Fits Sierra/Silverado 1500 HD(01-06) M1 Monotube Rear Shocks 2.5-6" 770744_D map-sensors 5L H4 2010-2011 Mitsubishi Lancer

5L H4 2010-2011 Mitsubishi Lancer GTS 2

5039/6 V 1977 Oldsmobile Cutlass Colonnade S 3

4L V8 1987 - 1988 Chevrolet R20 454/7

86% increase in inlet cross sectional area via the center inlet/scoop (secondary inlet) for maximum airflow

Fits Sierra/Silverado 1500 HD(01-06) M1 Monotube Rear Shocks 2.5-6" 770744_D map-sensors 5L H4 2010-2011 Mitsubishi LancerM1 Monotube Rear Shocks 2. 5 6" Chevy GMC Sierra 1500 HD Silverado 1500 HD (01 06) Whether you're tackling tough terrain or smooth city streets, Rough Country's Nitrogen charged M1 Monotube Shock Absorber leads the way, delivering impeccable ride quality and performance mile after mile. Rough Country's Monotube M1 Shocks feature an internal floating piston design that keeps the shock oil and high pressure nitrogen separate. The result is a lightning