JTR all day, any day....or PSA and Rythmik for that matter. SVS is going to have the lowest return on investment.
Or jump down the DIY rabbit hole and hit 125dBs at 16Hz and enough midbass to tear your drywall down with a 21" LFE Devastator.
Theater: JVC RS540U, 2.35:1 142" screen, Onkyo RZ1100, Panasonic UB820, Outlaw Audio M2200 Monoblock x3, Klipsch RF7II, RC64II, RS62II, 5800CII x4 Atmos, PSA V3611 Subwoofer x2.
2 Channel: Parasound P6, Parasound A23+, Rega Planar 6 with Ortofon 2M Bronze, Klispch La Scala II.