L5P Duramax 5" Full Exhaust System for 2017-2023 Silverado/Sierra HD - Downpipe Back Race Pipe | 304 Stainless Steel | Off-Road Only
ℹ️ DESCRIPTION
Maximize your L5P Duramax's performance with this premium 5" stainless steel exhaust system. Manufactured from durable T409 stainless steel with 1.5mm thick construction, it delivers superior durability and flow characteristics. The 5" mandrel-bent design optimizes exhaust flow and reduces backpressure for improved performance and efficiency.
| Specification | Detail |
| Construction | T409 Stainless Steel with 1.5mm thick construction |
| Pipe Diameter | 5" diameter |
| System Type | Complete DPF & CAT Delete |
| Installation | Direct bolt-on using OE-style hangers |
| Performance Benefits | Improves throttle response, lowers EGTs, and increases efficiency |
| Quality | Exceeds OEM standards |
| Note | Requires ECU tuning. For off-road/competition use only. |
🔍 Fitment:
| Vehicle Model | Years | Engine |
|---|---|---|
| Chevrolet Silverado 2500HD | 2017-2023 | 6.6L L5P Duramax |
| Chevrolet Silverado 3500HD | 2017-2023 | 6.6L L5P Duramax |
| GMC Sierra 2500HD | 2017-2023 | 6.6L L5P Duramax |
| GMC Sierra 3500HD | 2017-2023 | 6.6L L5P Duramax |
📜 POLICY
🚚 Ships from nearest warehouse within 1 business day, arrives in 5-8 business day（most area in 7 days）
🔄 30-day return policy
🔧 2-year replacement warranty
Note:
🔖 Contact Us First: If you encounter any issues with your order, please reach out to us immediately. We're committed to resolving any concerns quickly and to your satisfaction.
🤗 Feedback Consideration: Before leaving neutral or negative feedback, give us a chance to make things right. We'll work diligently to provide a solution that meets your needs.
📮 Contact Email: support@samexhaust.com
Attention
Products on this site are for off-road/racing use only and are not legal for public roads where emissions laws apply.
Professional installation recommended. Removing emissions equipment (DPF, CAT, SCR, DOC) requires deleting related sensors and a compatible tuner to avoid engine codes.
Performance gains may vary—no guarantees.