Post Phase Inverter Master Volume:

Get extra gain/distortion without ear damage. Great to do on a non-master Marshall or a Fender's

normal channel (Channel needs to be revoiced on a Fender for good distortion)

Price: Call

Mojo Knob:

This is a cool mod that varie the negative feedback for more, output tube distortion, and harmonics. Turns that horrible Master Volume control on later Fenders into something useful. AKA, Soul Knob

Price: Call

This was used by SRV on his amps. This disingages the tremolo for a gain boost.

Price: Call

Normal Channel Reverb Mod:

Get Reverb, and Tremolo on your Fender Normal channel.

Price: Call

Effects Loop ( Series/Passive):

Sends a signal to your effects after the preamp. A must for Delays, Reverbs, Chorus.

Price: Call

Effects Loop (Active Buffered Loop with Series/Parallel Switch, Send, and Return Controls):

This offers the best control, and sound.

Price: Call

MojoMod:

This converts that yucky JCM 900 into a hand-wired switchable Plexi/JCM 800 amp that drips tone. Yummy!

Price: Call

Gas-X Mod:

Get that farty Fender to have a tighter low end.

Price: Call

Mid Control:

More versatility out of your tube amp.

Price: Call

Half power switch:

Good trick for high-powered amps for more output tube distortion.

Price: Call

Clean Dumblesque Channel using the Fender Normal channel:

Price: Call

Add tube for higher gain.

Price: Call

Many more MODS available