Bilstein 5100 Series 1999 GMC Sierra 2500 SLT Rear 46mm Monotube Shock Absorber 2012-mini-cooper-john-cooper-works-esi3410815 It features the distinctive S-Type

It features the distinctive S-Type sound level without drone or resonance inside the vehicle

Replace the Polyphonic Harmonizer behind the primary muffler in the BORLA® ATAK® system with muffler 60679 to attain the S-Type sound level (quieter than ATAK®)

Notched necks for clamp in installation using 1" wide band style clamps 18330 (clamps not included)

Kit contains (4) 5/16" diameter and (2) 7/16" diameter stainless steel rods

Bilstein 5100 Series 1999 GMC Sierra 2500 SLT Rear 46mm Monotube Shock Absorber 2012-mini-cooper-john-cooper-works-esi3410815 It features the distinctive S-TypeChevrolet Silverado 1500 2013 1999, Silverado 1500 Classic 2007, Silverado 1500 HD 2003 2001, Silverado 1500 HD 2006 2005, Silverado 2500 2004 1999, Silverado 2500 HD 2010 2001, Silverado 2500 HD Classic 2007, Silverado 3500 2006 2001, Silverado 3500 Classic 2007, Silverado 3500 HD 2010 2007, Dodge Ram 1500 2008 2006, Ram 2500 2010 2003, Ram 3500 2010 2003, GMC Sierra 1500 2013 1999, Sierra 1500 Classic 2007, Sierra 1500 HD 2003 2001, Sierra 1500 HD