SPL Parts PRO Solid Differential Mount Bushings – S13 240SX
Billet Aluminum | Eliminates Rubber Flex | J30, Z32, S14, S15, Skyline Diff Swap

Upgrading your rear differential setup on your S13? The SPL Parts Solid Differential Mounting Bushings (SDB) are designed to replace the soft factory rubber bushings when adapting different Nissan rear differential pumpkins to the S13 subframe. A must-have for serious performance builds!

✅ Compatible with J30, Z32 (NA), S14, S15, Skyline Diff Swaps
✅ Prevents Differential Movement & Wheel Hop
✅ Improves Throttle Response & Power Transfer
✅ CNC Machined 6061-T6 Billet Aluminum Construction
✅ Includes High-Grade Mounting Hardware
✅ Made in the USA

Direct Fit For:
• 1989–1994 Nissan 240SX (S13)
(When swapping in a J30, Z32 NA, S14, S15, or Skyline rear differential)

Kit Includes:
• 6061-T6 Billet Aluminum Solid Bushings
• New Mounting Bolts
• Installation-Ready for One Car

Ditch the flex and unlock true drivetrain response. Whether for street or track, SPL’s SDB kit keeps your differential tight and your power planted.