

Koyo (Koyorad) Performance Radiator: Nissan Skyline GT-R R34 RB26DETT MT 1998-2000
$749.00
or 4 interest-free payments of $187.25 with Afterpay
Part no. HH020879
Available to order - allow extra time for delivery
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Koyo Performance Radiator – Nissan Skyline GT-R R34 RB26DETT MT 1998–2000
Application: Nissan Skyline GT-R | GF-BNR34 (2D Coupe) | RB26DETT 2.6L Twin Turbo Petrol AWD | Manual Transmission
Part Number: HH020879 / KH020879
The R34 GT-R is the pinnacle of the Skyline GT-R lineage — the most refined, the most capable, and the most sought-after of the series. The RB26DETT twin-turbo inline-six is a legendary engine that responds exceptionally well to modification, and at elevated power levels the cooling system becomes a critical component. Whether you're running stock boost or pushing serious power, keeping coolant temperatures in check is non-negotiable.
Koyorad's all-aluminium radiator is a direct bolt-in performance upgrade for the BNR34, engineered to the same factory fit and mounting points as the OE unit. Nocolok furnace brazed, precision TIG welded by hand, and triple pressure tested — it retains all OEM fan shroud mounts and stock hose connections with no modifications required.
Why Koyorad?
- Precise Tube & Fin Alignment — Strict quality control ensures optimal coolant flow and maximum heat transfer efficiency across the entire core.
- Nocolok Furnace Brazing — All tubes, fins, headers, and brackets are bonded in a state-of-the-art Nocolok furnace, creating a structure that resists vibration, road debris, and the elements.
- Billet Filler Neck — Precision-machined billet filler necks are fitted to every unit for superior strength, durability, and a reliable seal.
- OE-Specific Mounting — Application-specific mounting points for fan shrouds, inlet/outlet hoses, and top/bottom pins ensure a pain-free, no-modification install.
- Hand-Crafted Heliarc Welds — Each radiator is individually Heliarc welded by hand, creating the strongest possible aluminium-to-aluminium bond across all components.
Specifications
- Part Number: HH020879 / KH020879
- Core Thickness: 48mm
- Core Dimensions (H × W): 450 × 643/671mm
- Tube Pitch: 55/55 × 670mm
- Inlet / Outlet Diameter: Ø35mm (top & bottom)
- Construction: All Aluminium, Nocolok Brazed, Heliarc Welded
- Transmission: Manual (MT)
- Fan Shroud: Retains OEM mounts
- Hoses: Compatible with stock radiator hoses
- Fitment: Direct bolt-in, no modifications required
Cross Reference
- Koyorad: HH020879 / KH020879
Fitment
- Year · Make · Model · Chassis · Submodel
- 1998–2000 · Nissan · Skyline · GF-BNR34 (2D Coupe) · GT-R – RB26DETT 2.6L Twin Turbo Petrol AWD (206kW)
Sold individually. Manual transmission fitment only. Lead times may apply — contact us for availability and shipping estimates.
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