SKU: MMTB-DMAX-01 | UPC: 840197701256
Mishimoto 01-04 Chevrolet/GMC 6.6L Duramax Turbo Blanket
This Mishimoto turbo blanket fits 2001-2004 Chevrolet Silverado and GMC Sierra trucks with 6.6L Duramax LB7 engines equipped with stock turbos. It insulates the turbo’s hot side to trap exhaust heat, lower intake air temperatures, and improve turbo spool for more power. Engine bay temperatures drop significantly while protecting nearby components from radiant heat.
Key Features
- High-Temperature Materials: Inner high-silica fabric and stainless-steel mesh withstand over 2,300°F (1,260°C). outer volcanic lava rock and titanium weave handles over 1,760°F (960°C)
- Heat Retention: Keeps turbo-generated heat contained in the exhaust housing for faster spool times and consistent performance
- Engine Bay Protection: Blocks heat transfer to reduce underhood temperatures, safeguarding wires, hoses, and fuel lines
- Direct-Fit Design: Precision tailored to wrap stock Garrett GTP38 turbo on 6.6L Duramax without modifications
- Lifetime Durability: Backed by Mishimoto Lifetime Warranty for long-term heat management
Product Notes
- Designed for stock turbochargers only. not compatible with upgraded or aftermarket turbos
- Clean turbo housing surface before installation for secure adhesion
- Product weight 2.2 lbs. shipping box 13 x 13 x 5 inches
Installation Notes
- Professional installation recommended.
- Remove turbo heat shield if equipped. blanket installs directly over housing
- Includes stainless steel clips and wire for secure mounting. 30-45 minute install time
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2001-2004 | Chevrolet | Silverado 2500 HD | Base |
| 2001-2004 | Chevrolet | Silverado 2500 HD | LS |
| 2001-2004 | Chevrolet | Silverado 2500 HD | LT |
| 2004 | Chevrolet | Silverado 2500 HD | WT |
| 2001-2004 | Chevrolet | Silverado 3500 | Base |
| 2001-2004 | Chevrolet | Silverado 3500 | LS |
| 2004 | Chevrolet | Silverado 3500 | WT |
| 2001-2004 | GMC | Sierra 2500 HD | Base |
| 2001-2004 | GMC | Sierra 2500 HD | SLE |
| 2001-2004 | GMC | Sierra 2500 HD | SLT |
| 2001-2004 | GMC | Sierra 3500 | Base |
| 2001-2004 | GMC | Sierra 3500 | SLE |
| 2001-2004 | GMC | Sierra 3500 | SLT |
Why Choose Mishimoto?
- Engineered for exact fitment on popular diesel platforms like Duramax
- Premium materials proven in racing and daily driving
- Lifetime Warranty covers defects for peace of mind
Frequently Asked Questions
- Q: Will this fit my 2001-2004 Duramax with stock turbo?
A: Yes, direct fit for factory Garrett GTP38 turbo on 6.6L LB7 Duramax in Chevrolet Silverado and GMC Sierra HD models - Q: What materials make up the blanket?
A: Outer layer of titanium and volcanic lava rock fabric. inner layer of high-silica fabric reinforced with stainless steel mesh - Q: What is the warranty coverage?
A: Mishimoto Lifetime Warranty protects against manufacturing defects when installed and used properly
Shipping & Handling
- Method: UPS Ground
- Availability: In stock – ships same or next business day
- Packaging: Secure box measuring 13 x 13 x 5 inches
- Weight: 2.2 lbs






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