That's a FULL competition dual amplifier & complete pro audio wiring package! Massive audio N4 4k peak 2,000watts RMS class D mono block brand new sealed up in original packaging! $300 by itself Matching 4channel NX4 4CH 800watts 400w RMS 2ohms stable per channel ( for door speaker's/ mid's n high's/ trebil)brand new sealed up in original packaging! $160 by itself 1 $240 DUAL amplifier wiring kit in 1/0AWG into 4AWG = -(1) 18'FT positive oversized 1/0AWG marine GRADE pure silver tinned 100%OFC pure copper MONSTER CABLE into - 1 big ANL TYPE fuse holder with 250A fuse after 18" from main battery under the hood into -a DUAL fused distribution BLOCK 1 1/0AWG in to DUAL 4AWG OUT each separately fused with mini ANL TYPE fuse's - into MONSTER CABLE 4AWG OFC out 5'ft positive cables x2 for each amplifier - with MONSTER CABLE 4'ft negative ground runs x2 for each amplifier - 20'ft of 5wire speed wire by stinger - 20'ft of stinger blue REM. 18awg OFC amp turn on wire - 40'ft TOTAL of ROCKFORD FOSGATE OFC 16awg speaker wire to completely REWIRE the vehicle - 20'ft of MONSTER CABLE oversized 10AWG for subwoofer speaker cable -nessasary hardware for different types of installs different amps ect - T304 STAINLESS STEEL BOLT's FOR grounds,waterproof 5piece grommet appropriate size fuse's - TSPEC high end SQ OFC RCA'S 2CH 17'ft - TSPEC high end SQ OFC RCA'S 17'FT 4channel - 1 30A relay - everything you'll need to install both amplifier's pre measured & jacket cut for each terminal - BOLT ON READY! Big3 are big4 kits from me & that is a 4AWG OFC big4 alternator wiring upgrade kit good for 3,000watts RMS 300A MAX - this doesn't replace nor do you remove any wire- you simply BOLT this on with factory wire's....yes BOLT ON READY! $80 (BIG4 in 1/0AWG is 160 NOT included in amp package pictured) All of everything listed & pictured = $700 All prices are FIRM! Please bring exact change! All sales are final! Install DIY questions answered 24- 7 via txt or call 1 year warranty on all RCA'S, solderd wire's; fuse's &fuse holder's (1 time replacement is wory free & i haven't had to replace anything!)yes fuse's included 1 year warranty! Again all sales are final!