Do these handles require any tools to install?

No tools needed — they slip directly over your factory handles. Confirm fit and alignment before finalizing any fastening method.

Will these covers fit if I have a non-stock handle or aftermarket lock already installed?

These are designed for factory handle geometry. If you've modified your handles, test-fit before committing to purchase.

Can I remove these covers later without damage?

Since they slip over the factory handles, removal is straightforward and won't affect your original hardware underneath.