The rear EGR cooler on a 2011-2014 LML Duramax is a different part from the later rear cooler, and the factory unit cracks at the tubes. Bullet Proof 6700013 replaces GM 12635704 with helical stainless tubes that can move as the cooler heats and cools.
Product Features
- Build: Helically wound stainless tubes. Joints are TIG welded or vacuum brazed.
- Position: Rear cooler only, for the early LML years.
- Replaces: GM 12635704. It does not replace GM 12645820.
- Warranty: The Bullet Proof page for this part prints a parts-only lifetime warranty.
- Included: The cooler. Gaskets are not listed as included.
Fitment & Installation Notes
- Years and vehicle: 2011-2014 Chevrolet Silverado and GMC Sierra 2500HD and 3500HD, 6.6 LML. CARB EO D-730-6 lists 6700013 for 2011-2014 only, not 2015-2016.
- Engine check: VIN character 8 should be 8 for an LML.
- Not included: Gaskets. A core return applies to this cooler. The dollar amount is not stated here.
- Confirm: Confirm the truck is 2011-2014 and the old rear cooler is GM 12635704. A 2013-2016 truck that uses 12645820 needs 6700014.
The rear EGR cooler on a 2011-2014 LML Duramax is a different part from the later rear cooler, and the factory unit cracks at the tubes. Bullet Proof 6700013 replaces GM 12635704 with helical stainless tubes that can move as the cooler heats and cools.
Product Features
Build: Helically wound stainless tubes. Joints are TIG welded or vacuum brazed.
Position: Rear cooler only, for the early LML years.
Replaces: GM 12635704. It does not replace GM 12645820.
Warranty: The Bullet Proof page for this part prints a parts-only lifetime warranty.
Included: The cooler. Gaskets are not listed as included.
Fitment & Installation Notes
Years and vehicle: 2011-2014 Chevrolet Silverado and GMC Sierra 2500HD and 3500HD, 6.6 LML. CARB EO D-730-6 lists 6700013 for 2011-2014 only, not 2015-2016.
Engine check: VIN character 8 should be 8 for an LML.
Not included: Gaskets. A core return applies to this cooler. The dollar amount is not stated here.
Confirm: Confirm the truck is 2011-2014 and the old rear cooler is GM 12635704. A 2013-2016 truck that uses 12645820 needs 6700014.[...]
The rear EGR cooler on a 2011-2014 LML Duramax is a different part from the later rear cooler, and the factory unit cracks at the tubes. Bullet Proof 6700013 replaces GM 12635704 with helical stainless tubes that can move as the cooler heats and cools.
Product Features
- Build: Helically wound stainless tubes. Joints are TIG welded or vacuum brazed.
- Position: Rear cooler only, for the early LML years.
- Replaces: GM 12635704. It does not replace GM 12645820.
- Warranty: The Bullet Proof page for this part prints a parts-only lifetime warranty.
- Included: The cooler. Gaskets are not listed as included.
Fitment & Installation Notes
- Years and vehicle: 2011-2014 Chevrolet Silverado and GMC Sierra 2500HD and 3500HD, 6.6 LML. CARB EO D-730-6 lists 6700013 for 2011-2014 only, not 2015-2016.
- Engine check: VIN character 8 should be 8 for an LML.
- Not included: Gaskets. A core return applies to this cooler. The dollar amount is not stated here.
- Confirm: Confirm the truck is 2011-2014 and the old rear cooler is GM 12635704. A 2013-2016 truck that uses 12645820 needs 6700014.