BRANDING Hargis Family Agency Luxury monogram business Logo design. 23472252 Vector Art at Vecteezy Hearty LinkedIn The Honeysuckle Coffee Co. Food & Beverage Company Harrington Antiques Harrington Antiques Jennifer Hanway Holistic Nutritionist. These Hooker Blackheart headers are constructed of lightweight 18 gauge, 304 stainless steel with high flow, long transition collectors featuring merge spears for maximum flow and increased exhaust velocity. They feature 3 8 in. thick laser cut flanges that provide a maximum sealing surface for a leak free seal and ultimate strength. The primary tubes are designed for optimum flow and maximum ground and engine component clearance, providing the perfect combination of performance and fit. When it's time to tear the heart out of the competition, choose Blackheart!