PRP Wrangler TJ Driver-Side Adapter Mount for 2003–2006 is a one-side, 1/8-inch steel adapter that bolts directly to the stock seat base with no modifications. Pre-drilled for quick installation of standard-width PRP suspension seats, it is intended for use with 4- or 5-point off-road harnesses; 3-point seat belts require a compatible extension or angle bracket.
PRP 03-06 Jeep TJ Seat Adapter Mount (Driver Side)