1964-1967 Chevrolet Chevelle/Malibu GM A-Body Dynamat Xtreme Sound Deadening Under Rear Seat Kit - XGM A1 U Chevy Bel Air These springs are not off

These springs are not off the shelf

50 inch

CFM Directly against radiator: 1200

Pontiac Tempest / Le Mans / GTO

1964-1967 Chevrolet Chevelle/Malibu GM A-Body Dynamat Xtreme Sound Deadening Under Rear Seat Kit - XGM A1 U Chevy Bel Air These springs are not offDynamat Xtreme Custom Cut Sound Deadening Kit to cover the inside flooring surface below the rear seat and vertical panels on the inner quarter of a Chevrolet Chevelle GM A Body Features The perfect sound damping solution just got easier with Dynamat Xtreme Custom Cut Kits. Give your back seat a solid feel, stop vibrations and effectively block road noise without any cutting or guesswork. This Dynamat Xtreme Custom Cut Kit covers the seat pan area