Replace them at 100,000 miles or if the engine has a miss or is not running right.
Will most likely have to consult a Chrysler dealer.
The 2005 Chrysler 300 has 24 valves.
The 2005 Chrysler 300 has a V6 engine.
The 2005 Chrysler 300 is a gas-powered vehicle.
The 2005 Chrysler 300 has a 4-speed automatic.
The curb weight of the 2005 Chrysler 300 is 3712 lbs..
The 2005 Chrysler 300 is 16 ft. 4.8 in. (196.8 in.) long.
The height of the 2005 Chrysler 300 is 4 ft. 10.4 in. (58.4 in.).
The 2005 Chrysler 300 has double overhead cam (DOHC).
The 2005 Chrysler 300 has a drag coefficient of 0.33 Cd.
The 2005 Chrysler 300 runs on regular unleaded.
Its best to consult your owner's manual. It will have a chart.