I was looking at this amp https://www.elite-electronics.com.au/In-Car_Entertainment/Amplifiers/Over_1000W/Boss_Audio_AR2000M_Mono_Channel_Amplifier?gclid=Cj0KCQjwk7ugBhDIARIsAGuvgPYWC2qtnm7aEYUOmZOnpkvNotgyWE1BFxGwilRioj1Nta-j9m3nzKMaAi2TEALw_wcB
And I bought this ported box...