Alpine Alpine S-S65C

Without an adapter, the woofers fit standard 6-3/4" applications. Given their required cutout, they will also fit standard 6-1/2" applications without an adapter, but new screw holes must be drilled. Using the included adapter brackets they can be mounted in a variety of standard 3-hole 6-1/2" applications, Ford 4-hole 6-1/2" applications, and non-standard 6-3/4" applications, without any modification. The tweeters can be flush mounted using the supplied flush mount brackets and rings. Once mounted, the ...