Here's a few more for you to consider
ACI FORCE And Titan Subs
Adire Rava II
Acoustic Vision MRS-10
PINNACLE ELBRUS
Acoustic vision Subwoofer Complete Kits series
TBI subwoofers
Rocket UFW-10 Subwoofer
VR-S/1 High-speed MiniSub personally I think the Q is too high on this sub. Thought I would list it anyway.
Here's a website that may help you along the way Subwoofers.org
I just wanted you to know there are other great subs out there besides Rel.
Good luck
ACI FORCE And Titan Subs
Adire Rava II
Acoustic Vision MRS-10
PINNACLE ELBRUS
Acoustic vision Subwoofer Complete Kits series
TBI subwoofers
Rocket UFW-10 Subwoofer
VR-S/1 High-speed MiniSub personally I think the Q is too high on this sub. Thought I would list it anyway.
Here's a website that may help you along the way Subwoofers.org
I just wanted you to know there are other great subs out there besides Rel.
Good luck