SKU: MAT10406

Automotive Lower Radiator Pipe O-Rings

Ships From Manufacturer in 3-5 Days
Confirmed fitment below
YEARS
2006-2010
MAKE / MODEL
GM/Chevrolet/GMC / Silverado/Sierra
SERIES
2500HD/3500HD
ENGINE
6.6L Duramax LBZ/6.6L Duramax LMM
Price
$9.72
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PRODUCT DETAIL

Key Features & Description

Features:

  • Precision fit for OEM lower radiator hose
  • Quality tested for long-term reliability
  • Restores proper cooling system seal
  • Direct-fit installation for quick repair
  • Meets or exceeds OEM specifications
  • Ideal for preventive cooling system maintenance
  • Prevents coolant leaks at lower pipe connection
  • Durable construction withstands heat and pressure
  • Engineered specifically for 2006–2010 Duramax engines
  • Sold as a pair for both ends of the pipe
  • Not guaranteed to fit aftermarket lower hoses

Stop Coolant Leaks Before They Start With A Simple Fix

If you've ever had to chase down a frustrating coolant leak on your Duramax, you know the value of a fix that just works the first time. The Merchant Automotive Lower Radiator Pipe O-Rings are the small but mighty solution for sealing up one of the most overlooked sources of coolant loss. Designed specifically for 2006–2010 GM 6.6L Duramax trucks, these O-rings restore a tight, dependable seal on your factory lower radiator pipe, without the guesswork. Whether you're replacing hoses or refreshing the cooling system during a service, this is one of those parts that's cheap insurance against future problems. No one wants to be stuck on the side of the road or parked in the driveway with a puddle under the truck. These O-rings install quickly and give you the confidence to hit the road knowing your system is sealed tight. It's a simple upgrade that keeps your cooling system operating at its best while giving you peace of mind with every mile.

Lower Radiator Pipe O-Rings for GM 6.6L Duramax

Discover unmatched reliability and performance with the 06-10 GM 6.6L Duramax Merchant Automotive Lower Radiator Pipe O-Rings. Precision-engineered and designed for excellence, these O-rings are a testament to quality, durability, and precise fitment. Rest assured that you're investing in O-rings that have undergone rigorous quality testing. Each Lower Radiator Pipe O-Ring by Merchant Automotive delivers the level of reliability that your cooling system demands. These O-rings are meticulously designed to save you time and effort, allowing you to restore your cooling system's efficiency swiftly. The Lower Radiator Pipe O-Rings from Merchant Automotive meet and exceed all OEM specifications, standing as a testament to their dedication to delivering uncompromised quality.

Vehicle Fitment: 2006, 2007, 2008, 2009, 2010 GM 6.6L Duramax

Notes:

  • Designed specifically for 2006–2010 GM 6.6L Duramax LBZ and LMM engines
  • Intended to work only with OEM lower radiator hose connections
  • Not guaranteed to fit aftermarket lower radiator pipes or hoses
  • Helps eliminate leaks at the lower radiator pipe junction
  • Ideal for use during radiator service or hose replacement
  • Precision manufactured to meet or exceed OEM specs
  • Quality tested for sealing performance and long-term durability
  • Recommended as preventative maintenance for aging cooling systems
  • Provides a direct-fit solution with no trimming or modification
  • Engineered to withstand coolant exposure and high engine temperatures

FITMENT GUIDE

Exact Fitment — Verify Your Year

Year RangesYears
Make
Model
Series
Engine
2006-2010
GM/Chevrolet/GMC
Silverado/Sierra
2500HD/3500HD
6.6L Duramax LBZ/6.6L Duramax LMM

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