Viper 350 Plus (Model 3105V) Powersport Audio includes 3 sizes of mounting

includes 3 sizes of mounting adapters to fit 2-1/4"

8-inch woofer

Check out our video on reducing road noise with Dynamat

It features moderate mounting depth with no pole-vent

All enclosure dimensions above have already taken this into account

Viper 350 Plus (Model 3105V) Powersport Audio includes 3 sizes of mountingProduct highlights: automotive keyless entry and security system two 4 button 1 way transmitters up to 1500 foot range lock arm, unlock disarm, auxiliary, and panic Clone Safe Code Hopping for added security Stinger DoubleGuard Shock Sensor chirps when the vehicle's bumped and sets off the alarm with further violations Neo Revenger 6 Tone Siren 120 dB weatherproof siren Failsafe Starter Kill prevents hot wiring anti carjacking protection two auxiliary