Lead additives/replacements

Do you guys use any lead additives or replacements for old aircooled engines?
Some say, I don't need any, others, definitely need that.
I bought a bug, (gets rego this week or next) and wanna take care of her as much as I can.

Cheers

Csaba.

P.S: This can be the answer?

http://www.caltexsorell.com.au/store/index.php/additives-sealants-cleaning-products/fuel-treatments/caltex-lead-replacement-100ml.html

I don't use any additives & I only use 98 / full premium unleaded..... on the advice of my VW mechanic

been covered a thousand time please use the search.

https://forums.aussieveedubbers.com/search.php

yep use 98 supper super never had any problems in over 15 years or so

If the heads are Original, Pre ~1967-68 it may be worth using an additive...