Grams Performance is proud to offer the most innovative high-performance fuel injectors for today's performance vehicles. Premium materials, advanced manufacturing techniques, and stringent quality control procedures make Grams Performance the leader in high-performance fuel injectors. Each Grams Performance B-Series 2200 centimeter/minute. Fuel injector kit includes four Grams Performance 2200 centimeter/minute. Fuel injectors, four Honda B-Series top hats, and four pigtail adapter harnesses for easy adaptation onto any Honda B-series engine.