07-09 Chevrolet Silverado GMC Sierra Catalytic Converter Y-Pipe Engine Kits 4-piece configuration - Both driver

4-piece configuration - Both driver and passenger sides

or do these work with what I already have

Skill Level: Intermediate - careful alignment and surface preparation required

The brackets come as raw material

Factory bezel design — Matches OEM placement and trim profile for a seamless fit

07-09 Chevrolet Silverado GMC Sierra Catalytic Converter Y-Pipe Engine Kits 4-piece configuration - Both driver07 09 Chevrolet Silverado GMC Sierra Catalytic Converter Y Pipe Direct fit Y pipe assembly that combines catalytic converter and dual exhaust outlet in one unit. Engineered for bolt on installation at factory connection points. Hard panel construction meets emissions standards for your truck's exhaust system. Factory Mounting Points Direct from Warehouse Ships from FL Warehouse Key Features Dual outlet design Handles flow from both banks without