Stainless Works 2007-13 Chevy Silverado/GMC Sierra Headers 1-7/8in Primaries High-Flow Cats X-Pipe (part # CT07HCAT), built from 304 stainless steel by Stainless Works in Streetsboro, Ohio.
304 Stainless Steel
TIG Welded
2007–13 Silverado
Long Tube Headers
3" Collector
Made in USA
Overview
Increase performance and improve sound on your 2007–13 Chevy Silverado / GMC Sierra 1500 with premium long tube headers from Stainless Works. These headers are designed to either fit our Performance Connect exhausts or the factory exhaust system with a variety of exit points. System features 1-7/8" diameter primary tubes and 3" diameter lead pipes.
Designed to fit Chevy 1500 2WD/4WD Double Cab with Standard Box or Crew Cab with either Short Box or Standard Box.
Built from corrosion-resistant 304 stainless steel and fully TIG welded for strength and durability at our state-of-the-art facility in Streetsboro, Ohio — engineered for long-term performance.
Why Stainless Works
- American-made from raw material to finished product
- TIG welded by skilled craftsmen for strength and beauty
- Lifetime warranty on material and craftsmanship
- Direct bolt-on fit for 2007–13 Silverado/Sierra 1500
- Available in Factory Connect or Performance Connect
Key Features
Long Tube Design
Improves exhaust scavenging for more power and torque.
1-7/8" Primary Tubes
CNC mandrel bent for smooth, unrestricted airflow.
3" Lead Pipes
Enhanced exhaust flow for reduced backpressure and increased power.
Factory or Performance Connect
Choose the connection option that matches your build.
Mandrel Bent Tubing
Smooth airflow with zero restriction bends.
TIG Welded Construction
Precision welds for maximum durability.
Specifications
| Vehicle Fitment |
2007–13 Chevy Silverado / GMC Sierra 1500 — 2WD/4WD — Double Cab (Standard Box) or Crew Cab (Short or Standard Box) |
| System Type |
Long Tube Header Kit |
| Primary Tube Size |
1-7/8" |
| Lead Pipe Size |
3" |
| Connection Options |
Factory Connect — or — Performance Connect |
| Engine Compatibility |
Factory Connect: 4.8L & 5.3L Only
Performance Connect: 4.8L, 5.3L, 6.0L & 6.2L |
| Material |
304 Stainless Steel |
| Welding |
TIG Welded |
| Warranty |
Lifetime |
| Origin |
Made in USA — Streetsboro, Ohio |
Fitment Information
This header system is available in two connection options to match your build:
Factory Connect
✓ Fits 4.8L & 5.3L Only
Direct bolt-on to stock exhaust
Connects to factory exhaust system
Performance Connect
✓ Fits 4.8L, 5.3L, 6.0L & 6.2L
Requires Stainless Works Catback
True 3" system for maximum performance
⇩ Download Installation Instructions (PDF)
See It In Action
Sound Comparison and Features — 2007–13 Silverado Long Tube Header System
What's In The Box
- Driver & Passenger Side Headers x2
- Lead Pipes x2
- X-Pipe
- Clamps
- O2 Extensions x2
- Bolt Kit — 16 Pieces
- RTV Tube
- Installation Instructions
Frequently Asked Questions
Will these headers fit my 2007–13 Silverado or Sierra?
Yes. These long tube headers are designed for the 2007–2013 Chevy Silverado and GMC Sierra 1500 2WD/4WD models including Double Cab with Standard Box, and Crew Cab with Short Box or Standard Box. See the Fitment Information section for engine compatibility.
What connection options are available?
Factory Connect fits the 4.8L and 5.3L engines only and bolts directly to your stock exhaust. Performance Connect requires Stainless Works Catback and fits 4.8L, 5.3L, 6.0L, and 6.2L engines.
Do these headers include catalytic converters?
Yes. This system includes high-flow catalytic converters that are EPA compliant and designed for improved flow while maintaining emissions compliance.
What warranty is included?
Stainless Works provides a lifetime warranty on material and craftsmanship — covering the full life of the product, not just a limited term.
Questions? Call us at | Mon–Fri 7:30am–4:30pm EST
Built To Order in 4 Weeks — Free Shipping on Orders $50+
This Listing
- Brand: Stainless Works
- Part number: CT07HCAT
- Product type: Headers
- Fitment: 2007-13 Chevy Silverado/GMC Sierra
- Configuration: High-Flow Cats, Stainless Works Exhaust (Performance Connect)
- EPA status: Testing
- Shipping weight: 60 lb
California Prop 65 warning applies to this product.
Emissions note: headers, downpipes and catless/high-flow pipes may not be legal for street use in all states. Check your local emissions laws before installing.
Fitment note: Stainless Works systems are application-specific (year, cab/bed, transmission and factory exhaust). Send us your VIN before ordering and we will confirm fitment: 954-507-6261 or sales@americanmuscleperformance.net.
