According to my research, brake pads for a '99 Toyota Camry are about $40. Remember that this is per brake pad. So, if you need all 4 replaced you could expect to spend at least $160 for parts.
pads
How much does it cost to get brake pads repaired on VW 2003 Passat
depending on quality and warranty. 20 to 60 for front pads.
$250.00 just for brake pads
If only brake pads need to be replaced, the cost will be around $150. If the rotors are also bad, the price will be around $450.
If you are looking for more information on how much does it cost to replace brake pads, the best place to look for the information is on ask.metafilter.com/39783/A-reasonable-price-for-a-brake-job
The cheapest place to buy brake pads for a 2007 Toyota Camry is Pep Boys or Auto Zone.
How much does it cost to replace brake pads on a 1999 Mercedes Clk?
I think that Camry disk brakes were very similar from 1990 to at least 1996, and I answered the question on changing brake pads for my 1995 Camry, so maybe that will help.
To change the brake pads on a 2006 Toyota Camry the car must be safely propped up. Remove the wheels and loosen the calipers. Slide the brake pads out and replace with the new parts. Repeat the process for all four wheels.
There are tons of great pads out there for the Toyota Camry, as well as a host of other braking upgrades and options. As far as an install and forget type of pad, EBC makes some great pads that perform much better than the OEM pads and cost a LOT less. I've included a few links here for you to pads and other upgrades as well such as: fluid, stainless steel brake lines, performance rotors and even big brake kits. Cheers, GPI Performance
Front disk brake pads will usually run you $75.