Comparing the same tune, same boost, same truck - increase 10hp, lower EGT by 30F and decrease drive by 4.5psi
More boost, lower drive pressure and decreases peak EGT's
New technology 64mm "mixed flow" larger turbine wheel increases turbine flow and efficiency
VSR high speed balanced
Perfect for any truck with HP levels above stock (towing, street & race use)
Turbo is preset to ~32psi boost
Upgraded to BD Wastegate Canister
Max Effort - Highest tune available to achieve the maximum turbo output
No Core Charge!
A drop-in, stock-appearing turbo for the Duramax LB7 which utilizes modern-day turbo technology. New compressor and turbine wheels have been designed to give you increased airflow without compromising on low end response. Every turbo has been balanced on a high speed VSR turbo balancer in order to safely increase your boost to 32psi. With supporting modifications, the LB7 Screamer is capable of up to 630hp and works with any "box" tuner.
Fitment
2001-2004 Chevy/GMC 2500HD/3500 LB7 Duramax 6.6L
Install Time
5 Hours 36 Minutes
Warranty
Parts
12-Months
Note
Not for sale on licensed California vehicles
Trucks with the Regular Production Option (RPO) "YF5" may require an aftermarket downpipe such as Diamond Eye 321055
Emissions
This product has met EPA's reasonable basis requirements and is legal for sale and use within the jurisdiction of the federal EPA. (EMS:2)
Year Ranges
Make
Model
Series
Engine
2001-2004
GM/Chevrolet/GMC
Silverado/Sierra
2500HD/3500HD
6.6L Duramax LB7/6.6L Duramax LLY
Property
Values
Year Ranges
2001-2004
Make
GM/Chevrolet/GMC
Model
Silverado/Sierra
Series
2500HD/3500HD
Engine
6.6L Duramax LB7/6.6L Duramax LLY
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