2001-2010 Duramax Bilstein 5100 Rear Shock 2-4" (24-186636)The Bilstein 5100 Series Shock Absorber 24 186636 is built to maximize the ride quality in your truck. It also offers you the correct length of shock for whatever lift you may have. Loaded or Unloaded, the Bilstein 5100 shocks offer increased driveability, stability, and control on the street or the trails.

In most cases

This was done to make the product easier to identify from our other Break-In oils such as BR30 & BR40

HX50 and many Garrett models

Excellent street manners & MPG

3L Powerstroke

Increased Zinc & Phosphorus: Precisely raises ZDDP levels for improved cam and lifter longevity

and minimal increase in smoke output

ensuring your engine breathes clean air and stays out of the shop

Intended for off-road use only

4L Upper Gasket Set (HS54657)

we finish them off using our abrasive flow media process to smooth out even the slightest imperfections

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