Adjusting Amp

I am trying to get the most bass out of my subs without damaging them. Here are the specks for both the amp and subs. Would I tune the bass boost, Low pass filter... etc

Performance Teknique ICBM 782
2 Channel Bridgeable Power Amplifier
2000W MAX @ 2 ohm
Power Output
350W x 2Ch @ 2 ohm
250W x 2ch @ 4 ohm
700W x 1Ch Bridged
23dB/OCT Crossover Slope
Variable Subsonic Filter (10Hz-100Hz)
Variable Low Pass Filter (30Hz-500Hz)
Variable High Pass Filter (50Hz-1KHz)
Variable 18dB Bass Boost
High & Low Level Input Through RCA
Double Sided PCB
Dual Protection (Thermal & Short Circuit)
RCA Line Out
Power & Diagnostic Led Indicator
2 Ohm Stable
Soft Delayed Power on
Tri Mode Capability

MTX Thunder 4000
Nominal Power Handling 200 Watt
Size 10"
Miscellaneous
MPN t410x3
Product ID 36871
UPC 1544235036
Mounting
Mounting Diameter / Length 9.06 In.
Top Mounting Depth 9.81 In.
Power
Power Handling 400W (Peak)
Technical Features
Frequency Respond 39 Hz - 150 Hz
Impedance 4 ohm
Peak Power Handling 400 Watt
Sensitivity 88 dB

bass boost off, lowpass filter around 80, gain set properly (there are walkthroughs all over the place), each sub wired separately to the individual channels, or the subs wired in series and bridge the amp.

I sometimes use the amps bass EQ .... just have to be careful