The Story
Fits: 2001 thru 2026 Chevy Silverado/GMC Sierra 2500HD/3500HD Duramax LB7/LLY/LBZ/LMM/LML/L5P
The OEM coolant plate is leak prone, so replace it with the DmaxStore Billet Coolant Block Off Plate. As the name implies, this is constructed of billet aluminum and features an integrated Viton o-ring to eliminate future leaks. Comes with grade 10.9 hardware.
Features:
- Billet aluminum construction
- Integrated o-ring
Includes:
- Billet block off plate
- Grade 10.9 hardware
- Viton o-ring
DmaxStore Note:
- You will lose around 4 gallons of coolant.
- Be sure to check coolant level after installation.
- You will need to disconnect the downpipe, removal is not required.
Replaces Part#:
- 97941204, 12698239
Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.
Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.
Description
Fits: 2001 thru 2026 Chevy Silverado/GMC Sierra 2500HD/3500HD Duramax LB7/LLY/LBZ/LMM/LML/L5P
The OEM coolant plate is leak prone, so replace it with the DmaxStore Billet Coolant Block Off Plate. As the name implies, this is constructed of billet aluminum and features an integrated Viton o-ring to eliminate future leaks. Comes with grade 10.9 hardware.
Features:
- Billet aluminum construction
- Integrated o-ring
Includes:
- Billet block off plate
- Grade 10.9 hardware
- Viton o-ring
DmaxStore Note:
- You will lose around 4 gallons of coolant.
- Be sure to check coolant level after installation.
- You will need to disconnect the downpipe, removal is not required.
Replaces Part#:
- 97941204, 12698239
