[Gossennator]

I was wondering if anybody knew what the bulb size for the NNBS sierra low beams (they mite be H7).....?
Thanks

 

[iceman7329]

HID kits.

http://www.gmfullsize.com/forum/showthread.php?t=81431

Bulb chart

http://www.sylvania.com/ConsumerProducts/AutomotiveLighting/LampReplacementGuide/

 

[Z71wannabe]

I think they are H11, Sylvania's website don't have listings for 07s yet

 

[Gossennator]

ite thanks guys

 

[carbonz71]

They are H11 thats what the chevys have so would say the GMC is the same.

 

[Gossennator]

does anybody know if LEDGauges.com gives returns if the bulb is not the wrong one?