Viper VSM550 SmartStart Pro Module Amplifier & Processor Remotes 6 Port diameter (inches) N/A

6 Port diameter (inches) N/A Port length (inches) N/A The Alpine S2-W12D4 replaces these items: Alpine S-W12D4

This often requires drilling a small hole in your vehicle or filing some metal and or plastic

Amplifier Overview: The Alpine KTP-445U Head Unit Power Pack is a power upgrade amplifier that allows you to add higher output and more dynamic response to your aftermarket or factory installed car stereo system (without factory amplifiers)

15" CompR Grille

Viper VSM550 SmartStart Pro Module Amplifier & Processor Remotes 6 Port diameter (inches) N/AProduct highlights: SmartStart GPS Module for a remote start system displays your location, your vehicle's speed, and customized GPS alerts compatible with iOS (4. 3 or later) and Android (SDK 1. 6 or newer) devices not compatible with BlackBerry devices works with most Viper, Directed, and Python remote start systems requires a SmartStart GPS Premium plan connectivity managed via the Directed Cloud Services (DCS) network linking your car, the