak power) frequency response: 65 40,000 Hz grilles included