Alpine Bass Package - Type-S 12" Subwoofer, MRV-M500 500 watt amp, Bass Knob, and Wiring Kit Black/White BUTTERFLY G40+: The Butterfly G40+

BUTTERFLY G40+: The Butterfly G40+ is made in Germany

Also wonderful for friends

The Mud Hog M/T offers a quiet ride during on-road driving

Grip Style: Stitched

UPC: 611030624557

Alpine Bass Package - Type-S 12" Subwoofer, MRV-M500 500 watt amp, Bass Knob, and Wiring Kit Black/White BUTTERFLY G40+: The Butterfly G40+Brand: Alpine Features: Authorized Dealer Technical Support and a Warranty you won't find elsewhere. MRV M500 500 Watts RMS power at 2 Ohms SWS 12D4 12" Type S Subwoofer. Perfect match for the MRV M500 Includes Bass Knob for more control over your subwoofer's performance. Publisher: Alpine Details: This package contains an Alpine SWS 12D4 12" Dual 4 Ohm Subwoofer, an Alpine MRV M500 500 Watt RMS Class D Single Channel Amplifier with RUX KNOB Remote