⚖️ Compare: Billet conversion engine mount kit, K-series manual B90050-75A vs RACING SPEC 5-Speed Close-Ratio Gearbox, full set vs Intercooler Kit R type, GT1000SPEC

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 Billet conversion engine mount kit, K-series manual B90050-75A Billet conversion engine mount kit, K-series manual B90050-75A Remove ✕ RACING SPEC 5-Speed Close-Ratio Gearbox, full set RACING SPEC 5-Speed Close-Ratio Gearbox, full set Remove ✕ Intercooler Kit R type, GT1000SPEC (schematic) Intercooler Kit R type, GT1000SPEC Remove ✕
Brand Innovative Mounts
United States
CS Marketing Co., Ltd. (D-MAX)
Japan
HKS Co., Ltd.
Japan
Category ⚙️ Engine ⚙️ Engine ⚙️ Engine
Type AftermarketAftermarketAftermarket
Part number B90050-75ADMXG1000NI13001-AN015
Fitment Honda Civic EK / EJ (1996–2000) with a K-series swap (manual)Nissan models with the SR20DETNissan GT-R R35 VR38DETT
Reference price JPY 92,906
Innovative Mounts official store (75A, standard finish): US$593.99 (2026-09) at 156.41 JPY/USD (MUFG TTS 2026-09-16); excl. shipping, duties, tax
JPY 528,000
Price including tax at D-MAX's official online shop (surveyed 2026-09)
JPY 435,600
Price listed on kakaku.com (surveyed 2026-08)
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.