This Borla 3in extension pipe adapts Borla 147.4in wheelbase systems to Crew Cab Standard Bed (6' 7") 157in wheelbase Silverado/Sierra 1500 trucks. T-304 stainless steel; includes one 3in clamp.
| Type | Cat-back extension / wheelbase adapter pipe |
| Material | T-304 stainless steel |
| Dimensions | 3in I.D. inlet, 3in O.D. outlet, 12in long |
| Application | Adapts 147.4in WB systems to Crew Cab Standard Bed (6' 7') 157in WB |
| Includes | One 3in clamp |
| Warranty | Borla Million-Mile Warranty |
This part fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2019-2026 | Chevrolet | Silverado 1500 | Custom |
| 2019-2026 | Chevrolet | Silverado 1500 | Custom Trail Boss |
| 2019-2025 | Chevrolet | Silverado 1500 | High Country |
| 2019-2026 | Chevrolet | Silverado 1500 | LT |
| 2019-2026 | Chevrolet | Silverado 1500 | LT Trail Boss |
| 2019-2025 | Chevrolet | Silverado 1500 | LTZ |
| 2019-2026 | Chevrolet | Silverado 1500 | RST |
| 2019-2021 | Chevrolet | Silverado 1500 | SSV |
| 2019-2026 | Chevrolet | Silverado 1500 | WT |
| 2019-2021 | GMC | Sierra 1500 | AT4 |
| 2019-2021 | GMC | Sierra 1500 | Base |
| 2019-2026 | GMC | Sierra 1500 | Denali |
| 2019-2026 | GMC | Sierra 1500 | Elevation |
| 2022-2026 | GMC | Sierra 1500 | Pro |
| 2019-2026 | GMC | Sierra 1500 | SLE |
| 2019-2026 | GMC | Sierra 1500 | SLT |
