I have used
http://www.accmats.com like
ElGracho
has on the last 4 trucks. Excellent quality. They come with a backing also. If you want to put something under them, how about dynamat?
__________________
Chris Lucas
1973 Chevy C-10
1978 GMC Jimmy (2WD) - SOLD
1987 R10 twin turbo LS
1991 R3500 SRW CrewCab
1985 K5 diesel swapped project
1989 K5 2WD conversion w/ Vette susp Project
Captkaos Customs
73-87chevytrucks.com