BMR Chevy SS and Pontiac G8 Motor Mount Kit (Solid Bushings) RedFits all 2008 2009 Pontiac G8s and 2014 2017 Chevrolet SSs (automatic and manual); MIG welded 1 4 inch plate steel; Black anodized 6061 billet aluminum machined spacers; Grade 10. 9 hardware; Elimination of engine deflection; Better throttle response; Quicker reaction times; More accurate shifts (Manually equipped cars) ; Engine can be easily lowered ? inch or ? inch for more under hood clearance; Weighs about 2 pounds less than stock motor mounts;