S15 S14 S13 NISMO 6 SPEED REINFORCED CLOSE RATIO GEARBOX NEW
NISMO REINFORCED CLOSE RATIO 6-SPEED GEARBOX FITS NISSAN S13/S14/S15 SILVIA. Direct bolt in strengthened complete gearbox upgrade for S15- the only 6 speed OEM option now that the standard 6 speed is discontinued. Note: Requires Nismo 3137S-RRS50 Install Kit for S13 & S14! The Nismo Reinforced Cross 6 Speed Transmission Assembly is based on the S15 6 speed transmission, this transmission provides a gear ratio for truly enjoyable sports driving, as well as increased gear strength. For more en