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Stainless Works catted headers full system view
Close-up of 1 7/8 inch primaries and collectors
Catted headers Chevrolet Silverado 5.3L engine - Unmounted
3 inch leads and Y pipe detail
Stainless Works CT19HCATY headers
Stainless Works catted headers full system view
Close-up of 1 7/8 inch primaries and collectors
stainless-works-ct19hcaty - Unmounted
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Stainless Works 2019+ Chevrolet Silverado 5.3L Catted Headers 1-7/8in Primaries 3in Leads Y-Pipe

SSWCT19HCATY
00887753441478
Headers & Manifolds
Out of stock
$ 2,595.00 $ 2,465.25

SKU: CT19HCATY   |   UPC: 00887753441478

Stainless Works 2019+ Chevrolet Silverado 5.3L Catted Headers 1 7/8 Inch Primaries 3 Inch Leads Y Pipe

The Stainless Works CT19HCATY Catted Headers are the best high performance exhaust upgrade for 2019+ Chevrolet Silverado 5.3L owners seeking maximum power gains, improved throttle response, and a deeper exhaust tone. These headers feature 1 7/8 inch primaries with 3 inch leads and include high flow catalytic converters for emissions compliance. Constructed from premium stainless steel with mandrel bent tubing and precision TIG welding, this complete Y pipe system reduces backpressure and optimizes exhaust flow for noticeable horsepower and torque increases while maintaining a factory like fitment.

Key Features

  • 1 7/8 Inch Primaries: Optimized diameter for excellent mid range torque and top end power on 5.3L engines
  • High Flow Catted Design: Includes catalytic converters for street legal emissions compliance
  • 3 Inch Leads and Y Pipe: Smooth transition for maximum exhaust flow and reduced restriction
  • Premium Stainless Steel: Durable construction with TIG welded joints for long term reliability
  • Direct Bolt On Fit: Vehicle specific design installs using factory mounting points
  • Stainless Works Quality: USA made with race proven performance for GM trucks

Specifications

Specification Detail
Part Number CT19HCATY
Engine 2019+ Chevrolet Silverado 5.3L
Primary Size 1 7/8 Inch
Collector Size 3 Inch
Material Stainless Steel
Catalytic Converters High Flow Included
Installation Direct Bolt On
Country of Origin United States
Warranty Limited (Stainless Works)
Shipping Weight Approx. 35 to 45 lbs

What's Included

  • Pair of Stainless Steel Catted Headers
  • 3 Inch Y Pipe
  • All Necessary Gaskets and Hardware
  • Installation Instructions

Product Notes

  • Complete catted header system with 1 7/8 inch primaries and 3 inch collectors
  • High flow catalytic converters maintain emissions compliance while improving flow
  • Perfect for tuned 5.3L Silverado builds or those seeking maximum exhaust performance

Installation Notes

  • Estimated time: 6 to 10 hours, advanced difficulty, professional installation highly recommended
  • Requires exhaust manifold removal, O2 sensor relocation, and proper torque sequence
  • Professional shop advised for tuning and emissions compliance verification

This Part Fits

Year Make Model Notes
2019+ Chevrolet Silverado 5.3L All Trims

Why Choose Stainless Works Catted Headers?

  • 1 7/8 inch primaries and high flow cats provide significant power gains with emissions compliance
  • Premium stainless steel construction ensures long term durability and corrosion resistance
  • Limited warranty trusted performance exhaust from Stainless Works for GM trucks

Frequently Asked Questions

  • Q: Will these headers fit my 2020 Chevrolet Silverado 5.3L?
    A: Yes, Stainless Works CT19HCATY fits all 2019+ Chevrolet Silverado 5.3L models.
  • Q: Are the catalytic converters included?
    A: Yes, high flow catalytic converters are included in the kit.
  • Q: Is tuning required?
    A: Recommended for maximum performance gains and to clear any check engine lights.
  • Q: What is the warranty?
    A: Covered by Stainless Works limited warranty built for performance.

Shipping & Handling

  • Method: UPS / FedEx Ground (Oversize)
  • Availability: In stock ships same or next business day
  • Packaging: Secure protective packaging
  • Weight: Approx. 35 to 45 lbs

Request For Information

Have questions about Stainless Works 2019+ Chevrolet Silverado 5.3L Catted Headers 1-7/8in Primaries 3in Leads Y-Pipe? Fill out the form below and we'll get back to you by the next business day.
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