Do I need any special tools to swap this in?

No. Pop your hood, locate the factory air box, unclip or unbolt the cover, lift out the old filter, and drop the new one in. Reverse to close it up. Hand tools only.

Will this affect my engine performance?

A clean air filter lets your engine breathe easier and can improve throttle response compared to a clogged OEM filter. This one's designed to flow at factory spec—no gains, but no restrictions either.

How often should I replace it?

Check your owner's manual for recommended service intervals. Most drivers go 15,000–30,000 miles depending on driving conditions and air quality in your area.