Landrum Elite Series Coil Spring - 5.0" OD - 11.000" Length - 225 lb/in Spring Rate - Rear - Silver Powder Coat 42087 Includes: 58x/4x LS Engine Main see 450600 LWILK5000K Size:Large (17") R03P003L

Includes: 58x/4x LS Engine Main Harness - EV6 Injector Harness - Terminator X ECU - ECU Main Power Harness - Bosch LSU 4

Vehicle Applications: GM Silverado/Sierra 09-13 V8-4

The gear drive can be easily installed

A one piece powder-coated heat shield is used to protect the filter from unwanted hot engine air for maximum performance

146103B and 146104B 102mm intake manifolds

Landrum Elite Series Coil Spring 5.0" OD 11.000" Length 225 lb in Spring Rate Rear Silver Powder Coat 42087 Includes: 58x 4x LS Engine Main see 450600 LWILK5000K Size:Large (17") R03P003L Includes: 58x 4x LS Engine Main Harness EV6 Injector Harness Terminator X ECU ECU Main Power Harness Bosch LSU 4 Vehicle Applications: GM Silverado Sierra 09 13 V8 4