3" T409 Stainless Steel Turbo-Back Exhaust Pipe Kit
✔ Vehicle Fitment – LM2 Engine ONLY Make Model Year Engine Chevrolet Silverado 1500 2020–2026 3.0L Duramax LM2 I6 Diesel GMC Sierra 1500 2020–2026 3.0L Duramax LM2 I6 Diesel ⚠ Important: This kit does NOT fit 2023+ trucks with the 3.0L Duramax LZ0 engine, which features a completely redesigned factory exhaust routing and different flange geometries. Please verify your engine code before purchasing. ★ Key Features & Benefits
- 🔥 Industrial-Grade T409 Stainless Steel – Heavy-duty mandrel-bent T409 SS handles intense thermal expansion and contraction cycles without warping, cracking, or rusting out.
- 🛣 True Turbo-Back Design – Connects straight to the turbo exhaust exit, eliminating the massive restriction of the factory canisters to open up the engine's breathing path.
- ⚡ Optimized 3" Flow Velocity – Specially sized for the 3.0L inline-six displacement, balancing backpressure reduction and high exhaust gas velocity for sharper off-idle throttle response.
- 🛡 Massive Towing Heat Relief – Dumps hot exhaust gases instantly, drastically lowering sustained EGTs to safeguard your turbocharger during heavy towing.
- 📦 Brand New – Unused, unopened, and undamaged item in original packaging.
⚙ Product Specifications MaterialT409 Stainless Steel Tubing Diameter3 Inches BendsCNC Mandrel-Bent Fitment TypeTurbo-Back (Connects at Turbo Exhaust Exit) Application2020–2026 Silverado / Sierra 1500 3.0L Duramax LM2 📦 What's Included
- ✔ 1 × 3" CNC Mandrel-Bent T409 Stainless Steel Exhaust Pipe
- ✔ 1 × Roll of High-Temp Exhaust Wrap
- ✔ 1 × Heavy-Duty Exhaust Clamp
🔧 Installation
Professional installation is strongly recommended. Proper tools and expertise are required to ensure a secure fit and optimal performance. Please follow your vehicle's service manual for installation procedures.
🛡 Before Ordering – Please Confirm
- Your vehicle is a 2020–2026 Silverado 1500 or Sierra 1500
- Your engine is the 3.0L Duramax LM2 (NOT the 2023+ LZ0)
- You have verified your engine code before purchasing
Not sure if this kit fits your truck? Send us your VIN (Vehicle Identification Number), and we'll confirm fitment for you.
🚚 Shipping & Delivery
- Fast Dispatch – Orders ship quickly with tracking provided.
- Secure Packaging – Carefully packed to protect the pipe during transit.
🔄 30-Day Return Policy
- Returns accepted within 30 days of delivery.
- Item must be in brand-new, resalable condition with original packaging.
- Return shipping costs are the buyer's responsibility.
⚠ Order Policy: Please review your order carefully before completing your purchase. Once an order is submitted, it enters our fulfillment system immediately and cannot be modified or canceled. 💬 Questions? Contact us before ordering if you have any fitment concerns — we're happy to help verify compatibility with your specific vehicle. ⚠ Professional installation is recommended. Minor variations in finish may occur due to the manufacturing process.
