Free Mods For A 94 Z28

If any one knows where I could find some free mods for my 94

Z28 could you please email me a website or any info. Thank YOU

very much

Free mods:

REmove donkey Di(k and replace with bottom of bottle
Coolant bypass
Cut out front of air box
descreen mass air (controversial)
Quick PCM tune helps a bunch.
If you have an A4 and 2.73's, cut the 1st block out piece
M6, add the resistor for skip shift.

Ryan