The bolt pattern for a 1999 Acura CL is 4x114.3. The given lug pattern is the same for different years of production and has never changed since the model came off the production line.
You most likely found the wheels with a different bolt pattern, so you can change the 1999 Acura CL bolt pattern by installing wheel adapters. See the relevant products from Amazon:
It means you have 5x114.3/5x4.5" wheels and want to use them on the 1999 Acura/CL with 4x114.3/4x4.5" bolt pattern config.
Additional Product Specs:
We are a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for us to earn fees by linking to Amazon.com and affiliated sites.
We may earn a commission from links that lead to the Amazon site.