you should not ground on the rear deck cause its could be a flotting ground, under the mat should be perfect and the best, if you want to work hard, the back seatbelt bolt


1998.5 Toreador Red/Midnight Blue Contour SVT - #5912/6535 - DOB - 05/11/1998 - RU-3530/CTA Intake Pipe MSDS Heaser/Y-Pipe Magnaflow #10435 9mm Ford racing SPEC Stage one/Spec Alum. Flywheel HERE