The GMC Sierra Performance Exhaust - JBA - Cat4Ward - Shorty - Silver - ‘03-‘06 is designed to boost the performance of your GMC truck. These shorty headers are a premier modification that enhances both power and efficiency, making it an essential upgrade for automotive enthusiasts who want to fine-tune their vehicle’s performance.

Built from robust stainless steel, the JBA headers deliver an improvement over stock manifolds by significantly reducing flow restrictions. This upgrade translates to noticeable gains in power and torque, while the durable construction is designed to withstand the demands of high-performance activities such as racing, towing, and daily driving. The proprietary JBA Firecone collector integrates race-proven technology to deliver peak performance where it matters most. Additionally, these headers include factory-style emission connections and high-quality hardware, ensuring a professional, no-leak installation for your GMC Sierra.

Features

• Constructed from stainless steel for durability
• Mandrel bent tubing for maximum flow
• Proprietary JBA Firecone collector for increased power and torque
• Includes factory-style emission connections
• 3/8" thick machined flanges with oversized exhaust ports
• Extra thick collector domes

For any inquiries about this GMC Sierra Performance Exhaust or other customizations, please don’t hesitate to contact us. We have two locations: one in Austin, Texas (512-982-9393), and the other in the Los Angeles, California area (562-981-6800), where we offer both installation and customization services. If you’re considering purchasing multiple items, reach out for potential shipping discounts. We also offer on-premises installation at both locations.

CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov