Since you didn't specify which bulb here is the entire list:
Low beam headlamp Light Bulb Size: H1-55W
High beam headlamp Light Bulb Size: H1-55W
Parking Light Bulb Size: 2357A
Front turn signal Light Bulb Size: 2357A
Rear turn signal Light Bulb Size: 992 (7440A)
Tail Light Bulb Size: 7443
Stop Light Bulb Size: 7443
High mount stop Light Bulb Size: 7440
Fog/Driving Light Bulb Size: H11-55W
License plate Light Bulb Size: 2825
Back up Light Bulb Size: 921
Front sidemarker Light Bulb Size: 2825
Map Light Bulb Size: 2825
Dome Light Bulb Size: 2825
Step/Courtesy Light Bulb Size: 2825
what year? and which parking light? side marker or in the headlight? 2005 Mazda 6 side marker light bulb
What is the bulb sizes
Look at it and you will figure it out.
2005 mazda 6 how to replace the alternator
It will be a 14 or 17 mm wrench.
yes
A 2005 Mazda6i has 160hp and the 2005 Mazda 6s has 220 hp.
11526
6x8 , front and rear speakers. Can use 6x9's by removing the factory bezel.
Torque specs for brake caliper bolts 2005 mazda 6
My owner manual list both the high beam and the low beam as H1, 55 watt bulbs. Your local parts store or the Mazda dealer can confirm this info for you.
12mm x 1.5 is the size you are looking for. This fits the Mazda 3, 6, 5, rx8.