^^I would say this is part of your problem lolol. If you dont know how to wire subs then ummm well.....I would say that could be a start of your issue on why your amp is cutting out and why the subs sound like shit lol sorry coudnt help it. Naw Did you see my thread on the main page about sub wiring under "Usful tools" Check it there. There is a very good tool that shows you how to wire your subs. Here I will post the link below for you and I will also post the outcome of how you should wire your subs. Now this is based on your sub specs and amp specs I would wire your subs in parallel 4ohm to the amp unbridged.
http://www.rockfordfosgate.com/rftech/woofer_wizard.asp
1 Ohm Wiring
4 Ohm Wiring
Your amps specs are as follows:
* 1000 watt 2 channel high powered amplifier
* 1000 x 1 @ 4 ohms bridged
* 500 x 2 @ 2 ohms
* 300 x 2 @ 4 ohms
* All new 2007 Ryval series
* Just came out!
* Model: V1502
* 12dB per octave adjustable high and low pass crossovers
* Bypass Outputs
* Built in cooling technology to make sure the amp doesn't overheat
* Extra efficient heatsink operation
* (2) 30A fuses
* aux outputs
* Speaker Level Inputs
* Extruded Aluminum Heat Sink
* Frequency Response: 20Hz-20kHz
* Crossover Frequency: 100Hz @ 12dB per Octave
* Dimensions: 13.15" L x 9.3" W x 2.25" H