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Stainless Works 1-3/4-Inch Headers with Catted Y-Pipe; Factory Connect (03-06 4WD 4.8L, 5.3L Sierra 1500)Find parts that fit my vehicle

Item S513490
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Stainless Works 1-3/4-Inch Headers with Catted Y-Pipe; Factory Connect (03-06 4WD 4.8L, 5.3L Sierra 1500)
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Our Price

$2,290.45 set

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      Product Information

      Features, Description, Q&A, Specs & Installation

      Features & Specs

      • Delivers More Horsepower and Torque
      • Emits an Aggressive Deep Tone
      • Long Tube Header Design
      • Uses High-Flow Catalytic Converter
      • Catted Y-Pipe Included
      • Features 1-3/4-inch Primary Tubes with 2-1/2-inch Collector
      • Raw, 304 Stainless Steel Build
      • For Track and Off-Road Use Only
      • No CARB Certification
      • Perfect Fit for All 2003 to 2006 4WD Chevrolet Silverado 1500 Models with 4.8L and 5.3L Engines

      Description

      Improves Engine Performance. The sound of your engine is just an indication of the monstrous performance that your engine can achieve with these Stainless Works 1-3/4 inch Headers with Catted Y-Pipe. With this header upgrade, you’re guaranteed to get a reliable engine performance that’s going to last for years of harsh off-road use. This header assembly with a catted Y-pipe provides a significant horsepower and torque boost that you’ll definitely feel whenever you’re out on your off-road adventures.

      Aggressive Low Sound. Upgrade your truck using Stainless Works’ 1-3/4-inch Headers with Catted Y-Pipe and feel and hear the performance improvement right away. These catted headers emit an aggressive deep growl that’s sure to be heard every time you throttle.

      Utilizes High-Flow Cat Converters. Stainless Works’ headers with high-flow cat converters are designed to outperform your truck’s factory converters. With this header upgrade, you’re sure to feel a significant improvement in your engine’s exhaust flow, thus providing more torque and horsepower.

      High-Quality Construction. Designed to outlast rough terrain conditions, the Stainless Works Headers with Catted Y-Pipe are manufactured from 1-3/4-inch mandrel bent tubes, and further reinforced with 3/8-inch thick flanges. The pipes and flanges are crafted from 304 stainless steel and formed via TIG-welding and CNC technology to ensure precision and material rigidity. With this header assembly installed on your Silverado, you’re guaranteed to have an enjoyable off-road drive without a hitch.

      Tuning Required. Installation of these headers with a catted Y-pipe requires recalibration. This is to ensure that your truck is optimized to run at full potential.

      No CARB Certification. These headers do not have CARB certification, and as such not allowed to be used on pollution-controlled vehicles. Moreover, these are not legal for use in California or other states that abide by California’s emission standards. These headers are specifically intended for track and off-road use only.

      Application. The Stainless Works 1-3/4 in. Headers with Catted Y-Pipe will fit all 2003 to 2006 4WD Chevrolet Silverado 1500 models equipped with 4.8L and 5.3L engines.

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      Fitment:

      Details

      Stainless Works CT0305

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

      Installation & What's in the Box

      Installation Info

      What's in the Box

      • (1) Header Assembly
      • (1) Catted Y-Pipe
      • Installation Hardware
      4.5

      Reviews of Stainless Works Exhaust Products (82)

      Brand Image

      Reviews of Stainless Works Exhaust products have an average rating of 4.5 out of 5

      Questions & Answers

      No questions about this product yet. Ask the First Question

      Will It Fit My Sierra 1500

      • 4.8L V8 - 03, 04, 05, 06
      • 5.3L V8 - 03, 04, 05, 06

          Word on the Trail

          Using paypal checkout was easy and quick. I really like the fact that all of the searches are tailored to find the items that will work with my truck, instead of having to look though a bunch of equipment I can not use.

          nichols95376
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