Carbotech XP8 has a very strong initial bite with a coefficient of friction and rotor friendliness unmatched in the industry. Fade resistance is in excess of 1250°F. XP8™ still maintains the highly praised release, excellent modulation and rotor friendliness that have made all Carbotech™ compounds so successful. Operating range starts out at 200F and goes up to 1250F. Friction coefficient is rated at 0.56. We recommend this pad for track and aggressive street applications. This pad is similar to Winmax W2/W3 that we also offer. Fit and Compatibility:Fits Lexus ISF Rear factory calipers.