JBA 1-3/4-Inch Shorty Headers; Silver Ceramic (01-03 8.1L Silverado 2500 HD w/o Air Injection)

High-Flow Exhaust Upgrade. The JBA Headers are designed to increase exhaust efficiency, delivering performance gains in horsepower and torque. With their short 1-3/4-inch design, they provide improved flow dynamics while maintaining compatibility with factory components. These JBA Headers fit 2001-2003 8.1L Chevrolet Silverado 2500 HD models without Air Injection, with the complete application clearly provided here in full.

Construction and Appearance. Finished in a durable silver ceramic coating, these headers are built to withstand high heat while resisting corrosion and wear. They are crafted with mandrel-bent stainless steel primary tubes, 3/8-inch thick machined flanges, and JBA’s proprietary Firecone collector for maximized efficiency. Extra thick collector domes and oversized exhaust ports provide better flow and improved cyclic head porting, ensuring strength and performance under demanding conditions.

Installation. Designed as direct replacements, these headers install into the existing exhaust system with precision. Professional installation is recommended, as proper sealing and alignment are crucial for long-term performance. Once installed, they deliver a secure fit, improved exhaust flow, and noticeable performance enhancements.

Application. These JBA Headers fit 2001-2003 8.1L Chevrolet Silverado 2500 HD models without Air Injection. By reducing exhaust restriction and increasing efficiency, they enhance both engine response and power output. This upgrade provides a balance of durability, style, and performance for drivers seeking a high-quality exhaust solution.

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