OER Parts offers a wide selection of Foam Padding & Seat Buns for your 1969 Plymouth Valiant. OER Parts offers 1969 Plymouth Valiant Standard Seat Foam, 1969 Plymouth Valiant Deluxe Seat Foam, 1969 Plymouth Valiant Seat Burlap Set, 1969 Plymouth Valiant Universal Seat Foam, 1969 Plymouth Valiant Bucket Seat Foam, 1969 Plymouth Valiant Front Split-Bench Seat Foam, and 1969 Plymouth Valiant Rear Bench Seat Foam.