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The Gibson Dual Split cat-back exhaust for 1999–2005 Chevrolet Silverado 1500 (4.3L) is a stainless bolt-on system with straight rear exit polished tips and a commanding, throaty note. Typical dyno gains average 15–20 hp with improved torque thanks to reduced backpressure. The baffled muffler and mandrel-bent tubing minimize interior drone while included hardware and hangers simplify installation. No welding required; lifetime limited warranty included.
Gibson 99-05 Chevrolet Silverado 1500 Base 4.3L 2.5in Cat-Back Dual Split Exhaust - Stainless
