BlackHeart™ Stainless Steel Natural LS-Swap Exhaust Manifolds (8503HKR) by Hooker®. Primary Tubing Diameter: 1.75". Collector Outlet Diameter: 2.5". Color: Natural. Header Coating: Uncoated. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your needs and deliver great quality at an affordable cost.
Hooker Headers®, a leading header manufacturer, provides a line of Super Competition & Competition headers, mufflers, and cat-back exhaust systems. The company, which now is one of Holley Performance Products brands, was established by Garry Hooker in 1962. It is widely known for its racing heritage. Hooker Headers helped more racers reach the Winner's Circle than any other header company. In the 1990s the company developed the Aerochamber muffler, which still is the most advanced muffler on the market.
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