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Find Header & Mid-Pipe Kits for your Sierra 1500

Kooks 1-3/4-Inch Long Tube Headers with Ultra-GREEN Catted Y-Pipe (19-25 5.3L Sierra 1500)Find parts that fit my vehicle

Item S518179
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Our Price

$4,196.74 kit

Out of Stock $149.00 Oversized Item Fee

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      Product Information

      Features, Description, Q&A, Specs & Installation

      Features & Specs

      • Kooks 1-3/4-Inch Long Tube Headers with Ultra-GREEN Catted Y-Pipe
      • Mandrel-Bent 1-3/4-Inch Stainless Steel Tubing for Maximum Exhaust Flow
      • Ultra-GREEN High-Performance Catalytic Converters for Emissions Compliance
      • Designed to Improve Horsepower and Torque
      • Optimized Collector Design for Enhanced Exhaust Scavenging
      • Corrosion-Resistant Stainless Steel Construction
      • Direct Bolt-On Installation with Included Hardware
      • Fits 2019-2025 5.3L GMC Sierra 1500 Models

      Description

      Boost Your Sierra’s Performance with High-Flow Long Tube Headers. The Kooks 1-3/4-Inch Long Tube Headers with Ultra-GREEN Catted Y-Pipe are engineered to maximize exhaust flow, resulting in improved horsepower and torque. With a high-flow design, these headers optimize exhaust scavenging, reducing backpressure and enhancing throttle response for a more powerful driving experience.

      Durable, Corrosion-Resistant, and Built for Long-Term Use. Constructed from high-quality stainless steel, these headers resist rust and corrosion while maintaining structural integrity under extreme heat. The included Ultra-GREEN catalytic converters ensure emissions compliance while allowing for efficient exhaust flow. Designed for a precise fit, these headers provide a seamless upgrade without sacrificing reliability.

      Installation. Professional installation is recommended due to the complexity of exhaust system modifications.

      Application. The Kooks 1-3/4-Inch Long Tube Headers with Ultra-GREEN Catted Y-Pipe are designed to fit 2019-2025 5.3L GMC Sierra 1500 models.

      Kooks 2862H300

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

      Installation & What's in the Box

      Installation Info

      Installation Time

      (approx) 1 Hour

      Difficulty Level:

      Light to Moderate mechanical skill required.

      Installation Guides

        No guide available for this part yet.

      What's in the Box

      • (1) Long Tube Headers and Y-Pipe Kit
      4.8

      Reviews of Kooks Exhaust Products (41)

      Brand Image

      Reviews of Kooks Exhaust products have an average rating of 4.8 out of 5

      Questions & Answers

      No questions about this product yet. Ask the First Question

      Will It Fit My Sierra 1500

      • 5.3L V8 - 19, 20, 21, 22, 23, 24, 25

        Unleash the Power, Hear the Performance!

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