⚖️ Compare: Budget tucked K-series harness Ver. 2 (K20) K2-Base vs Sports Resetting TYPE-2 (labour included) vs RACING SPEC 5-Speed Close-Ratio Gearbox, full set

Put the parts or tools you picked side by side and compare the brand, specs, reference price band, official page and where to buy.

Item Budget tucked K-series harness Ver. 2 (K20) K2-Base Budget tucked K-series harness Ver. 2 (K20) K2-Base Remove ✕ Sports Resetting TYPE-2 (labour included) (schematic) Sports Resetting TYPE-2 (labour included) Remove ✕ RACING SPEC 5-Speed Close-Ratio Gearbox, full set RACING SPEC 5-Speed Close-Ratio Gearbox, full set Remove ✕
Brand Rywire Motorsport Electronics
United States
NISSAN MOTORSPORTS INTERNATIONAL
Japan
CS Marketing Co., Ltd. (D-MAX)
Japan
Category ⚙️ Engine ⚙️ Engine ⚙️ Engine
Type AftermarketOEMAftermarket
Part number K2-Base—DMXG1000NI
Fitment Honda K20 engine (chassis adapter sold separately)Nissan Fairlady Z RZ34, 2025 modelNissan models with the SR20DET
Reference price JPY 113,397
Rywire official store: US$725 (2026-09) at 156.41 JPY/USD (MUFG TTS 2026-09-16); excl. shipping, duties, tax
JPY 154,000
Manufacturer's suggested retail price, NISMO news release
JPY 528,000
Price including tax at D-MAX's official online shop (surveyed 2026-09)
Official Product page ↗ Product page ↗ Product page ↗
Where to buy
About these figures. Reference prices are from the time of our survey, with the source under each one. Always confirm fitment and current prices on each maker’s official site.