Yep bar of soap or paraffin wax work too.
I tried silicone spray... just made it noisier.
05 Chevy 3500 LT Crew Cab Dually,
06 WW SLC3905 Kenwood 6X9 speakers :B
03 Jeep Wrangler 4.5" Rubicon Express coils 1" body lift, 35" tires, 9000 lb winch, rock jock dana 60/detroit/4.88 rear, Dana 30/Detroit/4.88 front
07 Raptor 700R
07 Kymco 90 (X3)