well you could polish the heads ... add a new exhaust . sparco is recommended , performance chip , a spoiler will give you better dynamics and gas mileage , a body kit also helps with speed , the least wind pressure the better , a transmission upgrade , a racing flywheel , carbon drive shaft ... octane gas , put STP in your gas tank to clean your injectors . thers lots of stuff , Honda's have allot of potential , you can't find most of this stuff at a auto-parts retailer such as auto zone , but try summit racing .. go to www.summitracing.com and order a free catalog