⚖️ Compare: T4 exhaust manifold, RB25/30DET (DOHC) vs Class KR vs AUTHORIZE A-K vs Class KR H713145 (JQR certified)

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Item T4 exhaust manifold, RB25/30DET (DOHC) (schematic) T4 exhaust manifold, RB25/30DET (DOHC) Remove ✕ Class KR (schematic) Class KR Remove ✕ AUTHORIZE A-K (schematic) AUTHORIZE A-K Remove ✕ Class KR H713145 (JQR certified) Class KR H713145 (JQR certified) Remove ✕
Brand 6boost
Australia
KAKIMOTO RACING
Japan
FUJITSUBO GIKEN INDUSTRY
Japan
KAKIMOTO RACING
Japan
Category 💨 Exhaust 💨 Exhaust 💨 Exhaust 💨 Exhaust
Type AftermarketAftermarketAftermarketAftermarket
Part number —T713195#—H713145
Fitment Nissan RB25DET / RB30DET (DOHC head)Toyota Crown Sport Hybrid AZSH36WSuzuki Jimny JB64W R06AHonda Civic
Reference price JPY 157,822 – 183,750
6boost official store, listed price (varies with wastegate flange and other options): A$1,400–1,630 (2026-09) at 112.73 JPY/AUD (MUFG TTS 2026-09-16); excl. shipping, duties, tax
JPY 130,900
Price listed on kakaku.com (surveyed 2026-08)
JPY 48,495
Price listed on kakaku.com (surveyed 2026-08)
JPY 198,968
Price listed on kakaku.com (surveyed 2026-08)
Official Product page ↗ Product page ↗ Official ↗ 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.