Description
High-Performance Header and Catted Connection Kit. The Kooks 1-3/4-Inch Long Tube Headers with High Flow Catted Y-Pipe are engineered to improve exhaust flow and engine efficiency by replacing restrictive factory components. This kit is designed specifically for 2009-2013 GM 1500 Series trucks and SUVs equipped with 4.8L and 5.3L engines.
Construction and Appearance. Made from durable 304 stainless steel, the headers utilize 1.750-inch tubing to enhance flow and longevity. The kit includes a stainless steel catted Y-pipe featuring an OEM-matched 3″ x 2-3/4″ outlet for precise fitment and integration.
Installation. This kit is designed for direct bolt-on installation with no modifications or drilling required in most cases; however, verifying fitment before installation is recommended. Professional installation is advised.
Warranty and Application. The product is covered by a manufacturer warranty against defects. It is specifically designed and fit-tested for 2009-2013 GM 1500 Series vehicles with 4.8L or 5.3L engines, including compatible models such as the Sierra 1500.
Kooks 2855H220
CA Residents: WARNING: Cancer and Reproductive Harm
- Header and Catted Connection Kit
- Fits 2009-2013 GM 1500 Series Trucks and SUVs with 4.8L and 5.3L Engines
- Includes 1-3/4″ x 3″ 304 Stainless Steel Long Tube Headers
- Includes 3″ x 2-3/4″ (OEM) Outlet Catted Stainless Steel Y-Pipe
- Material: 304 Stainless Steel
- Tube Diameter: 1.750 Inches
- Compatible with 09-13 4.8L and 5.3L Sierra 1500 Models
| Brand | Kooks |
| Headers Type | Headers & Mid-Pipe Kit |
| Header Primary Size | 1.50-1.75 Inch |
| Header Collector Size | Stock Replacement |
| Header Finish | Raw |
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