M1 Monotube Rear Shocks 2.5-4.5 Inch Chevy/GMC Canyon/Colorado 2WD/4WD (23-26) Rough Country Apparel / Accessories - Antennas & CB - CB Antenna Mounts The sleeving has a 3/8

The sleeving has a 3/8 Inch inner diameter so it easily slides over most spark plug wires

For the performance hobbyist and also used for custom projects requiring a continuous energy spark application

The included rear 6

Uses factory hardware to mount

2003 & Newer Nissan 350Z 6-Speed

M1 Monotube Rear Shocks 2.5-4.5 Inch Chevy/GMC Canyon/Colorado 2WD/4WD (23-26) Rough Country Apparel / Accessories - Antennas & CB - CB Antenna Mounts The sleeving has a 3/8Whether 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 fast reaction with no cavitation just unbridled vibration damping at each and every