Eliminate the restrictive factory turbo inlet on your 2001-2004 GM 6.6L Duramax LB7 with the HSP LB7 Stock Turbo Inlet Horn. Designed to bolt onto your stock tubrocharger, this 3.5" inlet horn maximizes airflow to your turbocharger. With many reporting a decrease in EGT's and increased power gains, this simple upgrade does not require any other modifications is a must-have on the LB7 model trucks.
- 3.5" Turbo Inlet Horn
- For Stock Turbochargers
- Increased Spool-Up & Throttle Response
Includes 3 new mounting bolts.
Turbo inlet gasket not included.
Part number: 103-HSP
*Please keep in mind these are custom coated to order.