JL Audio JD400/4D Class D Car Audio 4 Channel Amplifier 4x70w RMS JLJD400/4D Ultrasonics simply open the factory air

simply open the factory air filter box and replace with the Jetex replacement

0TFSi turbo 2004 onwards - engine codes CAWB / CBFA / CCTA / CCZA only

The black plastic part is part of the bumper assembly and NOT the grille

Installation Guide

JL Audio JD400/4D Class D Car Audio 4 Channel Amplifier 4x70w RMS JLJD400/4D Ultrasonics simply open the factory airJL AUDIO JD400 4D 4 Channel Class D Full Range Amplifier, 100 W x 4 @ 2 70 W x 4 @ 4 14. 4V The JX400 4D employs a highly efficient Class D design with a robust MOSFET power supply to deliver a strong 100 watts to each of its four channels into 2 ohms (14. 4V, 1% THD). Use the JD400 4D in combination with our JD500 1D or JD1000 1D monoblocks to build an amazing amplification system at a very affordable price. Or, use the JD400 4D by itself to power