8 x 550cc Fuel Injectors LQ4/LQ9 4.8/5.3/6.0 for GM Trucks (1999–2013)

8 x 550cc Injectors LQ4/LQ9 for GM Trucks 1999-2013

Includes:
8 x 550cc Fuel Injectors LQ4/LQ9 for GM Trucks (1999–2013)

Fits Models:
GM Trucks (Chevrolet & GMC Silverado/Sierra)

Model Years:
1999 - 2013

Submodels:
1500, 2500, 3500 (varies by engine)

Engine Options:
4.8L V8, 5.3L V8, 6.0L V8

Description:
Premium high-flow injectors designed for GM LS-based engines, providing improved fuel delivery, efficiency, and throttle response for Silverado/Sierra trucks from 1999–2013.

Features:
- 8 x 550cc injectors for LQ4/LQ9 engines
- Fits multiple GM truck configurations (Chevy/GMC)
- Enhances fuel atomization and idle stability
- Compatible with 4.8L, 5.3L, 6.0L V8 platforms

Keywords:
fuel injectors, 550cc, LQ4, LQ9, GM Trucks, Silverado, Sierra, Chevy, GMC, 1999-2013