aFe Power 48-34134 Twisted Steel 304 Stainless Steel Headers (GM Silverado/Sierra 1500 19-24 V8-5.3L/6.2L)

Unleash more power with these Twisted Steel series headers. Made from 1-3/4" mandrel-bent 304 stainless steel tubing and 4-to-1 mitered merge collectors, they deliver unrestricted exhaust flow for overall performance and improved throttle response. 1-3/4" Mandrel-Bent 304 Stainless Steel Tubing for Unrestricted Flow Optimized Tube Length Pulse Control Technology Delivers Improved Flow and Performance 4-to-1 Mitered Merge Collectors Decrease Turbulence and Increase Exhaust Velocity 100% Hand MIG Welded for Strength and Durability Stainless Steel Construction: Mandrel bent 1-3/4" 304 stainless steel tubing improves exhaust flow for noticeable torque and horsepower gains. Optimized Header Tube Lengths: Optimized tube length pulse control technology delivers improved flow and performance. Mitered Collectors: 4-to-1 mitered merge collectors decrease turbulence and increase exhaust velocity. The result is increased power and improved throttle response. Heavy Duty Flanges: Thick, one-pie