ok so I'm going to mask my tail lights with paint from paint scratch.com and wanna know what paint primer is for... do I need it? what is it for?

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Can't post or even change profile in old SN (Carlos10704) so I'm currently using this... hopefully they'll fix the damn boards already...

paint primer is a base coat. you only need it if your going to paint something and its not translucent. its pretty much just so when you paint your final color, everything is the same underneath so it dosent affect the paint color.

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'99.5 1.8TQM

-scat rods
-20mm pistons
-built head
-20psi
-forge 007p
-FMIC