Shimmed to eliminate noise and vibration. Formulated for reduced noise. Semi-Metallic compounds. Post cured for consistent performance throughout the service life of the brake pad. 100% Asbestos and Copper free formulas.. BMW 120i 2011, 125i 2013-2009, 128i 2013-2008, 130i 2010-2006, 323i 2011-2006, 325i 2011-2006, 325xi 2006, 328i 2013-2007, 328i xDrive 2013-2009, 328xi 2008-2007, X1 2015-2012. C-TEK(R) Brake Pads are manufactured to restore brake system performance while also providing smooth and quiet braking.. Slots & chamfers match OE design, allowing for less noise, vibration, and harshness.. Metallic brake; metallic pads; brake pads; Centric; C-Tek; Semi-Metallic pads; b. For optimal noise control over a wide temperature range. Centric C-TEK Semi-Metallic Brake Pads w/Shims - Rear. C-Tek Semi-Metallic Brake Pads with Shims. Semi-Metallic Brake Pads with Shims. OE Matched Slots and Chamfers. Metallic Brake Pad w/Shims. Vibration Damping Shims. Metallic Pads. OE Matched

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