MBRP 4in T409 Downpipe Back Exhaust 2001-2004 GM 6.6L Duramax LB7
Regular price
$629.99
Heavy Item
This item ships by freight. Shipping isn't calculated at checkout — we'll contact you with a freight quote after your order is placed.
Verified Fitment & Application Support
This product is selected for proper fitment and compatibility with the listed engine application. Our team is available to assist with fitment questions, installation considerations, and supporting components to ensure a smooth install and reliable performance.
Got Questions? Feel free to email us or call us at (503) 235-1947
Compliance & Restrictions
California Proposition 65 (Prop 65)
WARNING: This product can expose you to chemicals which is known to the State of California to cause cancer and/or reproductive harm.
For more information, visit www.P65Warnings.ca.gov.
CARB / California Emissions Compliance
This item may be restricted in California and other regions with emissions regulations. If applicable, it is intended for
competition/off-road use only unless otherwise stated. It is the customer’s responsibility to confirm local compliance before purchase.
Orders shipping to restricted areas may be canceled.
The MBRP S6005SLM is a 4-inch downpipe-back exhaust for the LB7 Duramax. It picks up at the downpipe and runs to a single side exit with no muffler in the system, so the truck takes on a considerably louder tone than a mufflered kit.
Key Features
- 4-inch mandrel-bent tubing from the downpipe back
- No muffler, straight-through path
- T409 stainless steel construction
- Single side exit
- MBRP Armor Plus series
Fitment
2001-2004 Chevrolet Silverado and GMC Sierra 2500HD and 3500HD with the 6.6L Duramax LB7. Extended Cab and Crew Cab.
Product Details
- Manufacturer Part Number: S6005SLM
- Brand: MBRP
- Series: Armor Plus
- System Type: Downpipe back
- Tubing Size: 4 inch
- Material: T409 stainless steel
Shipping Height: 15.4
Shipping Length: 47.3
Shipping Width: 16.8